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Home / Products / Div 23 81 43 — 23 81 43 / MAINLINE ML24HP230LMNTH-O heat pump (AHRI 217607197)
MAINLINEDiv 23 · HVACNo manufacturer photo on file
Div 23 81 43 · 23 81 43

MAINLINE ML24HP230LMNTH-O heat pump (AHRI 217607197)

MAINLINE · ML24HP230LMNTH-O [AHRI 217607197]

MAINLINE ML24HP230LMNTH-O heat pump (AHRI 217607197) appears in the U.S. EPA ENERGY STAR "Certified Heat Pumps" dataset, which lists outdoor and indoor unit combinations certified to the program specification (record 4479773, certified 2025-09-10). 1 certified indoor/outdoor combination of outdoor model ML24HP230LMNTH-O share these rated values. EPA publishes these values: SEER2 (Btu/Wh) 17.50; EER2 (Btu/Wh) 10.80; HSPF2 (Btu/Wh) 10.50; Cooling capacity (Btu/h) 24000; Heating capacity at 47 °F (Btu/h) 25000; Heating capacity at 17 °F (Btu/h) 20800; Heating capacity at 5 °F (Btu/h) 19600; COP at 5 °F 1.96; Product type HP - Split System; Cold climate Yes. The listing records ENERGY STAR certification and the rated values reported to EPA. It is not a determination that any building, installation or design complies with a code.

✓ Verified 2026-10-03
Specs on this page were checked against ENERGY STAR Certified Heat Pumps (data.energystar.gov/d/83eb-xbyy) on 2026-10-03.

Specifications

SeriesML Series
RefrigerantR-454B (GWP:470 | Lower GWP)
COP at 5 °F1.96
Cold climateYes
Product typeHP - Split System
EER2 (Btu/Wh)10.80
HSPF2 (Btu/Wh)10.50
SEER2 (Btu/Wh)17.50
Compressor stagingContinuously variable
Connected capabilityNo
Cooling capacity (Btu/h)24000
Meets most efficient criteriaYes
Meets peak cooling requirementsNo
Heating capacity at 5 °F (Btu/h)19600
Heating capacity at 17 °F (Btu/h)20800
Heating capacity at 47 °F (Btu/h)25000
AHRI reference number (lowest in group)217607197
Certified combinations with these ratings1

Certifications & Standards

ENERGY STAR 4479773 Certified heat pump system, 2025-09-10

Sustainability

No sustainability metrics on file for this product.