SpecDirectory

NTXSKS18A112A*

Mitsubishi Electric · HP - Mini or Multi Split

ENERGY STAR CertifiedAir-Source Heat Pumps →
SEER2

21BTU/Wh

HSPF2

10–10.7BTU/Wh

Cooling Capacity

17700–18000BTU/hr

Refrigerant

R-410A

GWP 2088 · Higher
GWP 2088 · high impact

Mitsubishi Electric NTXSKS18A112A*: SEER2 21 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
SEER221BTU/Wh
15.2median 2035.1

The Mitsubishi Electric NTXSKS18A112A* is a 18000 BTU/hr hp - mini or multi split using R-410A, a refrigerant with high global warming potential (GWP 2088). At 21 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)21BTU/Wh
SEER2 (worst combination)21BTU/Wh
HSPF2 (best combination)10.7BTU/Wh
HSPF2 (worst combination)10BTU/Wh
EER2 (best combination)13.2BTU/Wh
COP at 5 °F2.31
Capacity
Cooling Capacity (max)18000BTU/hr
Cooling Capacity (min)17700BTU/hr
Heating at 47 °F21600BTU/hr
Heating at 17 °F14000BTU/hr
Heating at 5 °F10900BTU/hr
All 25 specifications
Configuration
Product TypeHP - Mini or Multi Split
Compressor StagingContinuously variable
Cold Climate CertifiedNo
Connected CapabilityNo
SeriesNV-Series
Indoor-Unit Combinations Rated2
Refrigerant
TypeR-410A
GWP RatingR-410A (GWP:2088)
Identifiers
Model NumberNTXSKS18A112A*
ENERGY STAR IDES_14817_NTXSKS18A112A*_02062024101348_1841133
PartnerMitsubishi Electric U.S. HVAC Division
Date Certified2026-01-07
Available From2022-12-01
MarketsUnited States

Documentation

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