What is the SEER2 rating of the Heil D5CUHAH36AAK+TIC2025-0016?

The Heil D5CUHAH36AAK+TIC2025-0016 is rated at up to 16.5 SEER2 and 10.0 EER2 for cooling and up to 8.5 HSPF2 for heating. The exact figure depends on the indoor unit it is paired with.

Is the Heil D5CUHAH36AAK+TIC2025-0016 good for cold climates?

Yes. At least one certified matchup meets the ENERGY STAR cold-climate criteria, delivering up to 31,000 BTU/h at 5°F with a COP of 1.76, so it is still 1.8 times as efficient as electric resistance heat at that temperature.

How much does the Heil D5CUHAH36AAK+TIC2025-0016 cost to run per year?

At its rated efficiency it costs about $999-$2,824 a year in electricity in large U.S. cities, depending on climate and local rates - for example $1,253 in Phoenix and $2,375 in Minneapolis. The calculator on this page works it out for your city and compares it with your current system.

Which indoor units work with the Heil D5CUHAH36AAK+TIC2025-0016?

ENERGY STAR lists 8 certified combinations for this outdoor unit. The highest-rated one uses FTMA5B36L0C.

3-ton central heat pump · Crossover Heat Pump

Heil D5CUHAH36AAK+TIC2025-0016

Average cooling efficiency and below average heating efficiency for a 3-ton central heat pump, and certified for cold climates.

Ranks #194 of 302 3 ton central heat pumps for cooling efficiency, and costs about $1,166 a year to run in a mixed climate like Atlanta.

SEER2: 16.5 Cooling efficiency over a season
Average · beats 40%
HSPF2: 8.5 Heating efficiency over a season
Below average · beats 38%
EER2: 10.0 Cooling efficiency on a 95°F day
Below average · beats 10%
Heat at 5°F: 31,000 BTU/h81% of its 47°F output
Below average · beats 2%

A good fit if…

Your winters get properly cold - it is ENERGY STAR cold-climate certified, with 31,000 BTU/h at 5°F.
You want steady temperatures and quiet running - the compressor varies its speed.

Think twice if…

You mainly need heat - its HSPF2 is below average for central heat pumps.

Calculate my running cost

Details

Specifications3 ton, R-454B

General
Brand	Heil
Also sold as	Arcoaire, Airquest, Comfortmaker, Keeprite, Smart Comfort, Day & Night, Tempstar
Outdoor unit model	D5CUHAH36AAK+TIC2025-0016
Series	Crossover Heat Pump
Type	Central heat pump
Nominal size	3 ton
CompressorVariable-speed units run longer at low power	Continuously variable
Refrigerant	R-454B
Connected (smart) capable	No
On the market since	May 6, 2025
Last certified	June 29, 2026
Cooling
SEER2Seasonal efficiency, higher is better	16.5 (range 16.5)
EER2Efficiency at 95°F outdoors	10.0
Cooling capacity	35,000 BTU/h
Heating
HSPF2Seasonal efficiency, higher is better	8.5
Capacity at 47°F	38,500 BTU/h
Capacity at 17°F	25,400 BTU/h
Capacity at 5°F	31,000 BTU/h
COP at 5°F2.0 = twice as efficient as a space heater	1.76
ENERGY STAR cold climate	Yes

Heating output as it gets colder81% kept at 5°F

Every heat pump delivers less heat as the outdoor temperature drops. Certified output of its matchup with FTMA5B36L0C at the standard test temperatures, in BTU/h:

Certified matchups8 indoor units

The same outdoor unit scores differently with each indoor unit. Ask your installer for the AHRI reference number of the exact system you are quoted.

Indoor unit	SEER2	EER2	HSPF2	Heat @5°F	AHRI ref.
FTMA5B36L0C · cold climate	16.5	10.0	8.5	31,000	217391427
FTMA5B36L0C · cold climate	16.5	10.0	8.5	31,000	217391429
FTMA5B36L0C · cold climate	16.5	10.0	8.5	31,000	217391428
FTMA5B36L0C · cold climate	16.5	10.0	8.5	31,000	217391430
FTMA5B36L0C · cold climate	16.5	10.0	8.5	31,000	217391432
FTMA5B36L0C · cold climate	16.5	10.0	8.5	31,000	217391433
FTMA5B36L0C · cold climate	16.5	10.0	8.5	31,000	217391431
FTMA5B36L0C · cold climate	16.5	10.0	8.5	31,000	217391434

Yearly running cost in 10 large cities$999-$2,824

Phoenix, AZ$1,253/yr
Miami, FL$999/yr
Houston, TX$1,124/yr
Atlanta, GA$1,166/yr
Los Angeles, CA$1,142/yr
New York, NY$2,824/yr
Chicago, IL$2,299/yr
Denver, CO$1,917/yr
Seattle, WA$1,182/yr
Minneapolis, MN$2,375/yr

At each state's average electricity price and the city's typical heating and cooling hours.

