Model #: 3PACH18000

18,000 BTU Window Air Conditioner with Electric Heater

When the weather changes on a whim, this versatile unit is ready. This 18,000 BTU window air conditioner from Perfect AireⓇ is engineered with an electric heater to bring all-season comfort to spaces up to 1,000 square feet. Whether it’s January or June, set your ideal temperature with the electronic pad control, illuminated by a digital LED display. Wherever you roam in the room, comfort will surround you, thanks to full-range air direction control, three fan speeds and handy remote. Automated modes let you set it and forget it with utmost efficiency.

  • 3-speeds in both cool and fan mode; 1 speed in heat mode
  • Auto, Sleep, Dry and Energy Saver Modes
  • Full function remote control with Follow Me portable thermostat technology for total room coverage
  • Expandable window mounting kit accommodates vertical sliding, double-hung windows with a 26½”-40 ½” width and 18½” minimum height

Weather the weather, from brisk winters to hot summers, with this 18,000 BTU window air conditioner with electric heater from Perfect Aire®.

Follow Me

Remote control with built-in room temperature sensor regulates room temperature around remote — allowing remote to become the thermostat

Auto, Sleep, Dry and Energy-Saver Modes

Provides energy savings and comfort

Spec: 18,000 BTU Window Air Conditioner with Electric Heater, 3PACH18000

Unit Dimensions

  • Depth: 25.5 in
  • Width: 23.75 in
  • Height: 18 in

Package Dimensions

  • Depth: 30 in
  • Width: 26 in
  • Height: 19.75 in


  • Net: 117 lb
  • Gross: 131 lb


  • Sq. ft: 700-1,000

Heating Capacity

  • BTU: 16,000/13,000

Cooling Capacity

  • BTU: 18.,500/18,200

No-Hassle 1-Year Warranty

If a product fails within the first year of purchase due to a defect in materials or workmanship, the customer may return the unit to the store of purchase, along with their original purchase receipt, for an exchange of the same model.

The store will need to call Perfect Aire® at 844-472-2473 and a Customer Service Representative will assist with processing the store credit.

Need An Extended Warranty?

Got a problem? Let us take care of it. Our extended warranties offer great benefits:

  • Replacement Guarantee
  • Up to three years of coverage
  • No hidden fees or deductibles
  • 30 days to purchase coverage

Register Your Product

Fill out our easy online form to register your product with our Customer Service team.

  • Warranty only valid with original proof of purchase

Manual: 18,000 BTU Window Air Conditioner with Electric Heater, 3PACH18000

Spec: 18,000 BTU Window Air Conditioner with Electric Heater, 3PACH18000

Energy Guide Label: 3PACH18000

Room Air Conditioners Catalog

WARNING: Prop 65

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