Keystone 10,000 BTU Inverter Window AC

Last updated: October 22, 2026

Keystone 10,000 BTU Inverter Window AC
3.5/5#13 of 21 in window air conditioners
3.5

An efficient, compact inverter unit for a living room or large bedroom up to 450 sq ft. Good if you want quiet and low running costs without paying for smart features.

  • 10,000 BTUCooling
  • CEER 15Efficiency
  • 450 sq ftRoom size
  • 52 to 57 dBNoise
  • 1 yearsWarranty
Check price at Amazon$429.99

Price checked October 22, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • Inverter compressor runs efficiently and quietly for its size
  • Compact and light for a 10,000 BTU unit at 46 lb
  • FlashCool mode for a fast cool-down
Cons
  • No app or Wi-Fi
  • One-year warranty

How it scores

The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.

Specifications

Model numberKSTAW101WA
Cooling
TypeWindow
Certified capacity10,000 BTU
Room size (maker)450 sq ft
Inverter compressorYes
HeatNo
Dehumidifying36 pints/day
Noise52 to 57 dB
Efficiency and power
CEER15 Btu/Wh
Certified byENERGY STAR
ENERGY STARYes
Power920 W
Voltage115 V
Current8.2 A
RefrigerantR-32
Controls and fit
Wi-Fi appNo
RemoteYes
Dimensions13.58 x 18.98 x 18.54 in
Weight45.6 lb
Warranty1 years

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