Price: $674.99
(as of Feb 22, 2026 06:45:18 UTC – Details)


With reliable air conditioning units, Keystone produces consistent cooling to keep you comfortable, even on the hottest days. This 14,000 BTU ASHRAE/12,000 BTU DOE portable air conditioner can effectively cool rooms up to 550 square feet with dehumidification up to 2.5 pints per hour to remove moisture from the air. Perfect for medium-sized living spaces like apartments, bedrooms, living rooms, and much more. 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. In addition, the inverter technology makes this unit more energy efficient than standard portable units. 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.
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
Quieter Operation: The inverter technology not only makes the unit more energy efficient, but allows it to operate quieter than regular portable units
Washable Filter: A clean filter alert conveniently notifies you to clean the unit’s washable filter to ensure it keeps running efficiently
Easy Portability: The included window venting kit can easily be installed and uninstalled so you can quickly move the unit from room to room, wherever you need it