Lennox / AIR-SOURCE HEAT PUMP

ML14KP1-018-230A**

MERIT ML14KP1 Series

67 published source records · source checked Sep 21, 2026

SEER2 range15.2–16.5BTU/Wh
HSPF2 range7.8BTU/Wh
Cooling capacity18,000BTU/h

Each efficiency range summarizes published EPA records for ML14KP1-018-230A**. 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 67 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/Wh15.2–16.567 / 67
EER2 · BTU/Wh13–14.267 / 67
HSPF2 · BTU/Wh7.867 / 67
Cooling capacity · BTU/h18,00067 / 67
Heating capacity at 47°F / 8.3°C · BTU/h17,500–18,00067 / 67
Heating capacity at 17°F / −8.3°C · BTU/h10,500–11,20067 / 67
Heating capacity at 5°F / −15°C · BTU/h7,900–8,50067 / 67
COP at 5°F / −15°C1.86–2.0867 / 67
Equipment / loop typeHP - Split System67 / 67
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)67 / 67
Compressor stagingSingle stage67 / 67
Connected capabilityNo67 / 67

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-24B-**+TDR+ furnace: ML180UH090V48B*AHRI reference: 21568560416.507.8082001.98EPA 3645993
CK40HT-30A-**+TDR+ furnace: EL280UH070E36A*AHRI reference: 21568562316.507.8082002.00EPA 3646031
CK40HT-30A-**+TDR+ furnace: EL280UH070XE36A*AHRI reference: 21568562416.507.8082002.00EPA 3646032
CK40HT-30A-**+TDR+ furnace: ML180UH030V36A*AHRI reference: 21568562516.507.8081002.00EPA 3646033
CK40HT-30A-**+TDR+ furnace: ML180UH045E36A*AHRI reference: 21568562616.507.8081001.98EPA 3646034
CK40HT-30A-**+TDR+ furnace: ML180UH045XE36A*AHRI reference: 21568562716.507.8081001.98EPA 3646035
CK40HT-30A-**+TDR+ furnace: ML180UH070E36A*AHRI reference: 21568562916.507.8081001.98EPA 3646037
CK40HT-30A-**+TDR+ furnace: ML180UH070V36A*AHRI reference: 21568563016.507.8081001.98EPA 3646038
CK40HT-30A-**+TDR+ furnace: ML180UH070XE36A*AHRI reference: 21568563116.507.8081001.98EPA 3646039
CK40HT-30A-**+TDR+ furnace: SL280UH060NV36A*AHRI reference: 21568563216.507.8081001.98EPA 3646040
CK40HT-30B-**+TDR+ furnace: SL280UH090V48B*AHRI reference: 21568566216.507.8082002.00EPA 3646043
CBK45UHVT-018-230-**AHRI reference: 21568548116.007.8081001.86EPA 3645963
CBK45UHET-024-230-**AHRI reference: 21568548316.007.8082002.00EPA 3645965
CBK45UHVT-024-230-**AHRI reference: 21568548416.007.8084001.98EPA 3645966
CBK48MVT-018/024-230-**AHRI reference: 21568548516.007.8083002.06EPA 3645967
CK40HT-24A-**+TDR+ furnace: EL280UH070E36A*AHRI reference: 21568557816.007.8080001.96EPA 3645972
CK40HT-24A-**+TDR+ furnace: EL280UH070XE36A*AHRI reference: 21568557916.007.8080001.96EPA 3645973
CK40HT-24A-**+TDR+ furnace: ML180UH030V36A*AHRI reference: 21568558016.007.8079001.92EPA 3645974
CK40HT-24A-**+TDR+ furnace: ML180UH045E36A*AHRI reference: 21568558116.007.8079001.94EPA 3645975
CK40HT-24A-**+TDR+ furnace: ML180UH045V36A*AHRI reference: 21568558216.007.8079001.94EPA 3645976

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 →