Mass Save AHRI details

Lennox EL21KLV-024-230A**

ENERGY STAR Certified · Mass Save Eligible HP - Split System

Mass Save rebate eligible

Mass Save® rebates for this qualified system

Green Flow Solution can help confirm the equipment match, project eligibility, utility requirements, and rebate paperwork before installation or replacement.

Claim your rebates today
Mass Save Heat Pump Leader logo

Brand and components

Indoor, outdoor, and system model details

Outdoor unit brandLennox
Outdoor unit modelEL21KLV-024-230A**
Indoor unit modelsCK40HT-30A-**+TDR
Model nameElite EL21KLV SERIES
Model numberEL21KLV-024-230A**

Performance specs

Capacity and efficiency

Cooling Capacity (BTUH)
21600
Heating Capacity 47F (BTUH)
25000
Heating Capacity 17F (BTUH)
21400
Heating Capacity 5F (BTUH)
17500
Seer2
15.50
HSPF2 Region IV
8.50
EER2 AFull 95F
11.20
COP at 5F
2.00
Refrigerant Type
R-454B

Eligibility

Rebates and certifications

Mass Save QPL
Yes
ENERGY STAR Certified
Yes
ENERGY STAR Cold Climate Certified
Yes

Explore your options

Similar systems to compare

Scroll horizontally or use the arrow keys to explore.

Higher SEER2

Trane

Split-system heat pump

5TWV8X24A1 — Trane AHRI 215865035

AHRI 215865035

Indoor model / pattern
5TEMCB03AV31+TDR
Cooling · BTU/h
21,600
SEER2
18.10
HSPF2
8.50

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Higher SEER2: 18.10 vs. 15.50
  • Lower heating capacity at 47°F: 22,800 BTU/h.
View AHRI
Higher SEER2

Trane

Split-system heat pump

5TWV0X24A1 — Trane AHRI 216569814

AHRI 216569814

Indoor model / pattern
5TAMXB02AV21
Cooling · BTU/h
21,600
SEER2
20.60
HSPF2
9.40

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Higher SEER2: 20.60 vs. 15.50
  • Lower heating capacity at 47°F: 23,200 BTU/h.
View AHRI
Similar cooling capacity

Carrier

Split-system heat pump

27VPA924A*030* — Carrier AHRI 217953785

AHRI 217953785

Indoor model / pattern
CAA**3014AM*+TDR
Cooling · BTU/h
22,200
SEER2
15.20
HSPF2
9.00

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity +2.8%Similar cooling capacity.Lower SEER2: 15.20 vs. 15.50
  • Lower heating capacity at 17°F: 19,800 BTU/h.
View AHRI
Similar cooling capacity

Carrier

Split-system heat pump

27SCA524A**30* — Carrier AHRI 214424035

AHRI 214424035

Indoor model / pattern
FMA5X24**AL*
Cooling · BTU/h
22,200
SEER2
15.50
HSPF2
7.80

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity +2.8%Similar cooling capacity.Lower HSPF2 (Region IV): 7.80 vs. 8.50
  • Lower heating capacity at 47°F: 22,600 BTU/h.
  • Lower heating capacity at 17°F: 14,200 BTU/h.
  • Lower heating capacity at 5°F: 10,800 BTU/h.
View AHRI
Same brand

Lennox

Split-system heat pump

EL19KPV-024-230A** — Lennox AHRI 217446837

AHRI 217446837

Indoor model / pattern
CK40HT-30B-**+TDR
Cooling · BTU/h
21,600
SEER2
15.20
HSPF2
8.10

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower HSPF2 (Region IV): 8.10 vs. 8.50
  • Lower heating capacity at 17°F: 15,900 BTU/h.
  • Lower heating capacity at 5°F: 15,700 BTU/h.
View AHRI
Same outdoor unit

Lennox

Split-system heat pump

EL21KLV-024-230A** — Lennox AHRI 217115279

AHRI 217115279

Indoor model / pattern
CK40[C,U]T-30A-**+TDR
Cooling · BTU/h
22,200
SEER2
16.00
HSPF2
9.40

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity +2.8%Same outdoor unit, different indoor combination.Higher SEER2: 16.00 vs. 15.50
View AHRI

Side by side

See the differences

Your current system and up to two alternatives. Scroll the table to see every system.

Comparison does not confirm installation compatibility, availability, or current incentive eligibility. Unknown and qualified source values are not treated as zero.

Our Services

Showing services from our catalog

Brands We Service

Popular cities

Service Areas