SpecDirectory

VMTCUHC18VTS25

Voltas · HP - Mini or Multi Split

ENERGY STAR CertifiedAir-Source Heat Pumps →
SEER2

17.5–22BTU/Wh

HSPF2

9.4–10BTU/Wh

Cooling Capacity

18000BTU/hr

Cold Climate

Yes

Cold climate certified
ENERGY STAR Most Efficient

Voltas VMTCUHC18VTS25: SEER2 22 BTU/Wh, around the middle of the range for air-source heat pumps (category median 20 BTU/Wh).

Where this model sits

Cooling18000BTU/hr
6000median 2400060000
SEER222BTU/Wh
15.2median 2035.1

The Voltas VMTCUHC18VTS25 is a 18000 BTU/hr hp - mini or multi split using R-454B, a refrigerant with moderate global warming potential (GWP 470). At 22 BTU/Wh it ranks around the middle 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 21 BTU/Wh. In this size range, comparable Midea models average 21.4 BTU/Wh and TOSOT models average 21 BTU/Wh.

Specifications

Efficiency
SEER2 (best combination)22BTU/Wh
SEER2 (worst combination)17.5BTU/Wh
HSPF2 (best combination)10BTU/Wh
HSPF2 (worst combination)9.4BTU/Wh
EER2 (best combination)13.3BTU/Wh
COP at 5 °F1.99
Capacity
Cooling Capacity (max)18000BTU/hr
Cooling Capacity (min)18000BTU/hr
Heating at 47 °F18000BTU/hr
Heating at 17 °F11900BTU/hr
Heating at 5 °F18000BTU/hr
All 25 specifications
Configuration
Product TypeHP - Mini or Multi Split
Compressor StagingContinuously variable
Cold Climate CertifiedYes
Connected CapabilityNo
SeriesMultiMax Vertis Series
Indoor-Unit Combinations Rated3
Refrigerant
TypeR-454B
GWP RatingR-454B (GWP:470 | Lower GWP)
Identifiers
Model NumberVMTCUHC18VTS25
ENERGY STAR IDES_1152918_VMTCUHC18VTS25_03082026220000_29218160597
PartnerVoltas Limited
Date Certified2026-04-27
Available From2026-04-15
MarketsCanada

Documentation

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