Bosch BPBB-36RTB-M18SvsZERO ZOV-36HDTB
Side-by-side heat pump comparison
Bosch BPBB-36RTB-M18S
SEER2
18BTU/Wh
HSPF2
8.1BTU/Wh
Cooling Capacity
34200BTU/hr
Refrigerant
R-454B
GWP 470 · Lower
ZERO ZOV-36HDTB
SEER2
19BTU/Wh
HSPF2
9BTU/Wh
Cooling Capacity
34000BTU/hr
Cold Climate
Yes
Cold climate certified
Key differences
ZERO ZOV-36HDTB is 5% more efficient at 19.0 BTU/Wh versus 18.0 BTU/Wh for the Bosch BPBB-36RTB-M18S. The Bosch BPBB-36RTB-M18S is larger at 34200 BTU/hr versus 34000 BTU/hr.
Efficiency
| Spec | Bosch | ZERO |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 18 | 19 |
| SEER2 (worst combination)(BTU/Wh) | 18 | 19 |
| HSPF2 (best combination)(BTU/Wh) | 8.1 | 9 |
| HSPF2 (worst combination)(BTU/Wh) | 8.1 | 9 |
| EER2 (best combination)(BTU/Wh) | 11 | 10 |
| COP at 5 °F | 1.80 | 1.90 |
Capacity
| Spec | Bosch | ZERO |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 34200 | 34000 |
| Cooling Capacity (min)(BTU/hr) | 34200 | 34000 |
| Heating at 47 °F(BTU/hr) | 36000 | 34000 |
| Heating at 17 °F(BTU/hr) | 25000 | 25000 |
| Heating at 5 °F(BTU/hr) | 23000 | 26000 |
Configuration
| Spec | Bosch | ZERO |
|---|---|---|
| Product Type | HP - Single Package | HP - Split System |
| Compressor Staging | Continuously variable | Continuously variable |
| Cold Climate Certified | No | Yes |
| Connected Capability | Yes | No |
| Series | IDP Premium LGWP | Z-MAX |
| Indoor-Unit Combinations Rated | 1 | 1 |
Refrigerant
| Spec | Bosch | ZERO |
|---|---|---|
| Type | R-454B | R-454B |
| GWP Rating | R-454B (GWP:470 | Lower GWP) | R-454B (GWP:470 | Lower GWP) |