{
 "dataset": "Ductless Lab - verified mini split heat pump systems (US). Prices read first-hand on manufacturer/retailer product pages; systems without a verified USD price carry price: null and no buy link.",
 "price_checked": "2026-11-04",
 "systems": [
  {
   "id": "mrcool-diy-12k",
   "brand": "MRCOOL",
   "name": "MRCOOL DIY 5th Gen 12k",
   "model": "DIY-12-HP-WM-115D25-O",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "up to 550 sq ft",
   "seer2": 22.0,
   "diy_true": true,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount",
   "price": 2359,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/mrcool-diy-5th-gen-e-star-12000-btu-single-zone-mini-split-complete-system-with-25ft-line-set-115v-diy-12-hp-wm-115d25-o.html",
   "buy_url": "https://hvacdirect.com/mrcool-diy-5th-gen-e-star-12000-btu-single-zone-mini-split-complete-system-with-25ft-line-set-115v-diy-12-hp-wm-115d25-o.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "True DIY: 25 ft pre-charged Quick Connect line set included in the price."
  },
  {
   "id": "mrcool-diy-18k",
   "brand": "MRCOOL",
   "name": "MRCOOL DIY 5th Gen 18k",
   "model": "DIY-18-HP-WM-230D25-O",
   "zones": 1,
   "btu": 18000,
   "coverage_sqft": "up to 800 sq ft",
   "seer2": 21.5,
   "diy_true": true,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount",
   "price": 2909,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/mrcool-diy-5th-gen-e-star-18000-btu-single-zone-mini-split-complete-system-with-25ft-line-set-230v-diy-18-hp-wm-230d25-o.html",
   "buy_url": "https://hvacdirect.com/mrcool-diy-5th-gen-e-star-18000-btu-single-zone-mini-split-complete-system-with-25ft-line-set-230v-diy-18-hp-wm-230d25-o.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "True DIY: 25 ft pre-charged Quick Connect line set included in the price."
  },
  {
   "id": "mrcool-diy-24k",
   "brand": "MRCOOL",
   "name": "MRCOOL DIY 5th Gen 24k",
   "model": "DIY-24-HP-WM-230D25-O",
   "zones": 1,
   "btu": 24000,
   "coverage_sqft": "up to 1,050 sq ft",
   "seer2": 22.7,
   "diy_true": true,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount",
   "price": 3329,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/mrcool-diy-5th-gen-e-star-24000-btu-single-zone-mini-split-complete-system-with-25ft-line-set-230v-diy-24-hp-wm-230d25-o.html",
   "buy_url": "https://hvacdirect.com/mrcool-diy-5th-gen-e-star-24000-btu-single-zone-mini-split-complete-system-with-25ft-line-set-230v-diy-24-hp-wm-230d25-o.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "True DIY: 25 ft pre-charged Quick Connect line set included in the price."
  },
  {
   "id": "mrcool-diy-36k",
   "brand": "MRCOOL",
   "name": "MRCOOL DIY 5th Gen 36k",
   "model": "DIY-36-HP-WM-230D25-O",
   "zones": 1,
   "btu": 36000,
   "coverage_sqft": "up to 1,550 sq ft",
   "seer2": 18.0,
   "diy_true": false,
   "heating_low_ambient_f": null,
   "indoor_type": null,
   "price": 3469,
   "msrp": null,
   "retailer": "Sylvane",
   "source_url": "https://www.sylvane.com/products/mrcool-diy-5th-gen-36k-btu-heat-pump-mini-split",
   "buy_url": "https://www.amazon.com/s?k=MRCOOL+DIY+36000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "DIY-series model, but the retailer page read did not state a pre-charged line-set length or a low-ambient heating rating, so we do not publish either. SEER2 listed as 'up to 18'."
  },
  {
   "id": "mrcool-easy-pro-12k",
   "brand": "MRCOOL",
   "name": "MRCOOL DIY Easy Pro 12k",
   "model": "EZPRO-12-HP-11516D-O",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "up to 550 sq ft",
   "seer2": 19.5,
   "diy_true": true,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount",
   "price": 1649,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/mrcool-diy-5th-gen-easy-pro-12k-btu-ductless-mini-split-heat-pump-complete-system-with-16ft-line-set-115v-ezpro-12-hp-11516d-o.html",
   "buy_url": "https://hvacdirect.com/mrcool-diy-5th-gen-easy-pro-12k-btu-ductless-mini-split-heat-pump-complete-system-with-16ft-line-set-115v-ezpro-12-hp-11516d-o.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "True DIY: 16 ft pre-charged Quick Connect line set included. Budget DIY tier; 115V."
  },
  {
   "id": "mrcool-easy-pro-18k",
   "brand": "MRCOOL",
   "name": "MRCOOL DIY Easy Pro 18k",
   "model": "EZPRO-18-HP-23016D-O",
   "zones": 1,
   "btu": 18000,
   "coverage_sqft": "up to 800 sq ft",
   "seer2": 20.0,
   "diy_true": true,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount",
   "price": 1827,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/mrcool-diy-5th-gen-easy-pro-18k-btu-ductless-mini-split-heat-pump-complete-system-with-16ft-line-set-208-230v-ezpro-18-hp-23016d-o.html",
   "buy_url": "https://hvacdirect.com/mrcool-diy-5th-gen-easy-pro-18k-btu-ductless-mini-split-heat-pump-complete-system-with-16ft-line-set-208-230v-ezpro-18-hp-23016d-o.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "True DIY: 16 ft pre-charged Quick Connect line set included. Budget DIY tier."
