BRYANT HEATING AND COOLING SYSTEMS 246SAN019**AA*vsZERO Z4SOV-18HDMB-USHH
Side-by-side heat pump comparison
BRYANT HEATING AND COOLING SYSTEMS 246SAN019**AA*
SEER2
15.2–16BTU/Wh
HSPF2
7.8–8BTU/Wh
Cooling Capacity
17700–19300BTU/hr
Refrigerant
R-454B
GWP 470 · Lower
ZERO Z4SOV-18HDMB-USHH
SEER2
20–21BTU/Wh
HSPF2
10BTU/Wh
Cooling Capacity
19000BTU/hr
Cold Climate
Yes
Cold climate certified
Key differences
ZERO Z4SOV-18HDMB-USHH is 24% more efficient at 21.0 BTU/Wh versus 16.0 BTU/Wh for the BRYANT HEATING AND COOLING SYSTEMS 246SAN019**AA*. The BRYANT HEATING AND COOLING SYSTEMS 246SAN019**AA* is larger at 19300 BTU/hr versus 19000 BTU/hr. Overall, the ZERO Z4SOV-18HDMB-USHH sits higher in the category, ranking above 37% of certified air-source heat pumps.
Efficiency
| Spec | BRYANT HEATING AND COOLING SYSTEMS | ZERO |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 16 | 21 |
| SEER2 (worst combination)(BTU/Wh) | 15.2 | 20 |
| HSPF2 (best combination)(BTU/Wh) | 8 | 10 |
| HSPF2 (worst combination)(BTU/Wh) | 7.8 | 10 |
| EER2 (best combination)(BTU/Wh) | 13 | 13 |
| COP at 5 °F | 2 | 2 |
Capacity
| Spec | BRYANT HEATING AND COOLING SYSTEMS | ZERO |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 19300 | 19000 |
| Cooling Capacity (min)(BTU/hr) | 17700 | 19000 |
| Heating at 47 °F(BTU/hr) | 19500 | 20000 |
| Heating at 17 °F(BTU/hr) | 11000 | 20000 |
| Heating at 5 °F(BTU/hr) | 8500 | 18000 |
Configuration
| Spec | BRYANT HEATING AND COOLING SYSTEMS | ZERO |
|---|---|---|
| Product Type | HP - Split System | HP - Mini or Multi Split |
| Compressor Staging | Single stage | Continuously variable |
| Cold Climate Certified | No | Yes |
| Connected Capability | No | No |
| Series | PREFERRED 16 SEER2 HP | Z4S Series |
| Indoor-Unit Combinations Rated | 84 | 3 |
Refrigerant
| Spec | BRYANT HEATING AND COOLING SYSTEMS | ZERO |
|---|---|---|
| Type | R-454B | R-454B |
| GWP Rating | R-454B (GWP:470 | Lower GWP) | R-454B (GWP:470 | Lower GWP) |