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350 Sq. Ft 8,000 BTU Window Mounted Inverter Air Conditioner with 7,000 BTU Heater Supplemental Heat
Keystone - 350 Sq. Ft 8,000 BTU Window Mounted Inverter Air Conditioner with 7,000 BTU Heater Supplemental Heat - White
Price range: $549.99
💰
High Brand Tax
Outperforms 36% of air_conditioners, but costs more than 65%.
$550 is 22% above the $450 category median.
$550 is 22% above the $450 category median.
Brand: Keystone
Category: Air Conditioner
A Keystone 8,000 BTU Window air conditioner for rooms up to 350 sq. ft. · inverter cooling · 3 fan speeds · CEER 0.
PQS: 87 (computed 2026-03-14 07:05:00.920932+00:00)
GTIN-14: 00840148724389
Key specs
A human-friendly subset of specs (non-null)
Type
Window
BTU
8,000
Room size
350 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.
Spec Profile Radar
Visual snapshot — outer edge = 100th percentile (best in class)
Offers
| Retailer | SKU | Price | Stock | Offer | Last seen |
|---|---|---|---|---|---|
| Best Buy | 6554578 | 549.99 USD | In stock | View offer → | 2026-03-14 03:07:27.481209+00:00 |
Recent price history (50)
| Retailer | Price | Stock | Seen at |
|---|---|---|---|
| bestbuy | 549.99 USD | In stock | 2026-03-14 03:07:27.481209+00:00 |
| bestbuy | 549.99 USD | In stock | 2026-03-13 03:16:45.096713+00:00 |
| bestbuy | 549.99 USD | In stock | 2026-03-12 03:07:03.009188+00:00 |
| bestbuy | 549.99 USD | In stock | 2026-03-11 03:04:59.138932+00:00 |
| bestbuy | 549.99 USD | In stock | 2026-03-10 03:14:55.546004+00:00 |
| bestbuy | 549.99 USD | In stock | 2026-03-09 03:14:37.704261+00:00 |
| bestbuy | 549.99 USD | In stock | 2026-03-06 06:21:38.557665+00:00 |
| bestbuy | 549.99 USD | In stock | 2026-03-03 02:11:26.768893+00:00 |
| bestbuy | 549.99 USD | In stock | 2026-03-02 08:26:14.922253+00:00 |
Full specs
Show full spec table
| BTU | 8000 |
|---|---|
| Room size (sq. ft.) | 350 |
| Energy Star | No |
| Type | Window |
| Smart/WiFi | No |
| Fan speeds | 3 |
| Filter | Washable |
| CEER/EER | 0 |
| Dimensions | 13.9 x 19.41 x 22.17 in |
| Reconciled at | 2026-03-06 10:56:32.254648+00:00 |
Canonical JSON (expand)
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Simple similarity over extracted specs (publish_set only)
Debug data (expand)
| Raw title | Keystone - 350 Sq. Ft 8,000 BTU Window Mounted Inverter Air Conditioner with 7,000 BTU Heater Supplemental Heat - White |
|---|---|
| Raw brand | Keystone |
| Raw category | Best Buy > Appliances > Heating, Cooling & Air Quality > Air Conditioners > Window Air Conditioners |
Canonical highlights (non-null)
| core.title | Keystone - 350 Sq. Ft 8,000 BTU Window Mounted Inverter Air Conditioner with 7,000 BTU Heater Supplemental Heat - White |
|---|---|
| core.seo_title | Keystone KSTAW08INV-HC |
| brand | Keystone |
| model | KSTAW08INV-HC |
| gtin14 | 00840148724389 |
| images[0] | https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/1b51c004-5c7f-49d5-a9bd-c3b352c44d1e.jpg |
| category | air_conditioner |
| physical.depth_in | 22.17 |
| physical.width_in | 19.41 |
| physical.height_in | 13.9 |
| physical.weight_kg | 25.38 |
| physical.dimensions_in | 13.9 x 19.41 x 22.17 in |
| warranty.labor | 1 Year |
| warranty.parts | 1 Year |
| appliance.btu | 8000 |
| 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 | 350 |
| schema_version | 1 |
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
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"feature": "Efficient Supplemental Heating\nThe Supplemental Heating mode is designed for temperatures between 41 and 75 degrees, offering an additional heat source without relying on the main heating system. Keep warm on chilly days."
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"longDescription": "With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 8,000 BTU window-mounted air conditioner can effectively cool rooms up to 350 square feet with dehumidification up to 1.1 pints per hour to remove moisture from the air. A 7,000 BTU heat pump is also included for those chilly days. It features special Inverter technology to eliminate wasted operation in the air conditioner by controlling the motor speed to exactly the amount of power that is needed to keep the room at the desired temperature. A remote is included so you can control your cooling from across the room. Money saving features include energy saver mode, sleep mode, and a programmable 24-hour timer. You'll know when it's time to easily remove and clean the mesh filter with the Check Filter alert. Keystone not only provides a 1-year warranty but ensures that you stay cool and comfortable at a cost-conscious price.",
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Newegg raw specs
No Newegg raw specs saved for this product yet.