  },
  {
   "id": "mrcool-easy-pro-24k",
   "brand": "MRCOOL",
   "name": "MRCOOL DIY Easy Pro 24k",
   "model": "EZPRO-24-HP-23016D-O",
   "zones": 1,
   "btu": 24000,
   "coverage_sqft": "~1,050 sq ft",
   "seer2": 18.9,
   "diy_true": true,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount",
   "price": 2149,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/mrcool-diy-5th-gen-easy-pro-24k-btu-ductless-mini-split-heat-pump-complete-system-with-16ft-line-set-208-230v-ezpro-24-hp-23016d-o.html",
   "buy_url": "https://hvacdirect.com/mrcool-diy-5th-gen-easy-pro-24k-btu-ductless-mini-split-heat-pump-complete-system-with-16ft-line-set-208-230v-ezpro-24-hp-23016d-o.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "True DIY: sold as the 16 ft pre-charged line-set version. Budget DIY tier."
  },
  {
   "id": "mrcool-diy-2zone-18k",
   "brand": "MRCOOL",
   "name": "MRCOOL DIY 5th Gen 2-Zone 18k (6+6)",
   "model": "DIY-MULTI3-18HP230",
   "zones": 2,
   "btu": 18000,
   "coverage_sqft": null,
   "seer2": 23.9,
   "diy_true": false,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount x2",
   "price": 2469,
   "msrp": 2715.9,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/18000-btu-mrcool-diy-5th-gen-23-9-seer2-dual-zone-wall-mount-mini-split-heat-pump-system-r454b-230v-6-6diy-multi3-18hp230-diy-06-hp-wmah-230-2.html",
   "buy_url": "https://hvacdirect.com/18000-btu-mrcool-diy-5th-gen-23-9-seer2-dual-zone-wall-mount-mini-split-heat-pump-system-r454b-230v-6-6diy-multi3-18hp230-diy-06-hp-wmah-230-2.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "IMPORTANT: pre-charged line sets are NOT included at this price (the product page says so) - they are per-zone add-ons (about +$227 for 16 ft / +$264 for 25 ft). Price pair taken from HVACDirect's category listing for this model."
  },
  {
   "id": "mrcool-diy-3zone-36k",
   "brand": "MRCOOL",
   "name": "MRCOOL DIY 5th Gen 3-Zone 36k (9+9+18)",
   "model": "DIY-MULTI5-36HP230D",
   "zones": 3,
   "btu": 36000,
   "coverage_sqft": "Per-zone: 400 / 400 / 1,000 sq ft",
   "seer2": 23.0,
   "diy_true": false,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount x3",
   "price": 4538,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/36-000-mrcool-5th-gen-diy-23-seer2-three-zone-wall-mounted-mini-split-heat-pump-system-r-454b-9-9-18-id211029.html",
   "buy_url": "https://hvacdirect.com/36-000-mrcool-5th-gen-diy-23-seer2-three-zone-wall-mounted-mini-split-heat-pump-system-r-454b-9-9-18-id211029.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "Line-set inclusion is ambiguous on the product page: the included list mentions Quick Connect line sets, but options price them per zone (+$227-$272). Budget for line sets separately."
  },
  {
   "id": "mrcool-diy-5zone-48k",
   "brand": "MRCOOL",
   "name": "MRCOOL DIY 5th Gen 5-Zone 48k (6+9+9+9+12)",
   "model": "DIY-MULTI6-48HP-230",
   "zones": 5,
   "btu": 48000,
   "coverage_sqft": "Per-zone: 250-600 sq ft",
   "seer2": 21.8,
   "diy_true": false,
   "heating_low_ambient_f": null,
   "indoor_type": "Wall mount x5",
   "price": 5970,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/48000-btu-mrcool-diy-5th-gen-21-8-seer2-five-zone-wall-mount-mini-split-heat-pump-system-r454b-230v-6-9-9-9-12diy-multi6-48hp-diy-06-hp-wmah-230-diy-09-hp-wmah-230-3-diy-12-hp-wmah-230.html",
   "buy_url": "https://hvacdirect.com/48000-btu-mrcool-diy-5th-gen-21-8-seer2-five-zone-wall-mount-mini-split-heat-pump-system-r454b-230v-6-9-9-9-12diy-multi6-48hp-diy-06-hp-wmah-230-diy-09-hp-wmah-230-3-diy-12-hp-wmah-230.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "Line-set inclusion is ambiguous on the product page (options price them per zone, +$227-$587). Low-ambient heating rating was not stated on the page read."
