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Sunpentown Products

Sunpentown WA1811S

WA-1811S Energy Star Qualified 18,500 BTU Window/Wall Air Conditioner with Top Air Discharge, Auto Restart Feature, Flexible Window Mount, Removable Chassis, Washable Air Filter

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The product is not available for shipping from our warehouse. We have contacted the manufacturer and expect shipment to our warehouse within 48-72 Hours. It will then take a few more days to be delivered to you, depending on the way you requested it to be shipped.

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  • Energy Star: Yes

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Discontinued No longer available.

This item has been replaced by:

Perfect for cooling down a single room or studio. Window kit supplied for left and right side of unit - ideal for vertical opening windows. User-friendly controls and remote. Removable chassis for window or through-the-wall installation. Easy to remove washable air filter with helpful reminder. Available at AppliancesConnection


  • 3 fan speeds
  • Modes: Dry, Auto, Energy Saver, Sleep
  • Top air discharge
  • Removable chassis
  • Fresh Air Vent for air circulation and odor removal
  • Thermostat controlled energy saver
  • Electronic controls with digital display
  • Easy out and washable air filter
  • Auto Restart feature
  • Up to 24 hours timer setting
  • Flexible window mount
  • Remote control
  • Window installation kit included
  • UL approved


Cooling capacity (btu/hr) 18,500
Suggested cooling area 1,000 - 1,250 sq.ft.
E.E.R 10.7
Thermostat 62 - 86 °F
Operating temp (indoors) 62 - 89 °F
Operating temp (outdoors) 64 - 109°F
Air flow (m3/h) (H/M/L) 760 / 660 / 590
Moisture removal (pints/hr) 3.27
Indoor noise level (dBA) High 59.5
Medium 56.6
Low 52.9
Voltage 230/208V~
Frequency (Hz) 60
Amps 7.7 / 8.3
Input power (watt) 1730 / 1700
Cord length / Plug type AWG14x3/LCDI
Refrigerant R410a
Unit dimension 23.63W x 25.5D x 17.19H in
Shipping dimension 30 x 26 x 20 in
Window width (min/max) 26.5 / 40.5 in.
Window height (min) 18.5 in.
Directional louver Left-Right / Up-Down
Filter access Tilt-out
Net weight (lbs) 115
Gross weight (lbs) 128


Associated Service Corporation ASA

10 Year Major Component Warranty


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  • Brand:Sunpentown
  • SKU:WA1811S
  • Stock Id:219486
  • Product Number:WA-1811S


  • Type:Window
  • Chassis Type:Fixed


  • Width:23.63"
  • Height:17.19"
  • Depth:25.5"

    Technical Details

  • Energy Star:Yes
  • Refrigerant:R410A
  • Thermostat:62 - 86 F
  • Filter Access:Tilt-Out
  • Frequency (Hz):60
  • Unit Dimension:23.63"W x 25.5"D x 17.19"H
  • Suggested Cooling Area:700-950 sq.ft.
  • Directional Louver:Left-Right / Up-Down
  • Operating temp (indoors):62 - 89 F
  • Operating temp (outdoors):64 - 109F
  • Air flow (m3/h) (H/M/L):710 / 630 / 550
  • Moisture removal (pints/hr):2.72
  • Input power (watt):1400
  • Cord length / Plug type:6 ft / #14 LCDI
  • Window height (min):18.5"
  • Window width (min):26.5"
  • Window width (max):40.5"
  • Indoor noise level (dBA)High:59.5
  • Indoor noise level (dBA)Medium:56.6
  • Indoor noise level (dBA)Low:52.9
  • Weight:128.00 lbs