Best 48,000 BTU Mini Splits (4-Ton)
The 48,000 BTU class is whole-house territory, and in the buy-online market it is almost entirely multi-zone: one large condenser feeding handlers in several rooms. Our dataset holds one verified complete 48k system so far, the MRCOOL 5-zone bundle - this page shows it in full and explains the class rather than padding the table.
Computed from our dataset
- 1 system(s) from our verified dataset appear on this page.
- Price range: $5,970 to $5,970 (verified 2026-11-04).
- Cheapest: MRCOOL DIY 5th Gen 5-Zone 48k (6+9+9+9+12) at $5,970 (HVACDirect).
- Highest SEER2: MRCOOL DIY 5th Gen 5-Zone 48k (6+9+9+9+12) at 21.8 SEER2.
| System | Zones | BTU | Coverage | SEER2 | Heats to | Install | Price | |
|---|---|---|---|---|---|---|---|---|
| MRCOOL DIY 5th Gen 5-Zone 48k (6+9+9+9+12) DIY-MULTI6-48HP-230 | 5 | 48,000 | Per-zone: 250-600 sq ft | 21.8 | — | Pro / flare | $5,970 at HVACDirect | Check price at HVACDirect |
Buying notes
- Class pages on this site list every verified system in the class, including multi-zone systems whose condenser carries this rating.
- Where the class is thin, we say so rather than padding the table - the dataset grows by verification, and this page updates with it.