IC Installed Cost

MAINLINE heat pump

ML18HP230NEXH-O

5 tracked programs list at least one exact combination.

Eligibility belongs to the complete outdoor-and-indoor combination—not just this outdoor model. Check the AHRI reference and indoor model in the table before relying on a result.

8documented combinations
18–21.7SEER2 range
10–12.3HSPF2 range
1.86–2.2COP at 5°F range

Program-list matches

Certified combinations

Showing 1–8 of 8. Performance values are combination-specific.

AHRI referenceIndoor unitSEER2HSPF2COP at 5°FCapacity at 5°FOfficial-list match
217607254 ML18HP230NEX-I* 21.7 10.8 2 18,000 Btu/h Efficiency Maine Residential Heat Pump RebatesEnergize Connecticut Heat Pump ProgramFocus on Energy Heat Pump Instant DiscountsMass Save Heat Pump ProgramXcel Energy Colorado Heat Pump Rebates
217607302 ML18HP2301WYCAS-I* 20.6 12.2 1.89 17,500 Btu/h Efficiency Maine Residential Heat Pump RebatesEnergize Connecticut Heat Pump ProgramFocus on Energy Heat Pump Instant DiscountsMass Save Heat Pump ProgramXcel Energy Colorado Heat Pump Rebates
217607297 ML18HP230FLO-I* 20.4 10.3 1.86 17,000 Btu/h Efficiency Maine Residential Heat Pump RebatesEnergize Connecticut Heat Pump ProgramFocus on Energy Heat Pump Instant DiscountsMass Save Heat Pump ProgramXcel Energy Colorado Heat Pump Rebates
217607284 ML18HP230STDCAS-I* 20 12.3 1.9 17,000 Btu/h Efficiency Maine Residential Heat Pump RebatesEnergize Connecticut Heat Pump ProgramFocus on Energy Heat Pump Instant DiscountsMass Save Heat Pump ProgramXcel Energy Colorado Heat Pump Rebates
217607296 ML16HP230CON-I* 20 10.3 1.95 17,500 Btu/h Efficiency Maine Residential Heat Pump RebatesEnergize Connecticut Heat Pump ProgramFocus on Energy Heat Pump Instant DiscountsMass Save Heat Pump ProgramXcel Energy Colorado Heat Pump Rebates
217607292 ML18HP230HSDUC-I* 18.4 11.1 2.1 18,000 Btu/h Efficiency Maine Residential Heat Pump RebatesEnergize Connecticut Heat Pump ProgramFocus on Energy Heat Pump Instant DiscountsMass Save Heat Pump ProgramXcel Energy Colorado Heat Pump Rebates
217607161 ML18HP230AHU-I* 18 10 2.2 18,000 Btu/h Efficiency Maine Residential Heat Pump RebatesEnergize Connecticut Heat Pump ProgramFocus on Energy Heat Pump Instant DiscountsMass Save Heat Pump ProgramXcel Energy Colorado Heat Pump Rebates
217607289 ML18HP230LSDUC-I* 18 10.5 2 18,000 Btu/h Efficiency Maine Residential Heat Pump RebatesEnergize Connecticut Heat Pump ProgramFocus on Energy Heat Pump Instant DiscountsMass Save Heat Pump ProgramXcel Energy Colorado Heat Pump Rebates
What this result does not prove

A product-list match does not establish household, property, contractor, sizing, weatherization or remaining-funding eligibility. Installed Cost never states a rebate dollar amount. Follow the official program link for the current application rules and calculator.

Specifications reflect source records last updated Jul 29, 2026. ENERGY STAR is a registered certification mark; its name is used only to identify the federal source. Installed Cost is not endorsed by ENERGY STAR or AHRI.