SpecDirectory

H18TDHXPC

TCL · HP - Split System

ENERGY STAR CertifiedAir-Source Heat Pumps →
SEER2

17BTU/Wh

HSPF2

9.5BTU/Wh

Cooling Capacity

18000BTU/hr

Cold Climate

Yes

Cold climate certified
ENERGY STAR Most Efficient

TCL H18TDHXPC: SEER2 17 BTU/Wh, around the middle of the range for air-source heat pumps (category median 20 BTU/Wh).

SEER2: worse than 85% of the 1837 comparable models within 10% of this capacity. Their median is 21 BTU/Wh.

Where this model sits

Cooling18000BTU/hr
6000median 2400060000
SEER217BTU/Wh
15.2median 2035.1

The TCL H18TDHXPC is a 18000 BTU/hr hp - split system using R-454B, a refrigerant with moderate global warming potential (GWP 470). At 17 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 less 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)17BTU/Wh
SEER2 (worst combination)17BTU/Wh
HSPF2 (best combination)9.5BTU/Wh
HSPF2 (worst combination)9.5BTU/Wh
EER2 (best combination)11BTU/Wh
COP at 5 °F1.90
Capacity
Cooling Capacity (max)18000BTU/hr
Cooling Capacity (min)18000BTU/hr
Heating at 47 °F18000BTU/hr
Heating at 17 °F18000BTU/hr
Heating at 5 °F18000BTU/hr
All 25 specifications
Configuration
Product TypeHP - Split System
Compressor StagingContinuously variable
Cold Climate CertifiedYes
Connected CapabilityNo
SeriesFront return
Indoor-Unit Combinations Rated1
Refrigerant
TypeR-454B
GWP RatingR-454B (GWP:470 | Lower GWP)
Identifiers
Model NumberH18TDHXPC
ENERGY STAR IDES_1126578_H18TDHXPC_03232026070001_28218332482
PartnerTCL Air conditioner (Zhong Shan) Co., Ltd.
Date Certified2026-04-22
Available From2026-02-02
MarketsUnited States, Canada

Documentation

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