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      9,000 BTU mini-split heat pump · YN series

      Pioneer YN009GMFI20RPD

      Below average cooling efficiency and average heating efficiency for a 9,000 BTU mini-split heat pump, and certified for cold climates.

      Ranks #344 of 395 9,000 BTU mini-splits for cooling efficiency, and costs about $254 a year to run in a mixed climate like Atlanta.

      SEER2
      20.0 Cooling efficiency over a season
      Below average · beats 18%
      HSPF2
      10.0 Heating efficiency over a season
      Average · beats 43%
      EER2
      13.0 Cooling efficiency on a 95°F day
      Average · beats 62%
      Heat at 5°F
      7,400 BTU/h74% of its 47°F output
      Below average · beats 27%

      A good fit if…

      • Your winters get properly cold - it is ENERGY STAR cold-climate certified, with 7,400 BTU/h at 5°F.
      • You want steady temperatures and quiet running - the compressor varies its speed.

      Think twice if…

      • Cooling cost matters most - its SEER2 is below average for mini-splits.
      • You want the newest refrigerant - it uses R-410A, which is being phased down.

      Calculate my running cost

      Details

      Specifications9,000 BTU, R-410A
      General
      BrandPioneer
      Outdoor unit modelYN009GMFI20RPD
      SeriesYN series
      TypeMini-split heat pump
      Nominal size9,000 BTU
      CompressorVariable-speed units run longer at low powerContinuously variable
      RefrigerantR-410A
      Connected (smart) capableNo
      On the market sinceJanuary 1, 2022
      Last certifiedMay 6, 2026
      Cooling
      SEER2Seasonal efficiency, higher is better20.0 (range 20.0)
      EER2Efficiency at 95°F outdoors13.0
      Cooling capacity9,000 BTU/h
      Heating
      HSPF2Seasonal efficiency, higher is better10.0
      Capacity at 47°F10,000 BTU/h
      Capacity at 17°F7,500 BTU/h
      Capacity at 5°F7,400 BTU/h
      COP at 5°F2.0 = twice as efficient as a space heater1.90
      ENERGY STAR cold climateYes
      Heating output as it gets colder74% kept at 5°F

      Every heat pump delivers less heat as the outdoor temperature drops. Certified output of its matchup with CB009GMFILCFHD at the standard test temperatures, in BTU/h:

      Certified matchups2 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 unitSEER2EER2HSPF2Heat @5°FAHRI ref.
      CB009GMFILCFHD PIONEER · cold climate20.013.010.07,400208121944
      CB009GMFILCFHD PIONEER · cold climate20.013.010.07,400208121944
      Yearly running cost in 10 large cities$212-$619

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

      Questions5
      What is the SEER2 rating of the Pioneer YN009GMFI20RPD?
      The Pioneer YN009GMFI20RPD is rated at up to 20.0 SEER2 and 13.0 EER2 for cooling and up to 10.0 HSPF2 for heating. The exact figure depends on the indoor unit it is paired with.
      Is the Pioneer YN009GMFI20RPD good for cold climates?
      Yes. At least one certified matchup meets the ENERGY STAR cold-climate criteria, delivering up to 7,400 BTU/h at 5°F with a COP of 1.90, so it is still 1.9 times as efficient as electric resistance heat at that temperature.
      How much does the Pioneer YN009GMFI20RPD cost to run per year?
      At its rated efficiency it costs about $212-$619 a year in electricity in large U.S. cities, depending on climate and local rates - for example $269 in Phoenix and $523 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 Pioneer YN009GMFI20RPD?
      ENERGY STAR lists 2 certified combinations for this outdoor unit. The highest-rated one uses PIONEER CB009GMFILCFHD.
      What refrigerant does the Pioneer YN009GMFI20RPD use?
      It uses R-410A. R-410A is being phased down under the EPA AIM Act, and new systems are moving to R-454B and R-32.

      Running cost and savings

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

      Heat pump $270/yrYou save $210/yrSee details ↓
      1. Where you live
      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.

      2. The heat pump Pioneer YN009GMFI20RPD
      3. What it replaces
      4. Price replace the example with your quote
      Heat pump, per year
      $270
      Current system, per year
      $480
      You save per year
      $210
      Payback
      16.7 years
      Net after 10 years
      -$1,400

      Cooling $158Heating $112Electricity used: 1,690 kWhSaved vs. a minimum-efficiency heat pump: $100

      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.

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      Source: ENERGY STAR Certified Heat Pumps (U.S. EPA), certification of May 6, 2026. How we use the data.