Mitsubishi EX-Series Hyper-Heat 18k: Specs, Price & Heating Rating
The Mitsubishi EX-Series Hyper-Heat 18k is a 18,000 BTU, 1-zone mini split system from Mitsubishi (model SUZ-AA18NLHZ / MSZ-EX18NLS). Manufacturer-stated coverage: up to ~800 sq ft. Verified SEER2: 17.5. Manufacturer heating rating: down to -13F. It is a flare-install system in our classification (pro install, or an equipped DIY install with vacuum and gauges). Verified price: $4,214.25 at HVACDirect (checked 2026-11-04).
Computed from our dataset
- 1 system(s) from our verified dataset appear on this page.
- Price range: $4,214.25 to $4,214.25 (verified 2026-11-04).
- Cheapest: Mitsubishi EX-Series Hyper-Heat 18k at $4,214.25 (HVACDirect).
- Highest SEER2: Mitsubishi EX-Series Hyper-Heat 18k at 17.5 SEER2.
- Best heating rating: Mitsubishi EX-Series Hyper-Heat 18k, rated to -13°F.
- Against its class (18,000 BTU, 1 zone): class prices run $999.99 to $4,214.25, median $2,909 - this system sits above the median.
- Dataset note: 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.
| System | Zones | BTU | Coverage | SEER2 | Heats to | Install | Price | |
|---|---|---|---|---|---|---|---|---|
| Mitsubishi EX-Series Hyper-Heat 18k SUZ-AA18NLHZ / MSZ-EX18NLS | 1 | 18,000 | up to ~800 sq ft | 17.5 | -13°F | Pro / flare | $4,214.25 at HVACDirect | Check price at HVACDirect |
Buying notes
- Specs on this page are exactly the verified fields in our dataset; blanks in the table mean the source did not publish a verifiable figure, and the dataset notes say why where we know.