LENNOX heat pump

EL21KLV-048-230A**

Name: LENNOX EL21KLV-048-230A** heat pump combinations
Creator: Installed Cost

4 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.

175documented combinations

15.7–20.5SEER2 range

7.8–9.6HSPF2 range

1.92–2.2COP at 5°F range

Program-list matches

Colorado

Xcel Energy Colorado Heat Pump Rebates

158 exact combinations listed.

Program list checked Mar 1, 2026.

Connecticut

Energize Connecticut Heat Pump Program

101 exact combinations listed.

Program list checked Jul 1, 2026.

Massachusetts

Mass Save Heat Pump Program

101 exact combinations listed.

Program list checked Jul 15, 2026.

Wisconsin

Focus on Energy Heat Pump Instant Discounts

162 exact combinations listed.

Program list checked Jun 18, 2026.

Certified combinations

Showing 101–175 of 175. Performance values are combination-specific.

AHRI reference	Indoor unit	SEER2	HSPF2	COP at 5°F	Capacity at 5°F	Official-list match
217117096	CK40[C,U]T-60D-**+TDR	15.7	8.2	1.98	35,000 Btu/h	Energize Connecticut Heat Pump Program Focus on Energy Heat Pump Instant Discounts Mass Save Heat Pump Program
217117072	CK40[C,U]T-50/60C-**+TDR	20.5	8.5	2.16	29,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117075	CK40HT-60D-**+TDR	20.5	8.5	1.96	31,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117077	CK40HT-60D-**+TDR	20.5	8.5	1.96	31,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117089	CK40HT-60D-**+TDR	20.5	8.5	1.96	31,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117090	CK40HT-60D-**+TDR	20.5	8.5	1.94	31,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117092	CK40HT-60D-**+TDR	20.5	8.5	1.94	31,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117093	CK40HT-60D-**+TDR	20.5	8.5	1.96	31,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117094	CK40HT-60D-**+TDR	20.5	8.5	1.96	31,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217443392	CK40DT-48C-**+TDR	20.5	8.2	2.06	32,000 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217443394	CK40DT-48C-**+TDR	20.5	8.2	2.06	32,000 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217443397	CK40DT-48C-**+TDR	20.5	8.2	2.02	32,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217443398	CK40DT-48C-**+TDR	20.5	8.2	2.02	32,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217443399	CK40DT-48C-**+TDR	20.5	8.2	2.04	32,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217443401	CK40DT-48C-**+TDR	20.5	8.2	2.04	32,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217443403	CK40DT-48C-**+TDR	20.5	8.2	2.04	32,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217443404	CK40DT-48C-**+TDR	20.5	8.2	2.04	32,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117073	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.14	29,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117074	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.14	29,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117076	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.14	29,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117078	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.14	29,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117079	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.14	29,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117081	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.14	29,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117082	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.12	29,800 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117084	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.14	29,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117085	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.12	29,800 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117087	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.14	29,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117088	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.14	29,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117091	CK40HT-60D-**+TDR	20	8.5	1.94	31,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121611	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.16	29,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121616	CK40[C,U]T-50/60C-**+TDR	20	8.2	2.16	29,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
218690728	CK40[C,U]T-60C-**+TDR	20	9	2	31,200 Btu/h	Xcel Energy Colorado Heat Pump Rebates
