TZID60H520ZCS
Thermal Zone · HP - Split System
ENERGY STAR CertifiedAir-Source Heat Pumps →
SEER2
15.2–16.2BTU/Wh
HSPF2
8.2–8.6BTU/Wh
Cooling Capacity
51000–54000BTU/hr
Cold Climate
Yes
Cold climate certified
Low SEER2
Thermal Zone TZID60H520ZCS: SEER2 16.2 BTU/Wh, lower than 80% of air-source heat pumps (category median 20 BTU/Wh).
Where this model sits
Cooling54000BTU/hr
6000median 2400060000
SEER216.2BTU/Wh
15.2median 2035.1
Lower than 80% of air-source heat pumps.
The Thermal Zone TZID60H520ZCS is a 54000 BTU/hr hp - split system using R-454B, a refrigerant with moderate global warming potential (GWP 470). At 16.2 BTU/Wh it ranks in the bottom 20% of the 12,218 certified air-source heat pumps models. Among similar-sized air-source heat pumps (within 10% of its size), it is less efficient than the peer median of 17.1 BTU/Wh.
Specifications
| Efficiency | |
|---|---|
| SEER2 (best combination) | 16.2BTU/Wh |
| SEER2 (worst combination) | 15.2BTU/Wh |
| HSPF2 (best combination) | 8.6BTU/Wh |
| HSPF2 (worst combination) | 8.2BTU/Wh |
| EER2 (best combination) | 8.9BTU/Wh |
| COP at 5 °F | 1.80 |
| Capacity | |
| Cooling Capacity (max) | 54000BTU/hr |
| Cooling Capacity (min) | 51000BTU/hr |
| Heating at 47 °F | 54000BTU/hr |
| Heating at 17 °F | 36000BTU/hr |
| Heating at 5 °F | 40000BTU/hr |
All 25 specifications
| Configuration | |
|---|---|
| Product Type | HP - Split System |
| Compressor Staging | Continuously variable |
| Cold Climate Certified | Yes |
| Connected Capability | No |
| Series | TZ Series |
| Indoor-Unit Combinations Rated | 9 |
| Refrigerant | |
| Type | R-454B |
| GWP Rating | R-454B (GWP:470 | Lower GWP) |
| Identifiers | |
| Model Number | TZID60H520ZCS |
| ENERGY STAR ID | ES_1108715_TZID60H520ZCS_12242025020003_28218043404 |
| Partner | International Refrigeration Products |
| Date Certified | 2026-05-01 |
| Available From | 2026-01-30 |
| Markets | United States, Canada |
Documentation
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