Stay comfortable with the LG 15,000 BTU Window Air Conditioner (LW1521ERSM). It cools rooms up to 700 sq. ft. on 115V power.
Why you'll love it
- Wi-Fi app control with Amazon Alexa & Google Assistant
- Multiple cooling and fan speeds
- Sleep mode, timer and auto-restart
- Full-function remote control
- Washable, reusable air filter
Specifications
- Cooling capacity: 15,000 BTU
- Coverage: up to 700 sq. ft.
- Mode: Cooling | Power: 115V
- Type: Window air conditioner
- Model: LW1521ERSM
Installation & warranty
Installs in a standard double-hung window with the included mounting kit. Backed by the manufacturer's warranty.
Frequently asked questions
What size room does the LG LW1521ERSM cool?
With 15,000 BTU it is sized for rooms up to about 700 sq. ft.
How is it installed?
It mounts in a standard double-hung window with the included kit; no permanent changes needed.
Can I control it from my phone?
Yes. It connects to Wi-Fi for app control and works with Amazon Alexa and Google Assistant.
Is this unit cooling only?
Yes, cooling only. If you need heat, choose one of our models with a heat function.
How do I clean and maintain it?
Rinse the washable filter every few weeks to keep airflow and efficiency high.