IC Installed Cost

CanAir heat pump

4C28SCH18H21

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.

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

Program-list matches

Certified combinations

Showing 1–10 of 10. Performance values are combination-specific.

AHRI referenceIndoor unitSEER2HSPF2COP at 5°FCapacity at 5°FOfficial-list match
218027954 4C25SEH18H21-N 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
218027958 4C25SEH18H21 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
215449719 4C28SEH18H21 21.4 11 1.92 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
217958946 4C28SEOC18H21 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
217958935 4C28SEP18H21 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
217958955 4C28SEQ18H21 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
217958982 4C28SEC16H21 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
217958974 4C28SEDH18H21 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
217958917 4C28SEF18H21 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
217958964 4C28SEDL18H21 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.