  },
  {
   "id": "mrcool-advantage-12k",
   "brand": "MRCOOL",
   "name": "MRCOOL Advantage 5th Gen 12k (pro install)",
   "model": "A-12-HP-115D-O",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "up to 550 sq ft",
   "seer2": 21.2,
   "diy_true": false,
   "heating_low_ambient_f": 5,
   "indoor_type": "Wall mount",
   "price": 937,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/12-000-btu-mrcool-advantage-5th-gen-21-2-seer2-single-zone-mini-split-r454b-115v-id198421.html",
   "buy_url": "https://hvacdirect.com/12-000-btu-mrcool-advantage-5th-gen-21-2-seer2-single-zone-mini-split-r454b-115v-id198421.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "NOT a DIY system: the page specifies licensed-professional installation. Heating minimum 5F per the spec table."
  },
  {
   "id": "senville-leto-9k",
   "brand": "Senville",
   "name": "Senville LETO 9k",
   "model": "SENL-09CD/220",
   "zones": 1,
   "btu": 9000,
   "coverage_sqft": null,
   "seer2": 21.2,
   "diy_true": false,
   "heating_low_ambient_f": 5,
   "indoor_type": "Wall mount",
   "price": 799.99,
   "msrp": null,
   "retailer": "Senville",
   "source_url": "https://senville.com/9000-btu-mini-split-air-conditioner-heat-pump-senl-09cd-220v/",
   "buy_url": "https://www.amazon.com/s?k=Senville+LETO+9000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Not DIY: condenser is pre-charged for up to 25 ft of line run, but the line set is a standard flare kit and Senville requires professional installation. The product page states two different coverage ranges (100-450 and 450-750 sq ft), so we do not publish a coverage figure."
  },
  {
   "id": "senville-leto-12k",
   "brand": "Senville",
   "name": "Senville LETO 12k",
   "model": "SENL-12CD",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "450-750 sq ft",
   "seer2": 21.2,
   "diy_true": false,
   "heating_low_ambient_f": 5,
   "indoor_type": "Wall mount",
   "price": 799.99,
   "msrp": null,
   "retailer": "Senville",
   "source_url": "https://senville.com/12000-btu-mini-split-air-conditioner-senl-12cd/",
   "buy_url": "https://www.amazon.com/s?k=Senville+LETO+12000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Not DIY: pre-charged condenser (up to 25 ft), standard flare line set, professional installation required. This is the 115V variant."
  },
  {
   "id": "senville-leto-18k",
   "brand": "Senville",
   "name": "Senville LETO 18k",
   "model": "SENL-18CD",
   "zones": 1,
   "btu": 18000,
   "coverage_sqft": "700-1,000 sq ft",
   "seer2": 19.2,
   "diy_true": false,
   "heating_low_ambient_f": 5,
   "indoor_type": "Wall mount",
   "price": 999.99,
   "msrp": null,
   "retailer": "Senville",
   "source_url": "https://senville.com/18000-btu-mini-split-air-conditioner-heat-pump-senl-18cd/",
   "buy_url": "https://www.amazon.com/s?k=Senville+LETO+18000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Not DIY: pre-charged condenser (up to 25 ft), standard flare line set, professional installation required."
  },
  {
   "id": "senville-leto-24k",
   "brand": "Senville",
   "name": "Senville LETO 24k",
   "model": "SENL-24CD",
   "zones": 1,
   "btu": 24000,
   "coverage_sqft": "1,000-1,250 sq ft",
   "seer2": 18.7,
   "diy_true": false,
   "heating_low_ambient_f": 5,
   "indoor_type": "Wall mount",
   "price": 1249.99,
   "msrp": null,
   "retailer": "Senville",
   "source_url": "https://senville.com/24000-btu-mini-split-air-conditioner-senl-24cd/",
   "buy_url": "https://www.amazon.com/s?k=Senville+LETO+24000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Not DIY: Senville's FAQ states professional installation is required."
  },
  {
   "id": "senville-aura-12k",
   "brand": "Senville",
   "name": "Senville AURA 12k",
   "model": "SENA-12HF",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": null,
   "seer2": 25.4,
   "diy_true": false,
   "heating_low_ambient_f": -22,
   "indoor_type": "Wall mount",
   "price": 1399.99,
   "msrp": null,
   "retailer": "Sylvane",
   "source_url": "https://www.sylvane.com/products/senville-aura-12000-btu-mini-split-heat-pump",
   "buy_url": "https://www.amazon.com/s?k=Senville+AURA+12000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Cold-climate line: heats to -22F. Not DIY - licensed HVAC installation required for warranty. Coverage was not stated on the US retailer page read."
  },
  {
   "id": "senville-aura-24k",
   "brand": "Senville",
   "name": "Senville AURA 24k",
   "model": "SENA-24HF",
   "zones": 1,
   "btu": 24000,
   "coverage_sqft": null,
   "seer2": null,
   "diy_true": false,
   "heating_low_ambient_f": -22,
   "indoor_type": "Wall mount",
   "price": 1769.99,
   "msrp": null,
   "retailer": "Sylvane",
   "source_url": "https://www.sylvane.com/products/senville-aura-24000-btu-mini-split-heat-pump",
   "buy_url": "https://www.amazon.com/s?k=Senville+AURA+24000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Cold-climate line: heats to -22F. Not DIY. The retailer page lists '21.5 SEER' without the SEER2 label, so we do not publish an efficiency figure for this model yet."
