Dahua DHI-HY-SA20A Overview

A Reliable and Long-Lasting Smoke Detector

This smoke detector is designed for a variety of residential spaces like villas, apartments, and dorms, making it perfect for use in living rooms, bedrooms, reading rooms, and hallways. Its photoelectric sensor quickly and accurately detects smoke, ensuring your safety.

• Powerful Alarm Signal: The alarm sounds at 85 dB from 3 meters away, which is loud enough to alert you and your family.

• Visual and Audible Alerts: The device provides both audible and visual notifications. A red LED indicator lights up for an alarm, fault, or low battery, while a green indicator shows the device is in working order.

Easy to Use and Long-Lasting

This device is known for its hassle-free operation. It has a test/silence button that makes it easy to check the device and turn off false alarms.

• 10-Year Battery Life: It’s powered by a replaceable 3V CR123A lithium battery that lasts for up to 10 years, so you don’t have to worry about changing it frequently.

• Effective Coverage: The device can cover an area of 20 to 40 m², making it suitable for most rooms. It's designed for spaces with a height of less than 8 meters.

• Durable Design: The detector is made from ABS plastic, is a compact 98 mm in diameter, and weighs only 136 grams, making it easy to mount on the ceiling.

• Wide Operating Range: It's built for indoor use and can operate in temperatures from -10°C to +55°C and humidity up to 95% RH.