Keystone Energy Star 18,000/17,700 BTU 230V Window/Wall Air Conditioner with Follow Me LCD Remote Control - KSTAW18C
At Keystone, your family’s comfort starts here. Keystone's budget-friendly 18,000/17,700 BTU 230V window/wall air conditioner is designed with a removable chassis so you can install it either in a window or through an exterior wall. Our two-in-one installation marvel includes an adjustable window kit for convenient window installation. For wall installation, you can use an existing compatible wall sleeve or purchase one of ours separately. This unit requires a special 230-volt/20-amp electrical outlet and will not operate with a standard 115V household electrical outlet. It is packed with money-saving features including energy saver mode, sleep mode and a programmable 24-hour timer. Add the convenience of our easy-to-use Follow Me LCD remote control, and everyone can relax in cool, blissful comfort.
Features
- Energy Star: 11.8 Energy Efficiency Ratio (EER)
- 18,000/17,700 BTU air conditioner with removable chassis for window and wall installation
- Special 230-volt/20-amp electrical outlet required (Unit will not work with a standard 115V outlet)
- Cools a room up to 1000 sq. ft. with dehumidification up to 3.8 pints per hour
- Indoor Noise Level dBA (Hi/Med/Lo): 60 / 57 / 54
- Electronic controls with LED display allows you to easily select options with the touch of a button
- Temperature sensing LCD remote control allows you control the temperature from across the room
- Auto-restart saves your settings for when power is restored to the unit
- Adjustable 4-way air flow direction allows you to easily control the direction of the cool air
- 3 cooling speeds, 3 fan speeds, plus Auto Cool for cooling flexibility
- Programmable 24-hour on/off timer cools on your schedule
- Energy Saver function conserves energy and saves you money
- Sleep function gradually increases room temperature after being activated
- Easy-clean, tilt-out mesh filter with Check Filter alert on the unit
- 6.5 ft. power cord with NEMA 6-15P grounding plug makes extension cords unnecessary
- Adjustable, pleated window mounting kit included for window installation
- Minimum window height: 18.5 inches
- Window width dimensions: 28" minimum / 40.5" maximum
- U.L. safety listing (SA1238
Specifications
| Model Number |
KSTAW18C |
| Brand |
Keystone |
| Category |
Air Conditioners/Window A/C |
| Mfr ID |
KEYSTN |
| UPS Shippable |
N |
| Shipping Weight |
129 |
| UPC Code |
192487119501 |
| Country of Origin |
CN-China |
| Product Dimensions English |
NOTE: The dBA levels on this unit are NOT in the quiet range (Quiet = 47-52 dBA) |
Downloads & Manual
What our Experts Think
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Strong Cooling for Large Areas: 18,000 BTU (17,700 BTU effective) capacity efficiently cools rooms up to ~1,000 sq ft, matching high‑intent search terms like large window/wall air conditioner.
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Dual Installation Flexibility: Removable chassis lets you mount it in a window or through a wall, broadening use‑case SEO like window or wall AC unit.
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Follow Me LCD Remote: Temperature‑sensing remote ensures comfort where you are — a compelling feature for remote control AC search interest.
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Energy‑Saving Operation: Sleep mode, energy saver mode, and programmable 24‑hour timer help optimize power use — supporting energy‑efficient AC buyer intent.
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Moisture Control & Comfort: Dehumidifies up to 3.8 pints/hour and offers 3 fan speeds for flexible comfort — useful for dehumidifying air conditioner searches.
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230 V Performance: Designed for 230 V/20 A power systems, reducing compatibility concerns for 230 V air conditioner searches.
Q&A
Q: What type of installation does this unit support?
A: The Keystone KSTAW18C has a removable chassis that supports both window and through‑the‑wall installation (special wall sleeve may be needed for wall mounting).
Q: What room size can it cool?
A: It’s engineered to cool rooms up to ~1,000 sq ft, great for large living spaces, open floor plans, or family rooms.
Q: What electrical requirements are needed?
A: This model requires a 230 V/20 A dedicated outlet and will not operate on standard 115 V household outlets.
Q: What comfort and control features does it offer?
A: Includes a “Follow Me” temperature‑sensing LCD remote that adjusts cooling based on your location, 3 cooling speeds, 3 fan speeds, programmable 24‑hr timer, energy saver and sleep modes, and adjustable 4‑way airflow.
Q: How does it handle humidity and maintenance?
A: It dehumidifies up to ~3.8 pints/hr and has an easy‑clean tilt‑out mesh filter with a Check Filter alert.
Q: Does it restart automatically after a power outage?
A: Yes — Auto‑Restart saves your settings and resumes operation when power returns.
Maintenance Tips
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Clean the washable air filter every 30 days to maintain airflow and Energy Star efficiency
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Vacuum or gently brush evaporator and condenser coils seasonally to prevent dust buildup
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Keep rear and side vents clear for optimal airflow
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Ensure window or wall installation is properly sealed to reduce energy loss
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Use the “Follow Me” remote sensor correctly and check batteries regularly
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Unplug, clean, and cover the unit during off-season to extend lifespan