  },
  {
   "id": "senville-aura-2zone-18k",
   "brand": "Senville",
   "name": "Senville AURA 18k Dual-Zone",
   "model": "SENA-18HF/D",
   "zones": 2,
   "btu": 18000,
   "coverage_sqft": "750-1,250 sq ft",
   "seer2": 25.0,
   "diy_true": false,
   "heating_low_ambient_f": -22,
   "indoor_type": "Wall mount x2",
   "price": null,
   "msrp": null,
   "retailer": "Senville Canada",
   "source_url": "https://senville.ca/18000-btu-dual-zone-mini-split-air-conditioner-sena-18hf-d/",
   "buy_url": null,
   "buy_link_type": null,
   "affiliate_ready": false,
   "notes": "Specs verified, but the only first-hand price found was CAD 2,599.99 at senville.ca - no verified USD price, so this system carries no price and no buy link here. Condenser pre-charged for up to 75 ft combined; two 16 ft kits included; professional installation required."
  },
  {
   "id": "senville-aura-cassette-12k",
   "brand": "Senville",
   "name": "Senville AURA 12k Ceiling Cassette",
   "model": "SENA-12HF-IC",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": null,
   "seer2": 22.2,
   "diy_true": false,
   "heating_low_ambient_f": -22,
   "indoor_type": "Ceiling cassette",
   "price": 1399.99,
   "msrp": null,
   "retailer": "Senville",
   "source_url": "https://senville.com/12000-btu-ceiling-cassette-air-conditioner-sena-12hf-ic/",
   "buy_url": "https://www.amazon.com/s?k=Senville+AURA+12000+BTU+ceiling+cassette+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Four-way ceiling cassette indoor unit. Heats to -22F. Professional installation required; self-install is not permitted."
  },
  {
   "id": "pioneer-diamante-pro-12k",
   "brand": "Pioneer",
   "name": "Pioneer Diamante Pro 12k",
   "model": "WYT012ALSI20RL",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "350-500 sq ft",
   "seer2": 20.0,
   "diy_true": false,
   "heating_low_ambient_f": -4,
   "indoor_type": "Wall mount",
   "price": 928,
   "msrp": 1329,
   "retailer": "Pioneer Mini Split",
   "source_url": "https://www.pioneerminisplit.com/products/pioneer-diamante-pro-high-wall-series-12-000-btu-20-5-seer2-115v-ductless-mini-split-air-conditioner-inverter-heat-pump-with-16-ft-kit",
   "buy_url": "https://www.amazon.com/s?k=Pioneer+Diamante+Pro+12000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Not DIY: condenser is factory pre-charged for up to 25 ft, but the included 16 ft line set is a standard flare kit, not pre-charged. 115V model."
  },
  {
   "id": "pioneer-diamante-pro-18k",
   "brand": "Pioneer",
   "name": "Pioneer Diamante Pro 18k",
   "model": "WYT018GLSI20RL",
   "zones": 1,
   "btu": 18000,
   "coverage_sqft": "500-750 sq ft",
   "seer2": 21.0,
   "diy_true": false,
   "heating_low_ambient_f": -4,
   "indoor_type": "Wall mount",
   "price": 1178,
   "msrp": 1679,
   "retailer": "Pioneer Mini Split",
   "source_url": "https://www.pioneerminisplit.com/products/pioneer-diamante-pro-high-wall-series-18-000-btu-21-seer2-230v-ductless-mini-split-air-conditioner-inverter-heat-pump-with-16-ft-kit",
   "buy_url": "https://www.amazon.com/s?k=Pioneer+Diamante+Pro+18000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Not DIY: pre-charged condenser (up to 25 ft) with a standard 16 ft flare kit."
  },
  {
   "id": "pioneer-diamante-pro-24k",
   "brand": "Pioneer",
   "name": "Pioneer Diamante Pro 24k",
   "model": "WYT024GLSI20RL",
   "zones": 1,
   "btu": 24000,
   "coverage_sqft": "750-1,000 sq ft",
   "seer2": 21.0,
   "diy_true": false,
   "heating_low_ambient_f": -4,
   "indoor_type": "Wall mount",
   "price": 1528,
   "msrp": 2179,
   "retailer": "Pioneer Mini Split",
   "source_url": "https://www.pioneerminisplit.com/products/pioneer-diamante-pro-high-wall-series-24-000-btu-21-seer2-230v-ductless-mini-split-air-conditioner-inverter-heat-pump-with-16-ft-kit",
   "buy_url": "https://www.amazon.com/s?k=Pioneer+Diamante+Pro+24000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Not DIY: lines arrive pre-flared, not pre-charged; condenser pre-charged for up to 25 ft per circuit."
