Smoke and Carbon Monoxide Alarm Relay Module

This smart relay connector provides interconnection of devices under BRK and First Alert brand smoke and carbon monoxide alarms. The relay features photoelectric sensor responds best to slow-smoldering fires and responds less frequently to non-threatening steam. When connected to BRK or First Alert alarms, this relay is designed to activate an auxiliary device like a bell, siren, strobe light, exhaust fan, door closer, etc. when alarm is sounded.|120-Volt AC-powered|Form-C contacts|High quality reliable product|10-year limited warranty