Top 26 KEYSTONE Air Conditioners on Amazon (Verified You can Buy)
Top 1
Keystone 12,000 BTU Wall Mounted AC Unit and Dehumidifier, 115V, Wall Unit for Bedroom, Bathroom, Nursery, and Medium Sized Rooms up to 550 Sq.Ft., AC Wall Unit with Remote, Quiet, High Efficiency AC
Keystone
KSTAT12-1E
20.28 x 24.21 x 14.53 inches
72.97 pounds
High
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon Resale | - | ❌ | ❌ | ❌ |
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Reliable AC Wall Unit: Our powerful 12,000 BTU wall mounted ac unit is what you need to efficiently cool your apartment, bedroom, bathroom, or any small to medium sized living space up to 550 Sq.Ft.
Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 2.5 pints of moisture from the air is removed every hour with the built-in dehumidification system
Top 2
Keystone 8,000 BTU Window Mounted Inverter Air Conditioner with Quiet, High Efficiency Operation and Remote, Window AC Unit for Apartment, Living Room, Bathroom, Small/Medium Rooms up to 350-Sq. Ft.
Keystone
KSTAW081WA
18.54 x 18.98 x 13.58 inches
43.87 pounds
Moderately Efficient
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Cooling Power: This Energy Star rated air conditioner has 8,000 BTUs of cooling power, has 3 fan speeds, and dehumidifies the air up to 1.2 pints per hour in rooms up to 350 square feet
Inverter Technology: Eliminates 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
Top 3
Keystone 8,000 BTU Window Air Conditioner with 3,500 BTU Supplemental Heating, 115V, Window AC Unit with Supplemental Heat for Bedroom, Living Room, Small-Medium Rooms up to 350 Sq.Ft.
Keystone
KSTHW08B
18.98 x 21.46 x 14.65 inches
60.63 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Solutions by Staples | - | ❌ | ❌ | ❌ |
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Reliable Window Unit Air Conditioners: Our powerful 8,000 BTU cooling capacity / 3,500 BTU supplemental heating capacity window air conditioner with remote control can efficiently provide comfort all year long in any large space up to 350 Sq.Ft.
All in One Window Air Conditioner: Enjoy powerful cooling, supplemental heating, dehumidification, and fan circulation; Supplemental Heating mode is meant to be operated when temperatures outside are between 23 and 76 degrees; Mode is supplemental and NOT meant as primary heat source
Top 4
Keystone 12,000 BTU ASHRAE/10,000 BTU DOE Portable Inverter Air Conditioner with Quiet, High Efficiency Operation and Remote, AC Unit for Apartment, Living Room, Medium Rooms up to 450-Sq. Ft.
Keystone
KSTAP10PINV
10.0 x 10.0 x 10.0 Inches
74.96 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Cooling Power: This portable air conditioner has 12,000 BTU ASHRAE/10,000 BTU DOE of cooling power and dehumidifies the air up to 4.12 pints per hour in rooms up to 450 square feet
Inverter Technology: Eliminates 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
Top 5
Keystone 10,000 BTU Window Mounted Inverter Air Conditioner, 115V, Energy Star Window Air Conditioner for Rooms up to 450-Sq.Ft. with Quiet Operation and Remote Control
Keystone
KSTAW10INV
21.97 x 19.17 x 13.46 inches
53.13 pounds
High
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
| Sparks_Fly | - | ❌ | ❌ | ❌ |
Features
Powerful Inverter Window Air Conditioner: This air conditioner window unit has 10,000 BTUs of cooling power and dehumidifies the air up to 1.4 pints per hour in rooms up to 450 square feet; Keep your apartment, living room, and other medium sized areas comfortable on warm days
Inverter Technology: Eliminates wasted operation in the window air conditioner by controlling the motor speed to exactly the amount of power that is needed to keep the room at the desired temperature
Top 6
Keystone Energy Star 6,000 BTU Window Mounted Air Conditioner & Dehumidifier with Smart Remote Control - Quiet Window AC Unit for Apartment, Living Room, Bathroom & Small Rooms up to 250 Sq.Ft.