  },
  {
   "id": "pioneer-quantum-ultra-2zone",
   "brand": "Pioneer",
   "name": "Pioneer Quantum Ultra 18k Dual-Zone (2x 9k)",
   "model": "Quantum Ultra YN020GLFI20M2D",
   "zones": 2,
   "btu": 18000,
   "coverage_sqft": null,
   "seer2": null,
   "diy_true": false,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount x2",
   "price": 2094,
   "msrp": null,
   "retailer": "Pioneer Mini Split",
   "source_url": "https://www.pioneerminisplit.com/products/dual-split-18000-btu-quantum-ultra-wi-fi-24-seer2-energy-star-multi-2-zone-wall-mount-air-conditioner-heat-pump-230-volt",
   "buy_url": "https://www.amazon.com/s?k=Pioneer+Quantum+Ultra+2+zone+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "ENERGY STAR multi-zone. Not DIY: condenser pre-charged for up to 50 ft combined line length. The product title says 24 SEER2 while the body text says '24 SEER', so we do not publish an efficiency figure until that is confirmed on the rating sheet."
  },
  {
   "id": "cooperandhunter-mia-12k",
   "brand": "Cooper & Hunter",
   "name": "Cooper & Hunter MIA 12k",
   "model": "CH-RLS12MIA-230VI / CH-RLS12MIA-230VO",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "up to ~550 sq ft",
   "seer2": 21.3,
   "diy_true": false,
   "heating_low_ambient_f": 5,
   "indoor_type": "Wall mount",
   "price": 729.57,
   "msrp": 860.89,
   "retailer": "MiniSplitsForLess",
   "source_url": "https://minisplitsforless.com/products/cooper-hunter-12-000-btu-208-230v-ductless-mini-split-air-conditioner-and-heat-pump-wifi-ready-19-seer-installation-kit-ch-ng12mia230vi-o",
   "buy_url": "https://www.amazon.com/s?k=Cooper+Hunter+MIA+12000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Not DIY: standard 16 ft kit with a pre-charged condenser; the listing requires licensed EPA-608 professional installation."
  },
  {
   "id": "cooperandhunter-mia-ng-18k",
   "brand": "Cooper & Hunter",
   "name": "Cooper & Hunter Mia NG 18k",
   "model": "CH-NG18MIA230VO",
   "zones": 1,
   "btu": 18000,
   "coverage_sqft": null,
   "seer2": null,
   "diy_true": false,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount",
   "price": null,
   "msrp": null,
   "retailer": "Cooper & Hunter",
   "source_url": "https://cooperandhunter.us/product/ch-ng18mia230vo",
   "buy_url": null,
   "buy_link_type": null,
   "affiliate_ready": false,
   "notes": "Specs from the manufacturer page; Cooper & Hunter publishes no price there, so this system carries no price and no buy link. The manufacturer states '19 SEER' (not SEER2), so no efficiency figure is published here. Heating range starts at -13F per the manufacturer spec."
  },
  {
   "id": "cooperandhunter-olivia-24k",
   "brand": "Cooper & Hunter",
   "name": "Cooper & Hunter Olivia Hyper Heat 24k",
   "model": "CH-R24MOLVWM-230VI / CH-RHP24-230VO",
   "zones": 1,
   "btu": 24000,
   "coverage_sqft": "up to ~1,100 sq ft",
   "seer2": 22.3,
   "diy_true": false,
   "heating_low_ambient_f": -22,
   "indoor_type": "Wall mount",
   "price": 2592.96,
   "msrp": null,
   "retailer": "MiniSplitsForLess",
   "source_url": "https://minisplitsforless.com/products/cooper-hunter-24-000-btu-230v-hyper-ductless-mini-split-air-conditioner-ch-hpr24-230vi-o",
   "buy_url": "https://www.amazon.com/s?k=Cooper+Hunter+Olivia+24000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Hyper Heat model: heats to -22F. Sold 'No Kit' - line set is optional; licensed-professional install required."
  },
  {
   "id": "klimaire-ksie-12k",
   "brand": "Klimaire",
   "name": "Klimaire KSIE 12k",
   "model": "KSIE012-H120-O / KSIE012-H120-IW-2",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "550 sq ft",
   "seer2": null,
   "diy_true": false,
   "heating_low_ambient_f": 5,
   "indoor_type": "Wall mount",
   "price": 659,
   "msrp": 969,
   "retailer": "Heat & Cool",
   "source_url": "https://heatandcool.com/products/12-000-btu-21-seer2-klimaire-wall-mounted-ductless-mini-split-inverter-air-conditioner-heat-pump-system-115v?_pos=139&_sid=99b0e06eb&_ss=r",
   "buy_url": "https://www.amazon.com/s?k=Klimaire+12000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Not DIY: line sets are paid add-ons. The retailer page contradicts itself on efficiency (21 SEER2 in the title, 22.7 SEER2 in the spec table, 21.5 SEER elsewhere), so we do not publish an efficiency figure for this model."
