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Mass Save AHRI details

Lennox MMLD012S6S-1P

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 brandLennox
Outdoor unit modelMMLD012S6S-1P
Indoor unit brandLENNOX
Indoor unit modelsM22D012S6-1P
Model nameMini 4-Way Cassette (WindFree™) Premium (CAC)
Model numberMMLD012S6S-1P

Related product models

Indoor unit model M22D012S6-1P Lennox model match
M22D012S6-1P product image Lennox M22D012S6-1P Indoor unit
Outdoor unit model MMLD012S6S-1P Lennox model match
MMLD012S6S-1P product image Lennox MMLD012S6S-1P Air-source heat pump

Performance specs

Capacity and efficiency

Cooling Capacity (BTUH)
12000
Heating Capacity 47F (BTUH)
14000
Heating Capacity 17F (BTUH)
10700
Heating Capacity 5F (BTUH)
11200
Seer2
22.00
HSPF2 Region IV
10.40
EER2 AFull 95F
12.60
COP at 5F
1.80
Refrigerant Type
R-32

Eligibility

Rebates and certifications

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

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SEER2
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HSPF2
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Cooling capacity (listed) · HSPF2 Region IV

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  • Lower heating capacity at 17°F: 9,900 BTU/h.
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Bosch

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Cooling · BTU/h
12,000
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): 10.00 vs. 10.40
  • Different refrigerant: R-454B (current: R-32).
  • Lower heating capacity at 47°F: 12,500 BTU/h.
  • Lower heating capacity at 17°F: 9,600 BTU/h.
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Fujitsu

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  • Lower heating capacity at 47°F: 12,000 BTU/h.
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Fujitsu

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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

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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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