Armstrong Air / AIR-SOURCE HEAT PUMP

4SHP18LX160P

4SHP18LX SERIES

18 published source records · source checked Sep 21, 2026

SEER2 range16–17.5BTU/Wh
HSPF2 range7.8BTU/Wh
Cooling capacity46,000–46,500BTU/h

Each efficiency range summarizes published EPA records for 4SHP18LX160P. 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.

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Heating performance & equipment details

Ranges include the 18 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/Wh16–17.518 / 18
EER2 · BTU/Wh11–11.518 / 18
HSPF2 · BTU/Wh7.818 / 18
Cooling capacity · BTU/h46,000–46,50018 / 18
Heating capacity at 47°F / 8.3°C · BTU/h46,000–46,50018 / 18
Heating capacity at 17°F / −8.3°C · BTU/h30,600–31,40018 / 18
Heating capacity at 5°F / −15°C · BTU/h26,200–27,00018 / 18
COP at 5°F / −15°C1.8–1.9218 / 18
Equipment / loop typeHP - Split System18 / 18
Refrigerant / source-reported GWPR-410A (GWP:2088)18 / 18
Compressor stagingContinuously variable18 / 18
Connected capabilityNo18 / 18

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
EA(C;U)1P49C+TDR+TXV+ furnace: A98USMV090C16AHRI reference: 21253901317.507.80266001.92EPA 4011297
EA(C;U)1P49C+TDR+TXV+ furnace: A98USMV090C20AHRI reference: 21253901617.507.80266001.92EPA 4011298
EAC4X49C+TDR+ furnace: A98USMV090C16AHRI reference: 21253902317.507.80266001.92EPA 4011300
EAC4X49C+TDR+ furnace: A98USMV090C20AHRI reference: 21253902517.507.80266001.92EPA 4011301
EAH1P48C+TDR+TXV+ furnace: A98USMV090C16AHRI reference: 21253902917.507.80270001.80EPA 4011303
EAH1P48C+TDR+TXV+ furnace: A98USMV090C20AHRI reference: 21253903117.507.80270001.80EPA 4011304
EAH1P48C+TDR+TXV+ furnace: A98USMV110C20AHRI reference: 21253903317.507.80270001.80EPA 4011305
7EC49CX-0*+TDR+ furnace: A98USMV090C16AHRI reference: 21473017717.507.80266001.92EPA 4011321
7EC49CX-0*+TDR+ furnace: A98USMV090C20AHRI reference: 21473017817.507.80266001.92EPA 4011322
7EH48CX-0*+TDR+ furnace: A98USMV090C16AHRI reference: 21473024317.507.80270001.80EPA 4011324
7EH48CX-0*+TDR+ furnace: A98USMV090C20AHRI reference: 21473024517.507.80270001.80EPA 4011325
7EH48CX-0*+TDR+ furnace: A98USMV110C20AHRI reference: 21473024817.507.80270001.80EPA 4011326
EA(C;U)1P49C+TDR+TXV+ furnace: A98USMV110C20AHRI reference: 21253901817.107.80264001.92EPA 4011299
EAC4X49C+TDR+ furnace: A98USMV110C20AHRI reference: 21253902717.107.80264001.92EPA 4011302
7EC49CX-0*+TDR+ furnace: A98USMV110C20AHRI reference: 21473017917.107.80264001.92EPA 4011323
EA(C,U)1P49C+TDR+TXV+ furnace: A97UH2E110C20AHRI reference: 21392773416.007.80262001.90EPA 4011327
EAC4X49C+TDR+ furnace: A97UH2E110C20AHRI reference: 21392773516.007.80262001.90EPA 4011328
7EC49CX-0*+TDR+ furnace: A97UH2E110C20AHRI reference: 21473016216.007.80262001.90EPA 4011332

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.

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