IC Installed Cost

Wells heat pump

WOS-18PRE/230

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.

9documented combinations
18–21.7SEER2 range
10–12.3HSPF2 range
1.86–2.2COP at 5°F range

Program-list matches

Certified combinations

Showing 1–9 of 9. Performance values are combination-specific.

AHRI referenceIndoor unitSEER2HSPF2COP at 5°FCapacity at 5°FOfficial-list match
215864047 WIHW-18MOC/230 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
215864076 WI1C-18MOC/230 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
215864088 WIFC-18MOC/230 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
215864088 WIFC-18MOC/230 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
215864071 WI4C-18MOC/230 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
215864087 WICS-16MOC/230 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
215864083 WIDH-18MOC/230 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
215864022 WIAH-18MOC/230 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
215864080 WIDL-18MOC/230 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.