  },
  {
   "id": "klimaire-ksie-24k",
   "brand": "Klimaire",
   "name": "Klimaire KSIE 24k",
   "model": "KSIE024-H220-S(W)",
   "zones": 1,
   "btu": 24000,
   "coverage_sqft": null,
   "seer2": null,
   "diy_true": false,
   "heating_low_ambient_f": null,
   "indoor_type": "Wall mount",
   "price": 1965,
   "msrp": null,
   "retailer": "A&A Mini Splits",
   "source_url": "https://aaminisplits.com/collections/18000-btu-1/products/copy-of-24000-btu-klimaire-15-seer-ductless-mini-split-ac-heat-pump-230-volt-1",
   "buy_url": "https://www.amazon.com/s?k=Klimaire+24000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Price is for the 15 ft kit version (25 ft kit: $2,100). Not DIY: pre-flared kit and pre-charged condenser, not a quick-connect line set. The page states 'SEER 20.5' without the SEER2 label and contradicts itself on minimum heating temperature, so neither figure is published here."
  },
  {
   "id": "klimaire-kiwq-diy-12k",
   "brand": "Klimaire",
   "name": "Klimaire KIWQ-KOIQ DIY 12k",
   "model": "KIWQ12H2-45T + KOIQ12H2-45T",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "up to 550 sq ft",
   "seer2": 24.0,
   "diy_true": true,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount",
   "price": null,
   "msrp": null,
   "retailer": "Klimaire",
   "source_url": "https://klimaire.com/products/klimaire-kiwq-koiq-diy-series-do-it-yourself-high-wall-mounted-mini-split-heat-pump-air-conditioner-with-e-z-kuick-connect%E2%84%A2-installation-kit-5th-generation",
   "buy_url": null,
   "buy_link_type": null,
   "affiliate_ready": false,
   "notes": "True DIY: 25 ft pre-charged E-Z Kuick Connect line set, factory-sealed R-454B; the manufacturer states no vacuum pump, gauges, or HVAC tech required. But klimaire.com shows a $0.00 placeholder price, so this system carries no price and no buy link until a priced retailer listing is verified."
  },
  {
   "id": "tosot-muse-18k",
   "brand": "TOSOT",
   "name": "TOSOT Muse 18k (prior generation)",
   "model": "TST-SU-MUSE-18K230",
   "zones": 1,
   "btu": 18000,
   "coverage_sqft": null,
   "seer2": null,
   "diy_true": true,
   "heating_low_ambient_f": -13,
   "indoor_type": null,
   "price": null,
   "msrp": null,
   "retailer": "Woot",
   "source_url": "https://home.woot.com/offers/tosot-18-000-btu-split-ac-unit-with-heat-pump?ref=w_cnt_odet_pic_3",
   "buy_url": null,
   "buy_link_type": null,
   "affiliate_ready": false,
   "notes": "Prior-generation true-DIY kit with a 16.5 ft pre-charged installation kit, verified on an outlet listing - but no price was published on the page read, so it carries no price and no buy link. The listing title states '19 SEER' (not SEER2)."
  },
  {
   "id": "tosot-cosmo-12k",
   "brand": "TOSOT",
   "name": "TOSOT Cosmo 12k",
   "model": "Cosmo 12k (230V)",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "650 sq ft",
   "seer2": 19.0,
   "diy_true": false,
   "heating_low_ambient_f": -13,
   "indoor_type": null,
   "price": 809.99,
   "msrp": null,
   "retailer": "TOSOT Direct",
   "source_url": "https://tosotdirect.com/products/12-000-btu-ductless-mini-split-inverter-heat-pump-air-conditioner-230v",
   "buy_url": "https://www.amazon.com/s?k=TOSOT+Cosmo+12000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "TOSOT says 'Ready For DIY' with a basic 16 ft line set included, but the page does not state the line set is pre-charged or quick-connect, so we do not count it as true DIY. Operates from -13F to 118F."
  },
  {
   "id": "tosot-cosmo-24k",
   "brand": "TOSOT",
   "name": "TOSOT Cosmo 24k",
   "model": "GWH24AWEXF-D6DNA1FI / GWH24ATEXF-D6DNA1FO",
   "zones": 1,
   "btu": 24000,
   "coverage_sqft": "1,400 sq ft",
   "seer2": 19.0,
   "diy_true": false,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount",
   "price": 1299,
   "msrp": null,
   "retailer": "TOSOT Direct",
   "source_url": "https://tosotdirect.com/products/24-000-btu-mini-split-heat-pump-air-conditioner-230v",
   "buy_url": "https://www.amazon.com/s?k=TOSOT+Cosmo+24000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Same DIY caveat as the Cosmo 12k: a 16 ft line set is included, but no pre-charged/quick-connect claim is stated, so it is not counted as true DIY. Operates from -13F to 118F."
  },
  {
   "id": "hisense-hi-edge-12k",
   "brand": "Hisense",
   "name": "Hisense Hi-EDGE 12k",
   "model": "Hi-EDGE series (no per-size model published)",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": null,
   "seer2": null,
   "diy_true": false,
   "heating_low_ambient_f": -4,
   "indoor_type": null,
   "price": null,
   "msrp": null,
   "retailer": "Hisense Comfort",
   "source_url": "https://www.hisensecomfort.com/product-page/hi-edge",
   "buy_url": null,
   "buy_link_type": null,
   "affiliate_ready": false,
   "notes": "Dealer-installed US line (Hisense Comfort) with a base pan heater, heating range -4F to 75F, R32. No purchasable US first-hand listing or public price exists, so it carries no price and no buy link. Series efficiency is stated only as 'up to 22.5-23 SEER2', not per size."
