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ENERGY STAR AHRI details

Lennox EL21KLV-036-230A**

ENERGY STAR Certified HP - Split System
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Brand and components

Indoor, outdoor, and system model details

Outdoor unit brandLennox
Outdoor unit modelEL21KLV-036-230A**
Indoor unit modelsCK40DT-30/36B-**+TDR
Furnace modelSL280DF090V48B*
Model nameElite EL21KLV SERIES
Model numberEL21KLV-036-230A**

Related product models

Outdoor unit model EL21KLV-036-230A** Lennox mask match
EL21KLV-036-230A** product image Lennox EL21KLV-036-230A** Air-source heat pump

Performance specs

Capacity and efficiency

Cooling Capacity (BTUH)
33800
Heating Capacity 47F (BTUH)
34800
Heating Capacity 17F (BTUH)
29000
Heating Capacity 5F (BTUH)
19700
Seer2
19.00
HSPF2 Region IV
9.00
EER2 AFull 95F
11.20
COP at 5F
2.24
Refrigerant Type
R-454B

Eligibility

Rebates and certifications

ENERGY STAR Certified
Yes
ENERGY STAR Cold Climate Certified
No

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Furnace model / pattern
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SEER2
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HSPF2
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Cooling capacity (listed) · HSPF2 Region IV

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Indoor model / pattern
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Furnace model / pattern
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Cooling · BTU/h
33,800
SEER2
18.00
HSPF2
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Cooling capacity (listed) · HSPF2 Region IV

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Same outdoor unit

Lennox

Split-system heat pump

EL21KLV-036-230A** — Lennox AHRI 217443261

AHRI 217443261

Indoor model / pattern
CK40DT-30/36B-**+TDR
Furnace model / pattern
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Cooling · BTU/h
33,800
SEER2
18.50
HSPF2
9.00

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySame outdoor unit, different indoor combination.Lower SEER2: 18.50 vs. 19.00
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Same brand

Lennox

Split-system heat pump

EL18KSLV-036-230A** — Lennox AHRI 217189869

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Indoor model / pattern
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Furnace model / pattern
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Cooling · BTU/h
33,800
SEER2
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HSPF2
8.50

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower HSPF2 (Region IV): 8.50 vs. 9.00
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Comparison does not confirm installation compatibility, availability, or current incentive eligibility. Unknown and qualified source values are not treated as zero.

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