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LG KUSXA121A

ENERGY STAR Certified · Mass Save Eligible HP - Split System
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Brand and components

Indoor, outdoor, and system model details

Outdoor unit brandLG
Outdoor unit modelKUSXA121A
Indoor unit modelsKNSLB121A
Model nameKUSXA121A
Model numberKUSXA121A

Related product models

Outdoor unit model KUSXA121A LG model match
KUSXA121A product image LG KUSXA121A Air-source heat pump

Performance specs

Capacity and efficiency

Cooling Capacity (BTUH)
12500
Heating Capacity 47F (BTUH)
15000
Heating Capacity 17F (BTUH)
8600
Heating Capacity 5F (BTUH)
15000
Seer2
17.00
HSPF2 Region IV
9.80
EER2 AFull 95F
13.30
COP at 5F
1.95
Refrigerant Type
R-32

Eligibility

Rebates and certifications

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

Explore your options

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Same brand

LG

Split-system heat pump

KUSXB121A — LG AHRI 217284945

AHRI 217284945

Indoor model / pattern
KNSLB121A
Cooling · BTU/h
12,000
SEER2
17.00
HSPF2
9.50

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −4.0%Similar cooling capacity.Lower HSPF2 (Region IV): 9.50 vs. 9.80
  • Lower heating capacity at 5°F: 10,500 BTU/h.
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Similar cooling capacity

Daikin

Split-system heat pump

DH6VSA121MA* — Daikin AHRI 218189010

AHRI 218189010

Indoor model / pattern
AWVE12SU1300A*
Cooling · BTU/h
11,500
SEER2
16.50
HSPF2
8.50

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −8.0%Similar cooling capacity.Lower HSPF2 (Region IV): 8.50 vs. 9.80
  • Lower heating capacity at 47°F: 12,000 BTU/h.
  • Lower heating capacity at 5°F: 11,000 BTU/h.
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Higher SEER2

MDV

Split-system heat pump

MOX330U-12HFN1-MR0 — MDV AHRI 214602070

AHRI 214602070

Indoor model / pattern
MVC-12HWFN1-M
Cooling · BTU/h
12,000
SEER2
17.50
HSPF2
9.00

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −4.0%Similar cooling capacity.Lower HSPF2 (Region IV): 9.00 vs. 9.80
  • Different refrigerant: R-410A (current: R-32).
  • Lower heating capacity at 47°F: 13,000 BTU/h.
  • Lower heating capacity at 5°F: 11,000 BTU/h.
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Higher SEER2

1HVAC

Split-system heat pump

ACIQ-12-EHPB — 1HVAC AHRI 214602071

AHRI 214602071

Indoor model / pattern
ACIQ-12-AHB
Cooling · BTU/h
12,000
SEER2
17.50
HSPF2
9.00

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −4.0%Similar cooling capacity.Lower HSPF2 (Region IV): 9.00 vs. 9.80
  • Different refrigerant: R-410A (current: R-32).
  • Lower heating capacity at 47°F: 13,000 BTU/h.
  • Lower heating capacity at 5°F: 11,000 BTU/h.
View AHRI
Higher SEER2

ACIQ

Split-system heat pump

ACIQ-12-EHPB — ACIQ AHRI 214602072

AHRI 214602072

Indoor model / pattern
ACIQ-12-AHB
Cooling · BTU/h
12,000
SEER2
17.50
HSPF2
9.00

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −4.0%Similar cooling capacity.Lower HSPF2 (Region IV): 9.00 vs. 9.80
  • Different refrigerant: R-410A (current: R-32).
  • Lower heating capacity at 47°F: 13,000 BTU/h.
  • Lower heating capacity at 5°F: 11,000 BTU/h.
View AHRI
Higher SEER2

DIYCOOL

Split-system heat pump

ACIQ-12-EHPB — DIYCOOL AHRI 214602073

AHRI 214602073

Indoor model / pattern
ACIQ-12-AHB
Cooling · BTU/h
12,000
SEER2
17.50
HSPF2
9.00

Cooling capacity (listed) · HSPF2 Region IV

Cooling capacity −4.0%Similar cooling capacity.Lower HSPF2 (Region IV): 9.00 vs. 9.80
  • Different refrigerant: R-410A (current: R-32).
  • Lower heating capacity at 47°F: 13,000 BTU/h.
  • Lower heating capacity at 5°F: 11,000 BTU/h.
View AHRI

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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.

Our Services

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AHRI Certificate Matching Support service
ResidentialCommercialSupport

AHRI Certificate Matching Support

Match supported indoor and outdoor equipment combinations to AHRI certification records for planning and documentation.

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Heat Pump Sizing and Selection service
ResidentialCommercialConsultation

Heat Pump Sizing and Selection

Plan supported heat-pump equipment and capacity using building conditions, climate, distribution, and backup-heat needs.

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HVAC Load Calculation and Equipment Sizing service
ResidentialCommercialConsultation

HVAC Load Calculation and Equipment Sizing

Evaluate building loads and system requirements to support correctly sized HVAC replacement or conversion planning.

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Mass Save Equipment Eligibility Verification service
ResidentialSupport

Mass Save Equipment Eligibility Verification

Review equipment, AHRI data, and current program requirements before a rebate application or proposal is finalized.

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Mass Save Rebate and AHRI Support service
ResidentialCommercialSupport

Mass Save Rebate and AHRI Support

Verify matched equipment details and prepare source information for rebate planning.

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Electrical Load Calculation for HVAC Upgrades service
ResidentialCommercialConsultation

Electrical Load Calculation for HVAC Upgrades

Review available electrical capacity and upgrade requirements for planned heat-pump, AC, or HVAC equipment.

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