  },
  {
   "id": "daikin-oterra-12k",
   "brand": "Daikin",
   "name": "Daikin Oterra 12k",
   "model": "FTXF12BVJU9 / RXF12BVJU9",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "400-600 sq ft",
   "seer2": 21.0,
   "diy_true": false,
   "heating_low_ambient_f": 5,
   "indoor_type": "Wall mount",
   "price": 1940,
   "msrp": 2294.4,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/12-000-btu-21-seer2-daikin-oterra-single-zone-wall-mounted-mini-split-heat-pump-system-r-32-230v1.html",
   "buy_url": "https://hvacdirect.com/12-000-btu-21-seer2-daikin-oterra-single-zone-wall-mounted-mini-split-heat-pump-system-r-32-230v1.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "Pro install; line set is a paid add-on (15 ft +$185.84 / 25 ft +$251.72). Heat pump version - a near-identical cooling-only SKU exists, so check the model numbers when ordering."
  },
  {
   "id": "daikin-aurora-18k",
   "brand": "Daikin",
   "name": "Daikin Aurora 18k",
   "model": "FTXV18AVJU9 / RXT18AVJU9",
   "zones": 1,
   "btu": 18000,
   "coverage_sqft": null,
   "seer2": 21.0,
   "diy_true": false,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount",
   "price": 3932,
   "msrp": null,
   "retailer": "Alpine Home Air",
   "source_url": "https://www.alpinehomeair.com/product/air-conditioning-cooling/ductless-mini-splits/single-zone-mini-split-systems/daikin/ftxv18avju9-rxt18avju9",
   "buy_url": "https://www.amazon.com/s?k=Daikin+Aurora+18000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Cold-climate model: heats to -13F. Pro install."
  },
  {
   "id": "daikin-aurora-mxt-2zone",
   "brand": "Daikin",
   "name": "Daikin Aurora MXT 18k 2-Zone (7+15)",
   "model": "2MXT18AVJU9",
   "zones": 2,
   "btu": 18000,
   "coverage_sqft": null,
   "seer2": 21.0,
   "diy_true": false,
   "heating_low_ambient_f": null,
   "indoor_type": "Wall mount x2",
   "price": 3956,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/18000-btu-daikin-aurora-mxt-21-seer2-dual-zone-wall-mounted-mini-split-heat-pump-system-r32-216549.html",
   "buy_url": "https://hvacdirect.com/18000-btu-daikin-aurora-mxt-21-seer2-dual-zone-wall-mounted-mini-split-heat-pump-system-r32-216549.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "Pro install; line sets are per-zone paid add-ons. A low-ambient heating rating was not stated on the page read, so none is published (do not assume the single-zone Aurora's -13F)."
  },
  {
   "id": "mitsubishi-ex-12k",
   "brand": "Mitsubishi",
   "name": "Mitsubishi EX-Series Hyper-Heat 12k",
   "model": "SUZ-AA12NLHZ / MSZ-EX12NLS",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "~400-600 sq ft",
   "seer2": 17.6,
   "diy_true": false,
   "heating_low_ambient_f": null,
   "indoor_type": "Wall mount",
   "price": 3792,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/12000-btu-mitsubishi-ex-series-17-6-seer2-single-wall-mounted-mini-split-hyper-heat-pump-system-r454b-suz-aa12nlhz-msz-ex12nls-199090.html",
   "buy_url": "https://hvacdirect.com/12000-btu-mitsubishi-ex-series-17-6-seer2-single-wall-mounted-mini-split-hyper-heat-pump-system-r454b-suz-aa12nlhz-msz-ex12nls-199090.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "H2i Hyper-Heating model; the exact minimum heating temperature was not stated in the page text read, so none is published. Headline SEER2 is 17.6; the same page's condenser table lists 17.2. Line sets are paid add-ons."
  },
  {
   "id": "mitsubishi-ex-18k",
   "brand": "Mitsubishi",
   "name": "Mitsubishi EX-Series Hyper-Heat 18k",
   "model": "SUZ-AA18NLHZ / MSZ-EX18NLS",
   "zones": 1,
   "btu": 18000,
   "coverage_sqft": "up to ~800 sq ft",
   "seer2": 17.5,
   "diy_true": false,
   "heating_low_ambient_f": -13,
   "indoor_type": "Wall mount",
   "price": 4214.25,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/18000-btu-mitsubishi-ex-series-17-5-seer2-single-wall-mounted-mini-split-hyper-heat-pump-system-r454b-suz-aa18nlhz-msz-ex18nls-199102.html",
   "buy_url": "https://hvacdirect.com/18000-btu-mitsubishi-ex-series-17-5-seer2-single-wall-mounted-mini-split-hyper-heat-pump-system-r454b-suz-aa18nlhz-msz-ex18nls-199102.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "H2i Hyper-Heating: heats to -13F per the condenser spec table. Headline SEER2 17.5 (condenser table lists 17.2). Line sets are paid add-ons."
