Fujitsu AOUH12KUBS1vsTrane / Mitsubishi Electric NTXSST15B112**
Side-by-side heat pump comparison
Fujitsu AOUH12KUBS1
SEER2
19.1–25BTU/Wh
HSPF2
10.3–11.5BTU/Wh
Cooling Capacity
12000–14200BTU/hr
Cold Climate
Yes
Cold climate certified
Trane / Mitsubishi Electric NTXSST15B112**
SEER2
21BTU/Wh
HSPF2
11BTU/Wh
Cooling Capacity
14000BTU/hr
Cold Climate
Yes
Cold climate certified
Key differences
Fujitsu AOUH12KUBS1 is 16% more efficient at 25.0 BTU/Wh versus 21.0 BTU/Wh for the Trane / Mitsubishi Electric NTXSST15B112**. The Fujitsu AOUH12KUBS1 is larger at 14200 BTU/hr versus 14000 BTU/hr. Fujitsu AOUH12KUBS1 uses a lower-impact refrigerant: R-32 (GWP 675) versus R-410A (GWP 2088). Overall, the Fujitsu AOUH12KUBS1 sits higher in the category, ranking above 89% of certified air-source heat pumps.
Efficiency
| Spec | Fujitsu | Trane / Mitsubishi Electric |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 25 | 21 |
| SEER2 (worst combination)(BTU/Wh) | 19.1 | 21 |
| HSPF2 (best combination)(BTU/Wh) | 11.5 | 11 |
| HSPF2 (worst combination)(BTU/Wh) | 10.3 | 11 |
| EER2 (best combination)(BTU/Wh) | 14.1 | 12.8 |
| COP at 5 °F | 2.06 | 2.03 |
Capacity
| Spec | Fujitsu | Trane / Mitsubishi Electric |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 14200 | 14000 |
| Cooling Capacity (min)(BTU/hr) | 12000 | 14000 |
| Heating at 47 °F(BTU/hr) | 18000 | 18000 |
| Heating at 17 °F(BTU/hr) | 11800 | 12100 |
| Heating at 5 °F(BTU/hr) | 16100 | 14000 |
Configuration
| Spec | Fujitsu | Trane / Mitsubishi Electric |
|---|---|---|
| Product Type | HP - Mini or Multi Split | HP - Mini or Multi Split |
| Compressor Staging | Continuously variable | Continuously variable |
| Cold Climate Certified | Yes | Yes |
| Connected Capability | No | No |
| Series | AIRSTAGE H-Series | M-Series |
| Indoor-Unit Combinations Rated | 5 | 3 |
Refrigerant
| Spec | Fujitsu | Trane / Mitsubishi Electric |
|---|---|---|
| Type | R-32 | R-410A |
| GWP Rating | R-32 (GWP:675 | Lower GWP) | R-410A (GWP:2088) |