Keystone
KSTAW06CE
18.5 x 15.7 x 13.4 inches
45.1 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Electronic Express | 454 | ✅ | ✅ | ✅ |
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
Reliable Air Conditioning: Keystone proudly produces consistent cooling to provide you comfort even on the hottest days; Our powerful 6,000 BTU window air conditioner is what you need to efficiently cool your apartment, bedroom, garage or any small room up to 250 Sq.Ft.
Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 1.5 pints of moisture from the air is removed every hour with the efficient built-in dehumidification system
Top 7
Keystone 8,500 BTU ASHRAE/5,000 BTU DOE 115V Portable Air Conditioner with Dehumidifier and Remote Control, AC for Apartment, Bedroom, Small Rooms up to 200 Square Feet in White
Keystone
KSTAP051PA
10.0 x 10.0 x 10.0 Inches
47.18 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
3-in-1 Cooling Power: This portable ac has 8,000 BTUs of cooling power, 3 fan speeds, and dehumidifies the air up to 2 pints per hour in rooms up to 200 square feet
Easy to Install: The included window venting kit makes installation a breeze and allows you to easily remove it when you want to change rooms as well
Top 8
Keystone 10,000 BTU Window Mounted Inverter Air Conditioner with Quiet, High Efficiency Operation and Remote, Window AC Unit for Apartment, Living Room, Bedroom, Medium Rooms up to 450-Sq. Ft.
Keystone
KSTAW101WA
10.0 x 10.0 x 10.0 inches
45.64 pounds
High Efficiency
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Cooling Power: This Energy Star rated air conditioner has 10,000 BTUs of cooling power, has 3 fan speeds, and dehumidifies the air up to 1.5 pints per hour in rooms up to 450 square feet
Inverter Technology: Eliminates 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
Top 9
Keystone 8,000 BTU Window Air Conditioner for Living Room up to 350 Sq. Ft.
Keystone
KSTAW08DE
15.7 x 18.5 x 13.4 inches
51.0 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Reliable Window Unit Air Conditioners: Our powerful 8,000 BTU window air conditioner with remote control is what you need to efficiently cool any small to medium sized room up to 350 Sq.Ft.
Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 2.1 pints of moisture from the air is removed every hour with the built-in dehumidification system
Top 10
Keystone 12,000 BTU Window Mounted Inverter Air Conditioner with Quiet, High Efficiency Operation and Remote, Window AC Unit for Apartment, Living Room, Bedroom, Medium Rooms up to 550-Sq. Ft.
Keystone
KSTAW121WA
18.98 x 21.69 x 14.65 inches
50.93 pounds
Highly Efficient
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Four Seasons Trading Company | - | ❌ | ❌ | ❌ |
Features
Cooling Power: This Energy Star rated air conditioner has 12,000 BTUs of cooling power, has 3 fan speeds, and dehumidifies the air up to 1.85 pints per hour in rooms up to 550 square feet
Inverter Technology: Eliminates 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
Top 11
Keystone 14,000 BTU Window Mounted Inverter Air Conditioner with Quiet
Keystone
KSTAW141WA
10.0 x 10.0 x 10.0 inches
56.0 pounds
15 SEER
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Cooling Power: This Energy Star rated air conditioner has 14,000 BTUs of cooling power, has 3 fan speeds, and dehumidifies the air up to 2.1 pints per hour in rooms up to 650 square feet
Inverter Technology: Eliminates 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
Top 12
Keystone 5,000 BTU Window Air Conditioner and Dehumidifier, Window AC Units for Apartment, Living Room, Bathroom, and Small Rooms up to 150 Sq. Ft., Quiet Window Air Conditioners with Remote Control
Keystone
KSTAW05DE
13.19 x 15.98 x 12.05 inches
39.48 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
Reliable Window AC Units: Our 5,000 BTU window air conditioners are what you need to efficiently cool any small room up to 150 Sq. Ft.
Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 1.3 pints of moisture from the air is removed every hour with the built-in dehumidification system
Top 13
Keystone 14,000 BTU ASHRAE/12,000 BTU DOE Portable Inverter Air Conditioner with Heater, Quiet, High Efficiency Operation and Remote, AC Unit for Apartment, Living Room, Medium Rooms up to 550-Sq. Ft.
Keystone
KSTAP121HINV
16.73 x 19.53 x 32.48 inches
72.75 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
Cooling Power: This portable air conditioner has 14,000 BTU ASHRAE/12,000 BTU DOE of cooling power, 12,000 BTU of supplemental heating, and dehumidifies the air up to 5.22 pints per hour in rooms up to 550 square feet
Inverter Technology: Eliminates 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
Top 14
Keystone 10,000 BTU Through the Wall Air Conditioner and Dehumidifier, 230V, Through the Wall AC Unit for Bedroom, Bathroom, Nursery, Small-Medium Sized Rooms up to 450 Sq.Ft., Quiet, High Efficiency
Keystone
KSTAT10-2E
20.28 x 24.21 x 14.53 inches
66.4 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
Reliable Through the Wall Air Conditioner: Our powerful 10,000 BTU through the wall ac unit is what you need to efficiently cool your apartment, bedroom, bathroom, or any small to medium sized living space up to 450 Sq.Ft.
Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 2.3 pints of moisture from the air is removed every hour with the built-in dehumidification system
Top 15
Keystone Energy Star 12,000 BTU Window Mounted Air Conditioner & Dehumidifier with Smart Remote Control - Window AC Unit for Apartment, Living Room, Garage & Medium Sized Rooms up to 550 Sq.Ft.
Keystone
KSTAW12CE
19.0 x 21.5 x 14.6 inches
70.8 Pounds
Moderately Efficient
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ✅ | ✅ | ✅ |
Features
Reliable Air Conditioning: Keystone proudly produces consistent cooling to provide you comfort even on the hottest days; Our powerful 12,000 BTU window air conditioner is what you need to efficiently cool your apartment, bedroom, garage or any medium sized room up to 550 Sq.Ft.
Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 2.5 pints of moisture from the air is removed every hour with the efficient built-in dehumidification system
Top 16
Keystone 12,000 BTU Wall Mounted Air Conditioner with Supplemental Heat and Dehumidifier Function, 230V, Wall AC with Remote for Small and Medium Sized Rooms up to 550 Sq.Ft., Quiet, High Efficiency
Keystone
KSTAT12-2HD
20.3 x 24.2 x 14.5 inches
78.3 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Reliable AC with Supplemental Heat: Our powerful 12,000 BTU cooling capacity / 10,600 BTU supplemental heating capacity wall ac can efficiently provide comfort all year long for any small to medium room in your home up to 550 Sq.Ft.
AC Heater Unit: Enjoy cooling, supplemental heating, dehumidification, and fan circulation; Supplemental Heating mode is meant to be operated when temperatures outside are between 23 and 76 degrees; Mode is supplemental and NOT meant as primary heat source
Keystone 23,200 BTU Window Air Conditioner with 16,000 BTU Supplemental Heat and Dehumidifier, 230V, Window AC for Large Rooms up to 1,500 Sq.Ft. with Smart Remote Control
Keystone
KSTHW25B
10.0 x 10.0 x 10.0 inches
121.03 Pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Reliable Window Conditioner: Our powerful 23,200 BTU cooling capacity / 16,000 BTU supplemental heating capacity window ac unit can efficiently provide comfort all year long for any large space up to 1,500 Sq.Ft.