Questions5

What is the SEER2 rating of the Heil D5CUHAH36AAK+TIC2025-0016?: The Heil D5CUHAH36AAK+TIC2025-0016 is rated at up to 16.5 SEER2 and 10.0 EER2 for cooling and up to 8.5 HSPF2 for heating. The exact figure depends on the indoor unit it is paired with.
Is the Heil D5CUHAH36AAK+TIC2025-0016 good for cold climates?: Yes. At least one certified matchup meets the ENERGY STAR cold-climate criteria, delivering up to 31,000 BTU/h at 5°F with a COP of 1.76, so it is still 1.8 times as efficient as electric resistance heat at that temperature.
How much does the Heil D5CUHAH36AAK+TIC2025-0016 cost to run per year?: At its rated efficiency it costs about $999-$2,824 a year in electricity in large U.S. cities, depending on climate and local rates - for example $1,253 in Phoenix and $2,375 in Minneapolis. The calculator on this page works it out for your city and compares it with your current system.
Which indoor units work with the Heil D5CUHAH36AAK+TIC2025-0016?: ENERGY STAR lists 8 certified combinations for this outdoor unit. The highest-rated one uses FTMA5B36L0C.
What refrigerant does the Heil D5CUHAH36AAK+TIC2025-0016 use?: It uses R-454B.

Running cost and savings

Pre-filled with this model. Pick your city and what you heat with today; everything else is optional.

Heat pump $1,254/yrYou save $608/yrSee details ↓

1. Where you live

StateCityElectricity ¢ per kWh

Adjust heating and cooling hours

Filled in from your city's climate. Change them if you run the system much more or less than usual.

Cooling hours full-load hours per yearHeating hours full-load hours per year

2. The heat pump Heil D5CUHAH36AAK+TIC2025-0016

Find a model (fills in the ratings below)

SEER2 cooling efficiencyHSPF2 heating efficiencyCooling capacity BTU/hHeating capacity BTU/h

3. What it replaces

Current heatingFurnace efficiency (AFUE %)Gas price, $/thermCurrent coolingOld AC rating SEER2 (10 ≈ 15+ years old)

4. Price replace the example with your quote

Installed price, $Rebates and incentives, $ utility, state

Heat pump, per year: $1,254
Current system, per year: $1,862
You save per year: $608
Payback: 21.4 years
Net after 10 years: -$6,920

Cooling $747Heating $507Electricity used: 7,837 kWhSaved vs. a minimum-efficiency heat pump: $183

Estimates use the unit's rated SEER2 and HSPF2, full-load hours derived from NOAA 1991-2020 degree days, average residential electricity prices from the U.S. EIA (12 months to July 2026) and fuel prices from EIA (2025 for natural gas, week of 2026-10-05 for propane and heating oil). Very cold days that need backup heat are not modelled. Federal minimum for comparison: 14.3 SEER2 / 7.5 HSPF2.

Similar 3 ton models

Carrier 37MUHAQ36AA3+TIC2025-0016 · cold climate16.5 SEER2 · 8.5 HSPF2
MRCOOL MHP17036A-**A16.6 SEER2 · 8.1 HSPF2
Kenmore (C,H,T)5H8T36*K*AAA16.5 SEER2 · 8.5 HSPF2
MRCOOL MHP17L36P-**A16.6 SEER2 · 8.7 HSPF2
Tempstar T5H8T36*K*AAA16.5 SEER2 · 8.5 HSPF2
MOOVAIR MSHEA36R2AN1 · cold climate16.7 SEER2 · 9.3 HSPF2
Trane 5TWR5036A116.5 SEER2 · 8.5 HSPF2
Midea MO1BE-H36B-2A · cold climate16.7 SEER2 · 9.3 HSPF2

See all 302 3 ton central heat pumps, ranked

Source: ENERGY STAR Certified Heat Pumps (U.S. EPA), certification of June 29, 2026. How we use the data.