Content Navigation
- Quick Verdict on the Keystone 12,000 BTU Wall Mounted AC Unit
- Key Specifications of the KSTAT12-1E Wall AC Unit
- Customer Sentiment Overview and Feedback Highlights
- How the Keystone Wall AC Unit Compares to Similar Models
- Who Should Consider This Wall Mounted AC Unit?
- Who Might Want to Skip This Model?
- Pricing Structure and Value Assessment
- Frequently Asked Questions
- The Final Assessment of the Keystone KSTAT12-1E Wall Air Conditioner
Quick Verdict on the Keystone 12,000 BTU Wall Mounted AC Unit
The Keystone Store KSTAT12-1E wall mounted air conditioner offers dependable cooling and dehumidifying for spaces up to 550 square feet. It features versatile modes, remote control convenience, and energy-saving functions, making it a practical choice for bedrooms or nurseries. However, users note varied cooling performance and some noise during operation. Rated ★★★★☆, this unit sits in the $$ price range, appealing to buyers seeking value and compact design without window obstruction.

Key Specifications of the KSTAT12-1E Wall AC Unit
Specification | Details |
---|---|
Cooling Capacity | 12,000 BTU |
Coverage Area | Up to 550 Sq.Ft. |
Power Consumption | 2170 Watts at 115 Volts |
Sound Level | 55.3 dB |
Weight | 73 pounds |
Installation Method | Through-the-wall with universal trim kit |
Special Features | Remote Control, 24-hour Timer, Energy Saver, Sleep Mode, Dehumidifier |
Customer Sentiment Overview and Feedback Highlights
Among 96 verified ratings, the Keystone wall unit averages a 3.9-star rating. Around 75% of users find installation straightforward, appreciating the clear instructions and accessible wall-mount design. However, cooling effectiveness divides users: about half report satisfactory cooling for medium rooms, while others experienced inadequate temperature drop or no heat function, emphasizing its cool-only model. The unit’s noise level drew criticism, with multiple users labeling it louder than expected for bedroom use.
Sample user reviews include:
- “Easy to install and efficient in my 500 sq.ft room, keeping it comfortable during summer.”
- “The remote is convenient, but the AC struggled to cool the space on really hot days.”
- “Noisy operation makes nighttime use difficult, disappointing for a bedroom unit.”
How the Keystone Wall AC Unit Compares to Similar Models
Feature | Keystone KSTAT12-1E | Frigidaire FFTA1233Q1 | LG LW1216ER |
---|---|---|---|
BTU Cooling Capacity | 12,000 | 12,000 | 12,000 |
Coverage Area | 550 Sq.Ft. | 550 Sq.Ft. | 500 Sq.Ft. |
Installation | Through-the-wall | Window-mounted | Window-mounted |
Sound Level (dB) | 55.3 | 53.5 (average) | 54 |
Dehumidifier Capacity | 2.3 pints/hour | 1.5 pints/hour | 1.8 pints/hour |
Special Features | Remote, Timer, Sleep Mode | Remote, Sleep Mode | Remote, Energy Saver |
Who Should Consider This Wall Mounted AC Unit?
- Homeowners needing reliable cooling for medium-sized rooms up to 550 Sq.Ft.
- Those wanting a space-saving through-the-wall installation instead of window units.
- Users valuing energy-saving modes to lower electricity consumption.
- Individuals who prefer remote control operation with programmable timer settings.
Who Might Want to Skip This Model?
- People very sensitive to moderate noise in bedrooms or nurseries.
- Buyers expecting heating capability or multi-functional climate control.
- Those requiring strong cooling in rooms larger than 550 Sq.Ft.
- Users who want the quietest and premium high-end air conditioning options.
Pricing Structure and Value Assessment
The Keystone KSTAT12-1E is positioned in the mid-price ($$) tier for wall mounted air conditioners. While exact MSRP varies, typical market prices make it a competitive option under $500 (est.). It offers notable value due to its powerful 12,000 BTU capacity coupled with advanced features such as dehumidification and energy-saving modes. Potential buyers should look for seasonal promotions or sales to maximize savings based on historical price trends.
Frequently Asked Questions
Q: Is this unit suitable for cooling rooms larger than 550 square feet?
A: The Keystone KSTAT12-1E is designed for rooms up to 550 Sq.Ft.; for larger spaces, a higher capacity AC is recommended for effective cooling.
Q: Can the unit provide heating during cold months?
A: No, this model offers cooling only. It does not have heating functionality.
Q: How noisy is the air conditioner during operation?
A: The unit produces about 55.3 dB, which is moderate noise; some users report it as noticeable in quiet environments like bedrooms.
Q: What kind of installation does the unit require?
A: Installation is through-the-wall with a universal interior trim kit; professional installation might be recommended for optimal sealing and fit.
Q: Does the remote control display room temperature?
A: Yes, the remote features an LCD showing room temperature and updates the AC unit every three minutes for precise cooling.
The Final Assessment of the Keystone KSTAT12-1E Wall Air Conditioner
The Keystone KSTAT12-1E delivers robust 12,000 BTU cooling combined with a built-in dehumidifier, making it effective for medium-sized rooms that require consistent temperature and humidity control. Its space-saving through-the-wall design and user-friendly remote control stand out for convenience. Though some users report noise and cooling inconsistencies, the energy-saving modes and programmable timer provide added value. Those seeking an affordable wall-mounted unit to retain window views and floor space will find this Keystone model a practical option.