Lennox / AIR-SOURCE HEAT PUMP

EL18KSLV-024-230A**

EL18KSLV SERIES · EL18KSLV Series · Elite EL18KSLV Series

205 published source records · source checked Sep 21, 2026

SEER2 range15.2–18.5BTU/Wh
HSPF2 range8.5–10BTU/Wh
Cooling capacity23,200–24,200BTU/h

Each efficiency range summarizes published EPA records for EL18KSLV-024-230A**. The highest SEER2 and HSPF2 may belong to different combinations. Open a source record below to see its ratings and the scope of its component information.

Model patterns and component strings are preserved exactly. How to read model patterns and combinations →

Heating performance & equipment details

Ranges include the 205 published source records for this model. Values in different rows may describe different configurations. Open an individual record to compare values from the same test configuration.

Reported fieldValue / rangeRecords supplying it
SEER2 · BTU/Wh15.2–18.5205 / 205
EER2 · BTU/Wh11–12.3205 / 205
HSPF2 · BTU/Wh8.5–10205 / 205
Cooling capacity · BTU/h23,200–24,200205 / 205
Heating capacity at 47°F / 8.3°C · BTU/h23,800–24,800205 / 205
Heating capacity at 17°F / −8.3°C · BTU/h18,000–20,200205 / 205
Heating capacity at 5°F / −15°C · BTU/h20,000–23,400205 / 205
COP at 5°F / −15°C1.75–1.85205 / 205
Equipment / loop typeHP - Split System205 / 205
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)205 / 205
Compressor stagingContinuously variable205 / 205
Connected capabilityNo205 / 205

47°F = 8.3°C; 17°F = −8.3°C; 5°F = −15°C. COP is dimensionless. These are reported rating points, not a prediction of a particular home’s heat demand or operating limit.

Matched systems

Each row is one source record. The component column distinguishes listed combinations from outdoor-model ratings without an indoor configuration.

Indoor unit / required furnaceSEER2BTU/WhHSPF2BTU/WhHeating capacity at 5°F / −15°CBTU/hCOP at 5°F / −15°CRecord & comparison
CBK47UHET-030-230-**Cold climate designationAHRI reference: 21670537018.509.80220001.80EPA 3893234
CBK45UHVT-024-230-**Cold climate designationAHRI reference: 21658138818.0010.00230001.80EPA 3848846
CBK48MVT-030-230-**Cold climate designationAHRI reference: 21661890718.009.50226001.80EPA 3893222
CBK43UHET-030-DV-**Cold climate designationAHRI reference: 21863631917.909.90226001.80EPA 4661212
CBK43UHET-018-DV-**Cold climate designationAHRI reference: 21863631717.909.90226001.80EPA 4661214
CK40HT-30A-**+TDR+ furnace: EL280UH045E36A*Cold climate designationAHRI reference: 21718976717.859.50206001.85EPA 4008021
CK40[C,U]T-36A-**+TDR+ furnace: EL280UH045E36A*Cold climate designationAHRI reference: 21718973317.809.40206001.85EPA 4007932
CBK43UHET-024-DV-**Cold climate designationAHRI reference: 21863631817.809.90226001.80EPA 4661213
CK40[C,U]T-36B-**+TDR+ furnace: SL297UH040NV36B*Cold climate designationAHRI reference: 21676956817.759.00206001.85EPA 3983586
CK40[C,U]T-36B-**+TDR+ furnace: ML296UH045XV36B*Cold climate designationAHRI reference: 21744976917.759.40206001.85EPA 4045794
CK40[C,U]T-36B-**+TDR+ furnace: SL280UH090V36B*Cold climate designationAHRI reference: 21744975717.759.00206001.85EPA 4046628
CK40HT-24B-**+TDR+ furnace: ML296UH045XV36B*Cold climate designationAHRI reference: 21744979317.709.00208001.80EPA 4045746
CK40HT-30B-**+TDR+ furnace: ML296UH045XV36B*Cold climate designationAHRI reference: 21744981217.709.00208001.80EPA 4045803
CK40HT-30A-**+TDR+ furnace: ML180UH030V36A*Cold climate designationAHRI reference: 21744979717.709.50206001.85EPA 4045968
CK40HT-24B-**+TDR+ furnace: SL297UH040NV36B*Cold climate designationAHRI reference: 21676957217.659.00208001.80EPA 3983590
CK40HT-30B-**+TDR+ furnace: SL297UH040NV36B*Cold climate designationAHRI reference: 21676957617.659.00208001.80EPA 3983601
CK40HT-24B-**+TDR+ furnace: SL280UH090V36B*Cold climate designationAHRI reference: 21744978117.659.00208001.80EPA 4045709
CK40HT-24B-**+TDR+ furnace: ML296UH070XV36B*Cold climate designationAHRI reference: 21744979417.659.00208001.80EPA 4045747
CK40[C,U]T-36B-**+TDR+ furnace: ML296UH070XV36B*Cold climate designationAHRI reference: 21744977017.659.00206001.85EPA 4045795
CK40HT-30B-**+TDR+ furnace: SL280UH090V36B*Cold climate designationAHRI reference: 21744980017.659.00208001.80EPA 4045971

Sources and documentation

The table uses public EPA ENERGY STAR data. AHRI references are reported by EPA and have not been independently checked with AHRI. Source records do not establish availability, installation suitability or rebate eligibility.

No manufacturer manual has been matched to this model.

Collection method, revision history and known limitations →