12,000 BTU Portable Air Conditioner with Dehumidifier — Large Room AC

Last Updated: June 2026 A 12,000 BTU compressor-based air conditioner rated for rooms up to roughly 550 sq ft, built for households that need to cool more than a single bedroom. It combines genuine cooling, dehumidifying, and fan functions in one unit, so the same machine that cools a heat wave afternoon also handles a sticky, humid night. Key Features 12,000 BTU cooling capacity for rooms up to approximately 550 sq ft Combined cool, dehumidify, and fan modes in one unit Remote control with programmable timer Window installation kit included, no permanent ductwork required Caster wheels for moving between rooms as needed Frequently Asked Questions How big a room can this actually cool?This unit is rated for the square footage listed in its key features above — going undersized for your room is the most common reason a portable AC feels underpowered. Does it need a window?Yes, like all compressor-based portable AC units it vents warm air out through a window using the included kit — no permanent installation or wall modification required. How long does shipping take?This item ships from our fulfillment network. Exact transit time is shown at checkout based on your location. Explore More at Soundmali All Summer Cooling Products Heat Safety & Cooling Guide