All in One AC: Enjoy cooling, supplemental heating, dehumidification, and fan circulation; Supplemental Heating mode is meant to be operated when temperatures outside are between 23 and 76 degrees; Mode is supplemental and NOT meant as primary heat source
Top 18
Keystone 12,000 BTU Window Air Conditioner with 11,000 BTU Supplemental Heating and Dehumidification, 230V, Window AC Unit for Living Room, Apartment, Medium Sized Rooms up to 550 Sq.Ft.
Keystone
KSTHW12B
10.0 x 10.0 x 10.0 inches
71.65 Pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Reliable Window Unit Air Conditioners: Our powerful 12,000 BTU cooling capacity / 11,000 BTU supplemental heating capacity window air conditioner with remote control can efficiently provide comfort all year long for any large space up to 550 Sq.Ft.
All in One Window Air Conditioner: Enjoy powerful cooling, supplemental heating, dehumidification, and fan circulation; Supplemental Heating mode is meant to be operated when temperatures outside are between 23 and 76 degrees; Mode is supplemental and NOT meant as primary heat source
Keystone 10,000 BTU Through the Wall Air Conditioner and Dehumidifier, 115V, Through the Wall AC Unit for Bedroom, Bathroom, Nursery, Small-Medium Sized Rooms up to 450 Sq.Ft., Quiet, High Efficiency
Keystone
KSTAT10-1E
20.28 x 24.21 x 14.53 inches
67.17 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon Resale | - | ❌ | ❌ | ❌ |
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Reliable Through the Wall Air Conditioner: The powerful 10,000 BTU through the wall ac unit is what you need to efficiently cool your apartment, bedroom, bathroom, or any small to medium sized living space up to 450 Sq.Ft.
Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 2.3 pints of moisture from the air is removed every hour with the built-in dehumidification system
Top 20
Best for Wall
Keystone 10,000 BTU Wall Mounted Air Conditioner with Supplemental Heat and Dehumidifier, 230V, Wall AC with Remote Control for Small and Medium Sized Rooms up to 450 Sq.Ft., Quiet, High Efficiency AC
Keystone
KSTAT10-2HD
10.0 x 10.0 x 10.0 inches
73.8 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Reliable AC with Supplemental Heat: Our powerful 10,000 BTU cooling capacity / 10,600 BTU supplemental heating capacity wall ac heater unit can efficiently provide comfort all year long for any small to medium sized room in your home up to 450 Sq.Ft.
Air Conditioner and Heater: Enjoy powerful cooling, supplemental heating, dehumidification and fan circulation; Supplemental Heating mode is meant to be operated when temperatures outside are between 23 and 76 degrees; Mode is supplemental and NOT meant as a primary heat source
Top 21
Keystone 18,000 BTU 230V Window Mounted Inverter Air Conditioner with Quiet, High Efficiency Operation and Remote, Window AC Unit for Apartment, Living Room, Bedroom, Large Rooms up to 1000-Sq. Ft.
Keystone
KSTAW182WA
23.62 x 25.39 x 17.91 inches
93.92 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon Resale | - | ❌ | ❌ | ❌ |
| Amazon.com | - | ❌ | ❌ | ❌ |
| Four Seasons Trading Company | - | ❌ | ❌ | ❌ |
Features
Cooling Power: This Energy Star rated air conditioner has 18,000 BTUs of cooling power, has 3 fan speeds, and dehumidifies the air up to 2.53 pints per hour in rooms up to 1000 square feet
Inverter Technology: Eliminates 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
Keystone 8,000 BTU Wall Mounted Air Conditioner with Supplemental Heat and Dehumidifier Function, 115V, Wall AC for Small-Medium Sized Rooms up to 350 Sq.Ft. with Remote, Quiet, High Efficiency AC
Keystone
KSTAT08-1HD
20.3 x 24.2 x 14.5 inches
65.0 pounds
High
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Reliable Air Conditioner with Supplemental Heating: Our powerful 8,000 BTU cooling capacity / 4,200 BTU supplemental heating capacity wall heater can efficiently provide comfort all year long for any small to medium sized room in your home up to 350 Sq.Ft.