217117080	CK40[C,U]T-50/60C-**+TDR	19.5	8.2	2.06	30,400 Btu/h	Focus on Energy Heat Pump Instant Discounts
217117083	CK40[C,U]T-50/60C-**+TDR	19.5	8.2	2.12	29,800 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117086	CK40[C,U]T-50/60C-**+TDR	19.5	8.2	2.12	29,800 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117097	CK40HT-48B-**+TDR	19.5	8.2	1.94	33,800 Btu/h	Focus on Energy Heat Pump Instant Discounts
217117098	CK40HT-48B-**+TDR	19.5	8.5	2.04	32,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117099	CK40HT-48B-**+TDR	19.5	8.5	2.04	32,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121602	CK40HT-48C-**+TDR	19.5	7.8	1.98	33,200 Btu/h	Xcel Energy Colorado Heat Pump Rebates
217121615	CK40[C,U]T-50/60C-**+TDR	19.5	8.2	2.14	29,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121617	CK40[C,U]T-50/60C-**+TDR	19.5	8.2	2.14	29,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217117062	CK40HT-48C-**+TDR	19	8	1.92	34,800 Btu/h	No stored match
217121608	CK40[C,U]T-50/60C-**+TDR	19	8.2	2.12	29,800 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121612	CK40[C,U]T-50/60C-**+TDR	19	8.2	2.16	29,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121613	CK40[C,U]T-50/60C-**+TDR	19	8.2	2.16	29,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121618	CK40[C,U]T-50/60C-**+TDR	19	8.2	2.12	29,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121619	CK40[C,U]T-50/60C-**+TDR	19	8.2	2.14	29,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121620	CK40[C,U]T-50/60C-**+TDR	19	8.2	2.14	29,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121621	CK40[C,U]T-50/60C-**+TDR	19	8.2	2.14	29,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121622	CK40[C,U]T-50/60C-**+TDR	19	8.2	2.14	29,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121624	CK40[C,U]T-50/60C-**+TDR	19	8.1	2.14	29,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121627	CK40[C,U]T-50/60C-**+TDR	19	8.2	2.14	29,000 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121631	CBK45UHET-048-230-**	19	8.5	2.1	31,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121633	CK40HT-48B-**+TDR	19	8.1	1.96	33,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121971	CK40[C,U]T-50/60C-**+TDR	19	8	2.14	29,200 Btu/h	Xcel Energy Colorado Heat Pump Rebates
217443391	CK40DT-48C-**+TDR	19	8	2.04	32,200 Btu/h	Xcel Energy Colorado Heat Pump Rebates
218690654	CK40DT-48C-**+TDR	19	8	2.02	32,800 Btu/h	Xcel Energy Colorado Heat Pump Rebates
218690727	CK40[C,U]T-50/60C-**+TDR	19	8	2.1	29,600 Btu/h	Xcel Energy Colorado Heat Pump Rebates
217121606	CK40HT-48C-**+TDR	18.5	7.8	1.98	33,600 Btu/h	Xcel Energy Colorado Heat Pump Rebates
217121607	CK40HT-48C-**+TDR	18.5	7.8	1.98	33,400 Btu/h	Xcel Energy Colorado Heat Pump Rebates
217121610	CK40[C,U]T-50/60C-**+TDR	18.5	8.2	2.14	29,000 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121614	CK40[C,U]T-50/60C-**+TDR	18.5	8.2	2.14	29,000 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121623	CK40[C,U]T-50/60C-**+TDR	18.5	8.2	2.14	29,200 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121625	CK40HT-60D-**+TDR	18.5	8.5	1.96	31,800 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121628	CK40[C,U]T-50/60C-**+TDR	18.5	8.2	2.14	29,000 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121634	CK40HT-48B-**+TDR	18.5	8	1.94	33,600 Btu/h	Xcel Energy Colorado Heat Pump Rebates
217443381	CK40HT-51/61C-**+TDR	18.5	8	2.04	33,400 Btu/h	Xcel Energy Colorado Heat Pump Rebates
218690729	CK40HT-48C-**+TDR	18.5	7.8	1.92	34,000 Btu/h	Xcel Energy Colorado Heat Pump Rebates
217121599	CK40HT-48C-**+TDR	18	7.8	1.94	33,600 Btu/h	No stored match
217121609	CK40[C,U]T-50/60C-**+TDR	18	8.2	2.08	29,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121626	CK40HT-60D-**+TDR	18	8.5	1.96	31,600 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217121630	CK40HT-60D-**+TDR	18	8.5	1.94	31,400 Btu/h	Focus on Energy Heat Pump Instant Discounts Xcel Energy Colorado Heat Pump Rebates
217443372	CK40DT-48C-**+TDR	17	8.1	2.04	32,600 Btu/h	Focus on Energy Heat Pump Instant Discounts
217117054	CK40[C,U]T-50/60C-**+TDR	16.2	8.2	2.1	30,000 Btu/h	Focus on Energy Heat Pump Instant Discounts
217117055	CK40HT-60D-**+TDR	16	8.5	1.92	32,200 Btu/h	Focus on Energy Heat Pump Instant Discounts

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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.