At Keystone, we prioritize your family's comfort. Our heat/cool 230V window air conditioner is designed with versatile supplemental heat when outdoor temperatures exceed 23 degrees Fahrenheit. Please note that this mode is meant to complement your primary heat source and should not be relied upon as the sole heat source. It is important to have a special 230-volt/25-amp electrical outlet for optimal operation, as this unit does not function with standard 115V household outlets. Our window air conditioner is equipped with money-saving features such as an energy saver mode, sleep mode, and a programmable 24-hour timer. With the convenience of our Follow Me LCD remote control, everyone can easily adjust settings and enjoy the blissful comfort provided by our unit. Choose Keystone for the ultimate in comfort and efficiency for your family.
Q: Can this air conditioner be used for both cooling and heating?
A: Yes, this unit offers both cooling and supplemental heating functions.
Q: What is the maximum room size this air conditioner is designed for?
A: This air conditioner is designed for rooms up to 1,000 square feet.
Q: How many fan speeds does the Keystone air conditioner have?
A: This air conditioner has three fan speeds.
Q: Does this air conditioner have a remote control?
A: Yes, this air conditioner comes with a temperature-sensing LCD remote control.
Q: What is the cooling capacity of this Keystone air conditioner?
A: This Keystone air conditioner has a cooling capacity of 18,800/18,400 BTUs.
Q: Does this air conditioner have a timer function?
A: Yes, this air conditioner comes equipped with a timer for added convenience.
Q: What does suplamential heat mean
A: Thank you for your question. Please reach out to Keystone customer support at [email protected] for further assistance.
Q: Is it a standard 220 outlet plug
A: It needs a Nema 6-20 P Plug and special 230v/20 amp outlet. My wall outlet was purchased at Menards.

At Keystone, we prioritize your family's comfort. Our heat/cool 230V window air conditioner is designed with versatile supplemental heat when outdoor temperatures exceed 23 degrees Fahrenheit. Please note that this mode is meant to complement your primary heat source and should not be relied upon as the sole heat source. It is important to have a special 230-volt/25-amp electrical outlet for optimal operation, as this unit does not function with standard 115V household outlets. Our window air conditioner is equipped with money-saving features such as an energy saver mode, sleep mode, and a programmable 24-hour timer. With the convenience of our Follow Me LCD remote control, everyone can easily adjust settings and enjoy the blissful comfort provided by our unit. Choose Keystone for the ultimate in comfort and efficiency for your family.

Experience the pinnacle of cooling innovation with the LG Dual Inverter Air Conditioner, delivering ultra-quiet operation at just 44 dB in sleep mode, akin to a library ambiance. The cutting-edge DUAL Inverter technology ensures efficient operation, potentially reducing energy costs by up to 15%. Seamlessly control your home's climate using LG ThinQ technology with your smartphone, or effortlessly use Amazon Alexa and Hey Google for hands-free control. Customize your cooling experience with 4 cooling and fan speeds, and a 24-hour timer while the 4-way air deflection optimizes airflow direction for your specific needs. Enjoy uninterrupted cooling with the auto restart feature during power outages, and experience convenience with the included LCD remote control, easy window installation kit, removable (washable) filter, and a check filter alert. Elevate your home comfort with this advanced, energy-efficient air conditioner. Note: 230V outlet required.

Experience unparalleled comfort with Keystone's exceptional heat/cool 230V window air conditioner. Experience the true versatility of this air conditioner as it not only provides efficient cooling but also boasts supplemental heat capability. When outdoor temperatures exceed 23 degrees Fahrenheit, this remarkable feature serves as an additional heat source to support your main heating system. Please note that this mode should be used in conjunction with a primary heat source and not as a standalone solution. Ensuring optimal performance, this unit requires a special 230-volt/25-amp electrical outlet which differentiates it from a standard 115V household outlet. Save energy and reduce costs with its money-saving features including an energy saver mode, sleep mode, and a programmable 24-hour timer. Simplify control and accessibility with the Follow Me LCD remote control, allowing you to effortlessly adjust settings from any location.

Keystone prioritizes your family's comfort, and our budget-friendly heat/cool 230V window air conditioner is designed to meet your needs. This versatile AC unit offers both efficient cooling and supplemental heat capability, serving as an additional heat source for outdoor temperatures above 23 degrees Fahrenheit. The heat mode is supplemental and cannot replace your primary heat source. Please note that this unit requires a special 230-volt/20-amp electrical outlet and will not operate with a standard 115V household electrical outlet. Enjoy ultimate cost savings with the energy saver mode, sleep mode, and programmable 24-hour timer. These features allow you to customize your heating and cooling preferences based on your schedule, lowering energy usage and costs. The Follow Me LCD remote control adds to the convenience of this unit, ensuring everyone can relax in comfort. Invest in our heat/cool 230V window air conditioner and enjoy year-round comfort for your family.
| Pros for Keystone - 18,800/18,400 BTU 230V Window Air Conditioner with 16,000 BTU Supplemental Heat Function - White | |||
|---|---|---|---|
| Cooling Performance | Cooling, Noise Level, Installation, Efficiency | There were no pros for this product— | There were no pros for this product— |
| Cons for Keystone - 18,800/18,400 BTU 230V Window Air Conditioner with 16,000 BTU Supplemental Heat Function - White | |||
| There were no cons for this product— | Plug Type | There were no cons for this product— | There were no cons for this product— |
Rating 5 out of 5 stars with 9 reviews
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