Air Conditioner and Heater: Enjoy cooling, supplemental heating, dehumidification, and fan circulation; Supplemental Heating mode is meant to be operated when temperatures outside are between 23 and 76 degrees; Mode is supplemental and NOT meant as primary heat source
Top 23
Keystone 18,800 BTU Window Air Conditioner with 16,000 BTU Supplemental Heating, 230V, Window AC Unit for Living Room, Apartment, Large Rooms up to 1000 Sq.Ft.
Keystone
KSTHW18B
25.39 x 23.62 x 17.91 inches
117.29 Pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Solutions by Staples | - | ❌ | ❌ | ❌ |
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Reliable Window AC Units: Our powerful 18,800 BTU cooling capacity / 16,000 BTU supplemental heating capacity window air conditioners can efficiently provide comfort all year long for any large space up to 1,000 Sq.Ft.
All in One Window Unit Air Conditioners: Enjoy cooling, supplemental heating, dehumidification, and fan circulation; Supplemental Heating mode is meant to be operated when temperatures outside are between 23 and 76 degrees; Mode is supplemental and NOT meant as primary heat source
Keystone 6,000 BTU Window Mounted Air Conditioner & Dehumidifier, 115V, Air Conditioner for Rooms up to 250 Sq.Ft. with Smart Remote Control
Keystone
KSTAW06DE
15.7 x 18.5 x 13.4 inches
45.1 pounds
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
Reliable Window AC Unit: Our powerful 6,000 BTU window air conditioner is what you need to efficiently cool your apartment, bedroom, garage or any small room up to 250 square feet
Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; 1.5 pints of moisture from the air is removed every hour
Top 25
Best for Wall
Keystone 14,000 BTU Wall Mounted AC Unit and Dehumidifier, 230V, Wall Unit for Bedroom, Garage, Nursery, and Large Rooms up to 700 Sq.Ft., AC Wall Unit with Remote Control
Keystone
KSTAT14-2D
10.0 x 10.0 x 10.0 inches
78.3 pounds
Moderate Efficiency
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
| Amazon Resale | - | ❌ | ❌ | ❌ |
Features
Reliable AC Wall Unit: Our powerful 14,000 BTU wall mounted ac unit is what you need to efficiently cool your apartment, bedroom, garage or any large room up to 700 Sq.Ft.
Maximum Comfort: Featuring 3 cooling modes, 3 fan speeds, 4-way adjustable air louvers and a programmable timer; Aside from cooling, 2.9 pints of moisture from the air is removed every hour with the efficient built-in dehumidification system
Top 26
Keystone Energy Star 12,000 BTU Window Mounted Inverter Air Conditioner with Supplemental Heat, Quiet High Efficiency Window AC Unit with Remote for Apartment, Medium-Large Rooms up to 550-Sq.Ft.
Keystone
KSTAW12INV-HC
22.17 x 19.41 x 13.9 inches
57.98 Pounds
13.3 (SEER value), High
Ratings for Keystone (CPR Score)
| Seller | CPR Rank | Amazon Fulfilled | Prime | Free Shipping |
|---|---|---|---|---|
| Amazon.com | - | ❌ | ❌ | ❌ |
Features
Cooling and Supplemental Heating Power: This air conditioner has 12,000 BTUs of cooling power, 10,000 BTUs of supplemental heating power, and dehumidifies the air up to 1.73 pints per hour in rooms up to 550 square feet; Supplemental Heating mode is meant to be operated when temperatures outside are between 41 and 75 degrees; Mode is supplemental and NOT meant as primary heat source
Inverter Technology: Eliminates wasted operation in the AC by controlling the motor speed to exactly the amount of power that is needed to keep the room at the desired temperature
Top 10 KEYSTONE Air Conditioners - Verified to Buy (September 2026)
- 1. Keystone 12,000 BTU Wall Mounted AC Unit and Dehumidifier, 115V,...
