Keystone 10,000 BTU Casement Window Air Conditioner
Keystone 10,000 BTU Casement Window Air Conditioner Original price was: $499.99.Current price is: $85.58.
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Keystone Wall Sleeve KSTSLV1
Keystone Wall Sleeve KSTSLV1 Original price was: $124.99.Current price is: $62.49.

Keystone 10,000 BTU Through-the-Wall Air Conditioner w/ Heat

Original price was: $569.99.Current price is: $92.66.

20 Items sold in last 3 minutes

1000 in stock

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Estimated delivery dates: Jul 14, 2026 - Jul 15, 2026
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Description

Deliver year-round comfort to bedrooms, hotel rooms, offices, and other spaces up to 450 square feet with the Keystone KSTAT10-2HC 10,000 BTU Through-the-Wall Air Conditioner with Heat. Ideal for new installation or replacing an existing unit, it’s easy to install and even easier to operate. With multiple operating modes and energy-saving features, it’s a budget-conscious home comfort solution.

Note: This 230-volt unit is designed for through-the-wall installation and the wall sleeve is sold separately.

Designed for Everyday Use

Engineered with multiple operating modes, the Keystone KSTAT10-2HC is able to provide individualized comfort every day of the year.

  • Powerful Cooling: Use 10,000 BTUs of cooling power to quickly find comfort even in the heart of summer.
  • Supplemental Heating: With 10,600 BTUs of supplemental heating power, this Keystone air conditioner is perfect for providing warmth during the colder months.
  • Dehumidification: Capable of removing 2.5 pints of excess moisture every hour, this AC is able to help eliminate muggy indoor air.

Energy Use Reduction

A powerful cooling and heating performance doesn’t have to be costly. Packed with energy saving features, this Keystone 10,000 BTU Through-the-Wall Air Conditioner is able to keep you comfortable without breaking the bank.

  • Energy Saver Mode: This feature periodically runs the fan to check your room’s temperature, and only reengages the compressor when it rises above your set point.
  • Automatic Operation: Select your desired temperature from 62 to 86 degrees Fahrenheit and the AC will choose the best operating mode to achieve it.
  • Sleep Mode: The AC will reduce energy usage while you sleep by gradually increasing the temperature during the night.

Follow Me Feature

This unique feature turns the remote control into a remote thermostat. It monitors the temperature wherever in the room it’s at and then sends the information to the AC, helping to deliver precise temperature control.

Additional Features

  • LED Display: Quickly see your current settings and make any necessary adjustments with the electronic control panel with LED display.
  • Programmable Timer: Set this Keystone air conditioner to automatically turn on or off in advance.
  • Auto Restart: If a power outage occurs the AC will restart in its last settings.
  • Quiet Operation: Even on its highest fan speed, this AC is still a quiet 58 decibels.
  • Adjustable Airflow: Focus areas that need cooling the most with its 4-way adjustable louvers.

Summary

With multiple operating modes and energy saving features, the Keystone KSTAT10-2HC is designed to deliver year-round comfort.

What Customers Love

  • Energy Saving Performance: With its energy saver mode and more, this AC will cool and heat without being a drain on your power bill.
  • Follow Me Feature: Turn the remote control into a remote thermostat for precise temperature control.

Things to Consider

  • Wall Sleeve Required: This Keystone AC designed for through-the-wall installation and the wall sleeve is sold separately.
  • For Smaller Rooms: The KSTAT10-2HC works best in rooms up to 550 square feet. For cooling and heating larger spaces, consider the Keystone KSTAT12-2HC.
Additional information
Weight 33.566 lbs
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