Lennox / AIR-SOURCE HEAT PUMP

EL18KSLV-036-230A**

EL18KSLV SERIES · EL18KSLV Series · Elite EL18KSLV Series

355 published source records · source checked Sep 21, 2026

SEER2 range15.2–19.3BTU/Wh
HSPF2 range8.1–9.6BTU/Wh
Cooling capacity32,200–36,200BTU/h

Each efficiency range summarizes published EPA records for EL18KSLV-036-230A**. 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 355 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/Wh15.2–19.3355 / 355
EER2 · BTU/Wh10–12355 / 355
HSPF2 · BTU/Wh8.1–9.6355 / 355
Cooling capacity · BTU/h32,200–36,200355 / 355
Heating capacity at 47°F / 8.3°C · BTU/h34,000–38,500355 / 355
Heating capacity at 17°F / −8.3°C · BTU/h27,000–29,600355 / 355
Heating capacity at 5°F / −15°C · BTU/h27,600–30,800355 / 355
COP at 5°F / −15°C1.8–1.95355 / 355
Equipment / loop typeHP - Split System355 / 355
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)355 / 355
Compressor stagingContinuously variable355 / 355
Connected capabilityNo355 / 355

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
CK40HT-42B-**+TDR+ furnace: EL297UH070XV36B*Cold climate designationAHRI reference: 21867221919.309.10276001.90EPA 4670908
CBK48MVT-042-230-**Cold climate designationAHRI reference: 21661891419.009.40294001.95EPA 3893224
CK40HT-36C-**+TDR+ furnace: ML196UH090XE36C*Cold climate designationAHRI reference: 21744992118.859.00284001.90EPA 4045844
CK40[C,U]T-36C-**+TDR+ furnace: ML180UH110V60C*Cold climate designationAHRI reference: 21808291718.808.50282001.90EPA 4569989
CK40HT-36C-**+TDR+ furnace: ML193UH090XE36C*Cold climate designationAHRI reference: 21744992218.709.00282001.90EPA 4045845
CK40[C,U]T-36B-**+TDR+ furnace: EL280UH090E36B*Cold climate designationAHRI reference: 21744985218.658.50282001.85EPA 4045724
CK40HT-30A-**+TDR+ furnace: EL280UH045E36A*Cold climate designationAHRI reference: 21718983518.609.00284001.90EPA 4008315
CK40HT-36B-**+TDR+ furnace: EL280UH090E36B*Cold climate designationAHRI reference: 21744990218.608.50284001.85EPA 4045819
CK40HT-36C-**+TDR+ furnace: ML296UH090XV48C*Cold climate designationAHRI reference: 21744993018.559.00282001.90EPA 4045979
CK40HT-30B-**+TDR+ furnace: EL280UH090E36B*Cold climate designationAHRI reference: 21744987718.558.50284001.85EPA 4046668
CK40[C,U]T-36C-**+TDR+ furnace: ML296UH110XV60C*Cold climate designationAHRI reference: 21808292418.558.50284001.85EPA 4569982
CK40[C,U]T-36C-**+TDR+ furnace: ML196UH090XE36C*Cold climate designationAHRI reference: 21808292218.558.50282001.85EPA 4569984
CBK48MVT-036-230-**Cold climate designationAHRI reference: 21661891318.509.40294001.90EPA 3893064
CBK45UHET-036-230-**Cold climate designationAHRI reference: 21661890918.509.00300001.90EPA 3893223
CK40[C,U]T-36A-**+TDR+ furnace: EL280UH045E36A*Cold climate designationAHRI reference: 21718981218.508.50286001.85EPA 4008018
CBK47UHET-036-230-**Cold climate designationAHRI reference: 21670537118.509.40294001.90EPA 4028700
CK40[C,U]T-30/36C**+TDR+ furnace: ML196UH090XE36C*Cold climate designationAHRI reference: 21767793718.458.50286001.85EPA 4498271
CK40HT-36C-**+TDR+ furnace: EL297UH090XV48C*Cold climate designationAHRI reference: 21744992618.409.00282001.90EPA 4045976
CK40[C,U]T-36C-**+TDR+ furnace: SL280UH090XV60C*Cold climate designationAHRI reference: 21808292718.408.50282001.90EPA 4569979
CK40[C,U]T-36C-**+TDR+ furnace: SL280UH090V60C*Cold climate designationAHRI reference: 21808292618.408.50282001.90EPA 4569980

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 →