LENNOX heat pump

MLB012S4S-1P

Name: LENNOX MLB012S4S-1P heat pump combinations
Creator: Installed Cost

M series

3 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.

12documented combinations

19.5–25.5SEER2 range

10–10.4HSPF2 range

1.8–1.96COP at 5°F range

Program-list matches

Colorado

Xcel Energy Colorado Heat Pump Rebates

12 exact combinations listed.

Program list checked Mar 1, 2026.

Maine

Efficiency Maine Residential Heat Pump Rebates

7 exact combinations listed.

Program list checked Jul 16, 2026.

Wisconsin

Focus on Energy Heat Pump Instant Discounts

12 exact combinations listed.

Program list checked Jun 18, 2026.

Certified combinations

Showing 1–12 of 12. Performance values are combination-specific.

AHRI reference	Indoor unit	SEER2	HSPF2	COP at 5°F	Capacity at 5°F	Official-list match
207683521	MWMC012S4-1P	25.5	10.4	1.8	12,000 Btu/h	Efficiency Maine Residential Heat Pump Rebates Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
210665628	MWMC012S4*	25.5	10.4	1.8	12,000 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
211034441	MWMC012S4-*P	25.5	10.4	1.8	12,000 Btu/h	Efficiency Maine Residential Heat Pump Rebates Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
207683528	MFMA012S4-1P	23.6	10	1.89	12,000 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
210665637	MFMA012S4*	23.6	10	1.89	12,000 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
211034450	MFMA012S4-*P	23.6	10	1.89	12,000 Btu/h	Efficiency Maine Residential Heat Pump Rebates Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
207683532	M22A012S4-2P	22.3	10.2	1.89	11,300 Btu/h	Efficiency Maine Residential Heat Pump Rebates Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
210665643	M22A012S4*	22.3	10.2	1.89	11,300 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
211034456	M22A012S4-*P	22.3	10.2	1.89	11,300 Btu/h	Efficiency Maine Residential Heat Pump Rebates Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
207683525	MMDB012S4-2P	19.5	10	1.96	12,100 Btu/h	Efficiency Maine Residential Heat Pump Rebates Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
210665632	MMDB012S4*	19.5	10	1.96	12,100 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
211034445	MMDB012S4-*P	19.5	10	1.96	12,100 Btu/h	Efficiency Maine Residential Heat Pump Rebates Focus on Energy Heat Pump Instant Discounts Xcel 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.