Pioneer heat pump

YN024GLSI24RPG

Mini-split / multi-splitVariable-speed (inverter)ENERGY STAR cold-climateENERGY STAR Most Efficient (some pairings)

The Pioneer YN024GLSI24RPG is a mini-split / multi-split heat pump outdoor unit with a rated cooling capacity of 23,000 BTU/h (about 2 tons) and a variable-speed (inverter) compressor running on R-454B refrigerant. ENERGY STAR lists 4 certified indoor-unit pairings for it. In cold weather it still delivers 19,100 BTU/h at 5°F — 76% of its 47°F output, above the 76% median across the 308 models we track (better than 51% of them). Its HSPF2 of 10.4 is higher than 81% of models in our database, and its best certified SEER2 of 23 beats 87%.

Our take in 30 seconds

Best for: mixed climates with occasional hard freezes

Strengths

  • Heating efficiency (HSPF2 10.4) beats 81% of models
  • Cooling efficiency up to SEER2 23, better than 87% of models
  • Variable-speed compressor: quieter, steadier temperatures and better humidity control
  • Uses newer, lower-impact R-454B refrigerant

Good to know

  • Efficiency depends on the indoor unit: SEER2 ranges 19–23, so ask which pairing you're quoted
Est. yearly cost
$940
U.S. average rates
SEER2
19–23
Cooling efficiency
HSPF2
10.4
Top 19% heating efficiency
Heat kept at 5°F
76%
Median is 76%
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Running-cost calculator

Pre-filled with EIA prices · edit any field
Estimated annual cost
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Heating
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Cooling
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Uses the base certified SEER2 (19) and HSPF2 (10.4). Assumes the unit is correctly sized. How we calculate.

Heating capacity as it gets colder

A heat pump's output falls as outdoor temperature drops. This is the certified heat output of the Pioneer YN024GLSI24RPG at the three ENERGY STAR test temperatures (cooling capacity is 23,000 BTU/h for reference).

47°F
25,000 BTU/h
17°F
22,000 BTU/h
5°F
19,100 BTU/h

Retention at 17°F: 88% · at 5°F: 76%. Learn how to use these numbers in our cold-climate guide.

Estimated running cost in every state

Same unit, very different bills: from about $528 a year in Louisiana to $2,162 in Maine, driven by local electricity prices and how much heating or cooling the climate needs. Click a column to sort.

StatePriceHeatingCoolingTotal / yr
Louisiana12.87¢$217$312$528
Florida14.99¢$162$435$598
Mississippi14.43¢$312$314$627
Nevada12.72¢$367$277$644
Arizona15.05¢$253$401$654
Washington14.63¢$598$62$660
Tennessee13.42¢$452$211$663
Oregon15.92¢$612$87$699
North Carolina14.95¢$467$235$702
Arkansas14.37¢$449$261$710
Kentucky13.80¢$531$184$715
South Carolina15.76¢$417$305$722
Georgia15.90¢$420$308$728
Texas15.91¢$344$385$729
Alabama16.33¢$432$316$748
Utah13.31¢$608$145$753
Oklahoma14.82¢$499$269$768
Idaho13.37¢$675$113$788
New Mexico16.51¢$595$200$795
Nebraska13.54¢$684$148$831
West Virginia16.31¢$706$158$864
Missouri16.02¢$655$213$868
Virginia17.64¢$636$235$871
Kansas15.47¢$669$206$875
Wyoming14.43¢$867$87$955
Colorado17.17¢$825$145$971
Delaware18.70¢$764$226$991
Indiana17.02¢$818$175$993
North Dakota13.31¢$928$73$1,000
California29.75¢$644$360$1,004
Montana15.57¢$936$85$1,021
South Dakota15.15¢$910$119$1,030
Iowa17.06¢$943$155$1,098
Ohio19.38¢$932$188$1,119
Maryland21.40¢$875$259$1,134
Illinois19.32¢$975$187$1,162
Minnesota17.20¢$1,116$115$1,231
Pennsylvania21.77¢$1,047$211$1,257
Wisconsin19.41¢$1,166$141$1,307
New Jersey24.61¢$1,065$268$1,333
District of Columbia25.98¢$999$346$1,345
Connecticut24.51¢$1,296$193$1,489
Michigan22.99¢$1,326$167$1,493
Hawaii47.18¢$57$1,485$1,542
Vermont23.84¢$1,490$130$1,620
Rhode Island28.18¢$1,490$205$1,695
New York28.65¢$1,515$225$1,741
New Hampshire27.64¢$1,661$167$1,828
Massachusetts30.48¢$1,685$221$1,907
Alaska29.41¢$2,121$36$2,157
Maine32.11¢$2,007$155$2,162
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Similar-size alternatives

Other mini-split / multi-split units within ±15% of this model's cooling capacity, sorted by efficiency. Cost difference is versus the Pioneer YN024GLSI24RPG at U.S.-average rates.

ModelCooling BTU/hSEER2HSPF25°F keptEst. yearly cost
Senville SENA-24HF-OG24,00019–2113.583%$876 (−$64)Compare
Senville SENA/24HF/OQ24,00019.2–21.511.593%$982 (+$42)Compare
Pioneer YN024GMFI22RPE24,00019–21.511.280%$901 (−$39)Compare
Hisense AOU-24U3T25U24,00019–2010.5100%$916 (−$24)Compare
Mitsubishi Electric PUZ-AK24NLHZ2***24,00017–22.810.8100%$982 (+$41)Compare
Gree GWH18AVEXF-D6DNA1A/O21,00020–27.51086%$820 (−$120)Compare

Full specifications

BrandPioneer
Outdoor modelYN024GLSI24RPG
Certified byParker Davis HVAC International, Inc.
Product typeMini-split / multi-split
CompressorVariable-speed (inverter)
RefrigerantR-454B
Cooling capacity23,000 BTU/h
Nominal size2 tons
SEER2 (certified range)19 – 23
EER2 (best)11.7
HSPF2 (best)10.4
Heating capacity @ 47°F25,000 BTU/h
Heating capacity @ 17°F22,000 BTU/h
Heating capacity @ 5°F19,100 BTU/h
COP @ 5°F2
ENERGY STAR cold-climateYes
Certified indoor pairings4
Latest certification2026-01

Source: ENERGY STAR Certified Heat Pumps (U.S. EPA), retrieved November 7, 2026. Capacities and HSPF2 are the highest values across certified pairings; confirm your exact system's AHRI reference number with your installer.

Frequently asked questions

How much does the Pioneer YN024GLSI24RPG cost to run per year?

At the U.S. average residential electricity price of 18.16¢/kWh and typical national heating and cooling hours, we estimate about $940 per year ($698 heating, $242 cooling). It ranges from about $528 in Louisiana to $2,162 in Maine.

Does the Pioneer YN024GLSI24RPG work in cold weather?

Yes. It is ENERGY STAR cold-climate certified and delivers 19,100 BTU/h at 5°F, 76% of its 47°F capacity, with a COP of 2 at 5°F.

What size is the Pioneer YN024GLSI24RPG?

It is rated at 23,000 BTU/h of cooling, roughly 2 tons, and 25,000 BTU/h of heating at 47°F. Proper sizing should be confirmed with a Manual J load calculation.

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