Lennox / AIR-SOURCE HEAT PUMP

ML16KP2-048-230A**

Merit ML16KP2 SERIES

159 published source records · source checked Sep 21, 2026

SEER2 range15.5–17BTU/Wh
HSPF2 range7.8–8.5BTU/Wh
Cooling capacity44,500–48,000BTU/h

Each efficiency range summarizes published EPA records for ML16KP2-048-230A**. 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 159 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/Wh15.5–17159 / 159
EER2 · BTU/Wh11.2–12.5159 / 159
HSPF2 · BTU/Wh7.8–8.5159 / 159
Cooling capacity · BTU/h44,500–48,000159 / 159
Heating capacity at 47°F / 8.3°C · BTU/h42,000–47,500159 / 159
Heating capacity at 17°F / −8.3°C · BTU/h26,400–30,400159 / 159
Heating capacity at 5°F / −15°C · BTU/h21,000–24,400159 / 159
COP at 5°F / −15°C1.86–2.26159 / 159
Equipment / loop typeHP - Split System159 / 159
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)159 / 159
Compressor stagingTwo-stage159 / 159
Connected capabilityNo159 / 159

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
CBK48MVT-048-230-**AHRI reference: 21845767617.008.10230002.16EPA 4617310
CK40HT-60D-**+TDR+ furnace: SL280UH090V60C*AHRI reference: 21845782116.508.20238002.08EPA 4617165
CK40HT-60D-**+TDR+ furnace: EL297UH135XV60D*AHRI reference: 21845782016.508.20236002.10EPA 4617166
CK40HT-60D-**+TDR+ furnace: EL297UH110XV60C*AHRI reference: 21845781816.508.20240002.08EPA 4617168
CK40HT-60D-**+TDR+ furnace: ML180UH110XE60C*AHRI reference: 21845781016.508.20236002.08EPA 4617176
CK40HT-60D-**+TDR+ furnace: SLP99UH135XV60D*AHRI reference: 21845780516.508.20240002.08EPA 4617181
CK40HT-60D-**+TDR+ furnace: SL280UH135V60D*AHRI reference: 21845780416.508.20234002.10EPA 4617182
CK40HT-60D-**+TDR+ furnace: ML180UH110E60C*AHRI reference: 21845780016.508.20236002.08EPA 4617186
CK40[C,U]T-60D-**+TDR+ furnace: SL280UH135V60D*AHRI reference: 21845778916.508.50228002.20EPA 4617197
CK40HT-51/61C-**+TDR+ furnace: EL297UH110XV60C*AHRI reference: 21845778516.508.50228002.12EPA 4617201
CK40HT-51/61C-**+TDR+ furnace: EL297UH110XV48C*AHRI reference: 21845778416.508.20228002.10EPA 4617202
CK40HT-51/61C-**+TDR+ furnace: EL297UH110XE60C*AHRI reference: 21845778316.508.50230002.10EPA 4617203
CK40HT-51/61C-**+TDR+ furnace: EL297UH090XV60C*AHRI reference: 21845778216.508.20230002.10EPA 4617204
CK40HT-51/61C-**+TDR+ furnace: EL297UH090XV48C*AHRI reference: 21845778116.508.20230002.10EPA 4617205
CK40HT-51/61C-**+TDR+ furnace: EL297UH090XV36C*AHRI reference: 21845778016.508.20226002.12EPA 4617206
CK40HT-51/61C-**+TDR+ furnace: SLP99UH110XV60C*AHRI reference: 21845777816.508.20228002.12EPA 4617208
CK40HT-51/61C-**+TDR+ furnace: SLP99UH090XV60C*AHRI reference: 21845777716.508.20228002.12EPA 4617209
CK40HT-51/61C-**+TDR+ furnace: SLP99UH090XV48C*AHRI reference: 21845777616.508.20230002.10EPA 4617210
CK40HT-51/61C-**+TDR+ furnace: SL280UH110XV60C*AHRI reference: 21845777316.508.50230002.12EPA 4617213
CK40HT-51/61C-**+TDR+ furnace: SL280UH110V60C*AHRI reference: 21845777216.508.50230002.12EPA 4617214

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 →