SpecDirectory

ZMSB-12HVT-USHHCR2

ZERO · HP - Mini or Multi Split

ENERGY STAR CertifiedAir-Source Heat Pumps →
SEER2

25BTU/Wh

HSPF2

10.5BTU/Wh

Cooling Capacity

12000BTU/hr

Cold Climate

Yes

Cold climate certified
High SEER2ENERGY STAR Most Efficient

ZERO ZMSB-12HVT-USHHCR2: SEER2 25 BTU/Wh, better than 89% of air-source heat pumps (category median 20 BTU/Wh).

Where this model sits

Cooling12000BTU/hr
6000median 2400060000
SEER225BTU/Wh
15.2median 2035.1

Better than 89% of air-source heat pumps.

The ZERO ZMSB-12HVT-USHHCR2 is a 12000 BTU/hr hp - mini or multi split using R-454B, a refrigerant with moderate global warming potential (GWP 470). At 25 BTU/Wh it ranks better than 89% of the 12,218 certified air-source heat pumps models. Among similar-sized air-source heat pumps (within 10% of its size), it is more efficient than the peer median of 23.5 BTU/Wh. In this size range, comparable GREE models average 24.3 BTU/Wh and Hisense models average 23 BTU/Wh.

Specifications

Efficiency
SEER2 (best combination)25BTU/Wh
SEER2 (worst combination)25BTU/Wh
HSPF2 (best combination)10.5BTU/Wh
HSPF2 (worst combination)10.5BTU/Wh
EER2 (best combination)14BTU/Wh
COP at 5 °F1.80
Capacity
Cooling Capacity (max)12000BTU/hr
Cooling Capacity (min)12000BTU/hr
Heating at 47 °F12000BTU/hr
Heating at 17 °F14000BTU/hr
Heating at 5 °F12000BTU/hr
All 25 specifications
Configuration
Product TypeHP - Mini or Multi Split
Compressor StagingContinuously variable
Cold Climate CertifiedYes
Connected CapabilityNo
SeriesZ-MAX
Indoor-Unit Combinations Rated1
Refrigerant
TypeR-454B
GWP RatingR-454B (GWP:470 | Lower GWP)
Identifiers
Model NumberZMSB-12HVT-USHHCR2
ENERGY STAR IDES_1150477_ZMSB-12HVT-USHHCR2_01072025042423_23216723129
PartnerZERO TECHNOLOGIES HOLDINGS LIMITED
Date Certified2025-09-25
Available From2024-11-20
MarketsUnited States, Canada

Documentation

We link to manufacturer documentation at its original source rather than rehosting it, so you always get the current revision.

Similar Models