- 2. Keystone 8,000 BTU Window Mounted Inverter Air Conditioner with Quiet,...
- 3. Keystone 8,000 BTU Window Air Conditioner with 3,500 BTU Supplemental...
- 4. Keystone 12,000 BTU ASHRAE/10,000 BTU DOE Portable Inverter Air Conditioner...
- 5. Keystone 10,000 BTU Window Mounted Inverter Air Conditioner, 115V, Energy...
- 6. Keystone Energy Star 6,000 BTU Window Mounted Air Conditioner &...
- 7. Keystone 8,500 BTU ASHRAE/5,000 BTU DOE 115V Portable Air Conditioner...
- 8. Keystone 10,000 BTU Window Mounted Inverter Air Conditioner with Quiet,...
- 9. Keystone 8,000 BTU Window Air Conditioner for Living Room up...
- 10. Keystone 12,000 BTU Window Mounted Inverter Air Conditioner with Quiet,...
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Top 4 KEYSTONE Air Conditioners Sellers: CPR Seller Rank List
CPR sellers rank is based on CherryPicks-AI bestselling ranking system that helps us analyze each seller's sales trends. The List of top seller ranks is our in-house data, essential for our product ranking to help you make the right shopping choice.
- 1. Electronic Express : 92,267 Yearly Feedback , Avg. Ratings 4.7
- 2. Four Seasons Trading Company : 1,632 Yearly Feedback , Avg. Ratings 4.3
- 3. Amazon.com : 386 Yearly Feedback , Avg. Ratings 4.7
- 4. Sparks_Fly : 126 Yearly Feedback , Avg. Ratings 4.0
| Rank | Name | Yearly Feedbacks | Avg. Ratings |
|---|---|---|---|
| 🥇 | Electronic Express | 92,267 | 4.7 |
| 🥈 | Four Seasons Trading Company | 1,632 | 4.3 |
| 🥉 | Amazon.com | 386 | 4.7 |
| 4 | Sparks_Fly | 126 | 4.0 |
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Now hundreds and thousands of Heating, Cooling & Air Quality, Appliances supplies are available on Amazon, Picking the right one is not easy, and that may take a lot of your time, Right? and What is the best KEYSTONE Air Conditioners to buy for new September 2026?
CherryPicks’s Methodology for Evaluating KEYSTONE Air Conditioners
We developed the CherryRatings-AI system to identify and score reviews and the CherryPicks-AI ranking system that uses TensorFlow framework to generate the best list, It will help us evaluate Heating, Cooling & Air Quality, Appliances items that sell on Amazon. The score of items is based on over ten parameters such as analyzing customer review content, product reviewing rating statistics, brand reputation evaluation, comparing product price with features, etc, You can visit How We Rank to learn more in detail.
Then our expert-level editors reviewed all those quality items and selected the top 26 KEYSTONE Air Conditioners for you, We have researched hundreds of sellers and picked the top sellers for Heating, Cooling & Air Quality, Appliances, including Amazon Resale, Electronic Express, Four Seasons Trading Company, Amazon.com And Sparks_Fly. The Keystone 12,000 BTU Wall Mounted AC Unit and De... are available for purchase right now, and The seller of #1 rank product has received honest feedback from 8 consumers with an average rating of 4.4.
We've helped a lot of satisfied users get the right Home & Kitchen, Tools & Home Improvement product based on their needs, and save lots of time for them to pick KEYSTONE Air Conditioners to buy.
Aidan Binnie is a realtor with expertise in home improvement. He is also a writer who lives in Texas with his wife and dogs which he prefers to call members of his family. Aidan would be sharing his knowledge with us on home improvement and tools for that.