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Mitsubishi Electric MUZ-FX12NLHZ***

ENERGY STAR Certified · Mass Save Eligible HP - Mini or Multi Split
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Brand and components

Indoor, outdoor, and system model details

Outdoor unit brandMitsubishi Electric
Outdoor unit modelMUZ-FX12NLHZ***
Indoor unit brandMitsubishi Electric
Indoor unit modelsMSZ-FX12NL***
Model nameM-Series
Model numberMUZ-FX12NLHZ***

Related product models

Indoor unit model MSZ-FX12NL*** Mitsubishi Electric mask match
MSZ-FX12NL*** product image Mitsubishi MSZ-FX12NL*** Indoor unit
Outdoor unit model MUZ-FX12NLHZ*** Mitsubishi Electric mask match
MUZ-FX12NLHZ*** product image Mitsubishi MUZ-FX12NLHZ*** Air-source heat pump MUZ-FX12NLHZ2*** product image Mitsubishi MUZ-FX12NLHZ2*** Air-source heat pump

Performance specs

Capacity and efficiency

Cooling Capacity (BTUH)
12000
Heating Capacity 47F (BTUH)
13200
Heating Capacity 17F (BTUH)
9300
Heating Capacity 5F (BTUH)
16200
Seer2
29.90
HSPF2 Region IV
12.40
EER2 AFull 95F
15.40
COP at 5F
2.20
Refrigerant Type
R-454B

Eligibility

Rebates and certifications

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

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Indoor model / pattern
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Cooling · BTU/h
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SEER2
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HSPF2
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Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower SEER2: 29.50 vs. 29.90
  • Lower heating capacity at 47°F: 12,000 BTU/h.
  • Lower heating capacity at 5°F: 13,500 BTU/h.
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38MPRBQ12AA3 — Carrier AHRI 207614950

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Indoor model / pattern
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Cooling · BTU/h
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SEER2
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HSPF2
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Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower HSPF2 (Region IV): 12.00 vs. 12.40
  • Different refrigerant: R-410A (current: R-454B).
  • Lower heating capacity at 47°F: 12,000 BTU/h.
  • Lower heating capacity at 5°F: 13,700 BTU/h.
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Same cooling capacity

Bosch

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Indoor model / pattern
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Cooling · BTU/h
12,000
SEER2
25.50
HSPF2
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Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower HSPF2 (Region IV): 10.40 vs. 12.40
  • Different refrigerant: R-410A (current: R-454B).
  • Lower heating capacity at 47°F: 12,000 BTU/h.
  • Lower heating capacity at 5°F: 12,000 BTU/h.
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Same cooling capacity

Bosch

Mini / multi-split heat pump

BMS500-AAS012-1CSXHD — Bosch AHRI 215223284

AHRI 215223284

Indoor model / pattern
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Cooling · BTU/h
12,000
SEER2
22.20
HSPF2
11.60

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower HSPF2 (Region IV): 11.60 vs. 12.40
  • Lower heating capacity at 47°F: 12,000 BTU/h.
  • Lower heating capacity at 5°F: 11,500 BTU/h.
View AHRI
Same cooling capacity

Fujitsu

Mini / multi-split heat pump

AOUG12LZAH1 — Fujitsu AHRI 204740069

AHRI 204740069

Indoor model / pattern
ASUG12LZAS
Cooling · BTU/h
12,000
SEER2
29.40
HSPF2
12.70

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower SEER2: 29.40 vs. 29.90
  • Different refrigerant: R-410A (current: R-454B).
  • Lower heating capacity at 47°F: 12,000 BTU/h.
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Same cooling capacity

Fujitsu

Mini / multi-split heat pump

AOUG12LZAS1 — Fujitsu AHRI 204740068

AHRI 204740068

Indoor model / pattern
ASUG12LZAS
Cooling · BTU/h
12,000
SEER2
29.40
HSPF2
12.90

Cooling capacity (listed) · HSPF2 Region IV

Same cooling capacitySimilar cooling capacity.Lower SEER2: 29.40 vs. 29.90
  • Different refrigerant: R-410A (current: R-454B).
  • Lower heating capacity at 47°F: 12,000 BTU/h.
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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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