  },
  {
   "id": "mitsubishi-mxz-2zone-24k",
   "brand": "Mitsubishi",
   "name": "Mitsubishi FX-Series MXZ 24k 2-Zone Hyper-Heat (12+15)",
   "model": "MXZ-3D24NLHZ",
   "zones": 2,
   "btu": 24000,
   "coverage_sqft": "~1,200-1,400 sq ft total",
   "seer2": 20.0,
   "diy_true": false,
   "heating_low_ambient_f": null,
   "indoor_type": "Wall mount x2",
   "price": 6860.25,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/24000-btu-mitsubishi-fx-series-20-seer2-dual-zone-wall-mounted-mini-split-hyper-heat-pump-system-r454b-199824.html",
   "buy_url": "https://hvacdirect.com/24000-btu-mitsubishi-fx-series-20-seer2-dual-zone-wall-mounted-mini-split-hyper-heat-pump-system-r454b-199824.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "Hyper-Heat multi-zone; the exact minimum heating temperature was not stated in the page text read, so none is published. Per-zone line sets are add-ons."
  },
  {
   "id": "lg-standard-12k",
   "brand": "LG",
   "name": "LG Standard 12k",
   "model": "KSSAE121A",
   "zones": 1,
   "btu": 12000,
   "coverage_sqft": "up to 550 sq ft",
   "seer2": 18.0,
   "diy_true": false,
   "heating_low_ambient_f": null,
   "indoor_type": "Wall mount",
   "price": 929,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/lg-12-000-btu-18-seer2-single-zone-wall-mount-mini-split-heat-pump-system-r32-230v-226348.html",
   "buy_url": "https://hvacdirect.com/lg-12-000-btu-18-seer2-single-zone-wall-mount-mini-split-heat-pump-system-r32-230v-226348.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "Cheapest complete premium-brand system in our dataset. The 10-year warranty requires licensed-contractor installation and registration. Minimum heating temperature was not stated on the page read."
  },
  {
   "id": "lg-multi-f-red-2zone",
   "brand": "LG",
   "name": "LG Multi F RED 18k 2-Zone (12+9)",
   "model": "KUMXA181A",
   "zones": 2,
   "btu": 18000,
   "coverage_sqft": "900-1,050 sq ft",
   "seer2": 20.0,
   "diy_true": false,
   "heating_low_ambient_f": null,
   "indoor_type": "Wall mount x2",
   "price": 4076,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/lg-18000-btu-20-seer2-dual-zone-wall-mount-mini-split-heat-pump-system-r32-230v-227534.html",
   "buy_url": "https://hvacdirect.com/lg-18000-btu-20-seer2-dual-zone-wall-mount-mini-split-heat-pump-system-r32-230v-227534.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "LG RED technology: 100% heating capacity down to 5F (an absolute minimum temperature was not stated). Licensed-contractor install required for warranty; two line sets required, sold separately."
  },
  {
   "id": "lg-standard-24k",
   "brand": "LG",
   "name": "LG Standard 24k",
   "model": "KSSAE241A",
   "zones": 1,
   "btu": 24000,
   "coverage_sqft": "up to ~1,500 sq ft",
   "seer2": 18.0,
   "diy_true": false,
   "heating_low_ambient_f": null,
   "indoor_type": "Wall mount",
   "price": 1668,
   "msrp": null,
   "retailer": "HVACDirect",
   "source_url": "https://hvacdirect.com/lg-24-000-btu-18-seer2-single-zone-wall-mount-mini-split-heat-pump-system-r32-230v-226350.html",
   "buy_url": "https://hvacdirect.com/lg-24-000-btu-18-seer2-single-zone-wall-mount-mini-split-heat-pump-system-r32-230v-226350.html",
   "buy_link_type": "hvacdirect",
   "affiliate_ready": false,
   "notes": "Price as shown on the opened product page (a search snippet for the same page showed $1,861 - re-check before ordering). Licensed-contractor install required for warranty."
  },
  {
   "id": "friedrich-floating-air-pro-9k",
   "brand": "Friedrich",
   "name": "Friedrich Floating Air Pro 9k",
   "model": "FPHW091C",
   "zones": 1,
   "btu": 9000,
   "coverage_sqft": "up to 400 sq ft",
   "seer2": null,
   "diy_true": false,
   "heating_low_ambient_f": -4,
   "indoor_type": "Wall mount",
   "price": 1598,
   "msrp": null,
   "retailer": "Sylvane",
   "source_url": "https://www.sylvane.com/products/friedrich-9000-btu-floating-air-pro-mini-split-heat-pump-115v",
   "buy_url": "https://www.amazon.com/s?k=Friedrich+9000+BTU+mini+split&tag=homegenerat0c-20",
   "buy_link_type": "amazon",
   "affiliate_ready": true,
   "notes": "Must be installed by a licensed contractor; the line set kit is a required separate accessory. Sylvane states only a line-level 'SEER ratings up to 23.3', so no efficiency figure is published for this model. 115V."
  }
 ],
 "changelog": [
  {
   "date": "2026-11-04",
   "change": "Initial dataset: 43 systems verified from manufacturer/retailer pages (39 with a verified price in some currency; 38 with a verified USD price - the Senville AURA dual-zone was CAD-only and carries no price)."
  }
 ]
}