Lennox / AIR-SOURCE HEAT PUMP

EL18KSLV-036-230A**

EL18KSLV SERIES · EL18KSLV Series · Elite EL18KSLV Series · source records, page 3

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
CK40[C,U]T-36B-**+TDR+ furnace: SL280UH090V36B*Cold climate designationAHRI reference: 21744985118.108.50282001.90EPA 4046021
CK40[C,U]T-36B-**+TDR+ furnace: SL280UH090XV48B*Cold climate designationAHRI reference: 21744986518.108.50282001.90EPA 4046139
CK40[C,U]T-36C-**+TDR+ furnace: EL297UH110XV60C*Cold climate designationAHRI reference: 21808291518.108.50282001.90EPA 4569991
CBK43UHET-036-DV-**Cold climate designationAHRI reference: 21863632118.109.60302001.90EPA 4661210
CBK43UHET-030-DV-**Cold climate designationAHRI reference: 21863632018.109.50308001.90EPA 4661211
CK40[C,U]T-36C-**+TDR+ furnace: ML297UH110XV60C*Cold climate designationAHRI reference: 21873079218.108.50282001.90EPA 4695823
CK40HT-30B-**+TDR+ furnace: SL280UH090V48B*Cold climate designationAHRI reference: 21718984618.058.50282001.85EPA 4007893
CK40HT-36B-**+TDR+ furnace: SL280UH090V48B*Cold climate designationAHRI reference: 21718986918.058.50282001.85EPA 4007962
CK40[C,U]T-36B-**+TDR+ furnace: ML180UH070E36B*Cold climate designationAHRI reference: 21718981618.058.50284001.85EPA 4008049
CK40[C,U]T-36B-**+TDR+ furnace: ML180UH070XE36B*Cold climate designationAHRI reference: 21718981718.058.50284001.85EPA 4008050
CK40HT-30B-**+TDR+ furnace: SL280UH090XV48B*Cold climate designationAHRI reference: 21744989018.058.50282001.85EPA 4045863
CK40HT-36B-**+TDR+ furnace: SL280UH090XV48B*Cold climate designationAHRI reference: 21744991518.058.50282001.85EPA 4046009
CK40[C,U]T-36B-**+TDR+ furnace: ML193UH030XE36B*Cold climate designationAHRI reference: 21744986018.058.50286001.85EPA 4046134
CK40HT-30B-**+TDR+ furnace: SL280UH090V36B*Cold climate designationAHRI reference: 21744987618.058.50284001.85EPA 4046148
CBK45UHVT-036-230-**Cold climate designationAHRI reference: 21658138918.009.50300001.80EPA 3848847
CBK45UHET-042-230-**Cold climate designationAHRI reference: 21661891118.009.00300001.90EPA 3893062
CBK47UHET-042-230-**Cold climate designationAHRI reference: 21670537218.009.40290001.90EPA 3893235
CK40HT-36C-**+TDR+ furnace: EL297UH090XV36C*Cold climate designationAHRI reference: 21676959618.009.00284001.90EPA 3984007
CK40[C,U]T-36A-**+TDR+ furnace: ML180UH045E36A*Cold climate designationAHRI reference: 21718981418.008.50284001.85EPA 4008020
CK40[C,U]T-36A-**+TDR+ furnace: ML180UH045XE36A*Cold climate designationAHRI reference: 21718981518.008.50284001.85EPA 4008048

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 →