Home Air Conditioners Keystone 550 Sq. Ft 12,000 BTU Window Mounted Inverter Air Conditioner with 10,000 BTU Heater with Supplemental Heat

Keystone - 550 Sq. Ft 12,000 BTU Window Mounted Inverter Air Conditioner with 10,000 BTU Heater with Supplemental Heat - White

Price range: $569.99
Brand: Keystone
Category: Air Conditioner
A Keystone 12,000 BTU Window air conditioner for rooms up to 550 sq. ft. · inverter cooling · 3 fan speeds · CEER 0.
PQS: 87 (computed 2026-03-14 07:05:00.920932+00:00)
GTIN-14: 00840148724396
Keystone - 550 Sq. Ft 12,000 BTU Window Mounted Inverter Air Conditioner with 10,000 BTU Heater with Supplemental Heat - White

Key specs

A human-friendly subset of specs (non-null)
Type
Window
BTU
12,000
Room size
550 sq. ft.
Inverter
Yes
Fan speeds
3
Filter
Washable
Efficiency
CEER 0
Dimensions
13.9" H × 19.41" W × 22.17" D
Energy Star
No

Features

  • Inverter technology
  • Remote control
  • Fan speeds: 3
  • CEER 0

Installation notes

  • Opening width: 24 inches

How this Air Conditioner compares vs. 198 air conditioners

Percentile rank for each spec — higher means this product outperforms more of its peers.
BTU 12000.0
76% Above avg
Room Coverage 550.0sqft
77% Above avg

Spec Profile Radar

Visual snapshot — outer edge = 100th percentile (best in class)

Offers

Retailer SKU Price Stock Offer Last seen
Best Buy 6554574 569.99 USD In stock View offer → 2026-03-14 03:07:27.481209+00:00

Recent price history (50)

Retailer Price Stock Seen at
bestbuy 569.99 USD In stock 2026-03-14 03:07:27.481209+00:00
bestbuy 569.99 USD In stock 2026-03-13 03:16:45.096713+00:00
bestbuy 569.99 USD In stock 2026-03-12 03:07:03.009188+00:00
bestbuy 569.99 USD In stock 2026-03-11 03:04:59.138932+00:00
bestbuy 569.99 USD In stock 2026-03-10 03:14:55.546004+00:00
bestbuy 569.99 USD In stock 2026-03-09 03:14:37.704261+00:00
bestbuy 569.99 USD In stock 2026-03-06 06:21:38.557665+00:00
bestbuy 569.99 USD In stock 2026-03-03 02:11:26.768893+00:00
bestbuy 569.99 USD In stock 2026-03-02 08:26:14.922253+00:00

Full specs

Show full spec table
BTU12000
Room size (sq. ft.)550
Energy StarNo
TypeWindow
Smart/WiFiNo
Fan speeds3
FilterWashable
CEER/EER0
Dimensions13.9 x 19.41 x 22.17 in
Reconciled at2026-03-06 10:56:32.254648+00:00
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Raw brandKeystone
Raw categoryBest Buy > Appliances > Heating, Cooling & Air Quality > Air Conditioners > Window Air Conditioners
Canonical highlights (non-null)
core.title Keystone - 550 Sq. Ft 12,000 BTU Window Mounted Inverter Air Conditioner with 10,000 BTU Heater with Supplemental Heat - White
core.seo_title Keystone KSTAW12INV-HC
brand Keystone
model KSTAW12INV-HC
gtin14 00840148724396
images[0] https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/f8d36b07-2bf1-4644-8424-ba2fc090029b.jpg
category air_conditioner
physical.depth_in 22.17
physical.width_in 19.41
physical.height_in 13.9
physical.weight_kg 26.3
physical.dimensions_in 13.9 x 19.41 x 22.17 in
warranty.labor 1 Year
warranty.parts 1 Year
appliance.btu 12000
appliance.ceer 0
appliance.type Window
appliance.smart False
appliance.finish White
appliance.fan_speeds 3
appliance.energy_star False
appliance.filter_type Washable
appliance.dimensions_hwd 13.9 x 19.41 x 22.17 in
appliance.room_size_sqft 550
schema_version 1
BestBuy raw specs (pretty)
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Newegg raw specs
No Newegg raw specs saved for this product yet.