Gentex 918-0033-002 S Series SCRR Hard Wired Smoke and Carbon Monoxide Alarm with 2 Relays

Protect occupants and property with reliable, code-ready detection from GENTEX. The GENTEX 918-0033-002 SCRR hard-wired Smoke and Carbon Monoxide Alarm combines dependable smoke, CO and heat monitoring in a single device ideal for apartments, hotels, healthcare and commercial facilities. Installed on 120V AC power with a 9V alkaline battery backup, the SCRR delivers uninterrupted operation and audible 92 dBA Temporal 3 alarms that meet evacuation signaling requirements. Two programmable relays provide flexible control for building automation, security integration or triggering external notification appliances—reducing the need for separate interface modules and simplifying system design. UL-listed to UL217, UL2034 (and UL539 where applicable), the SCRR supports code compliance while offering practical features like push-button testing, 15-hour alarm memory and nominal 2.5% sensitivity for accurate detection. Ideal for security, surveillance and facility monitoring strategies, this device reduces wiring complexity and maintenance overhead. Specify the GENTEX SCRR for robust life-safety performance — order now to integrate trusted smoke/CO protection into your next project.

• Dual smoke and carbon monoxide protection in one device for consolidated life-safety monitoring
• Hard-wired 120V installation with 9V battery backup ensures continuous operation during power loss
• Two programmable relays simplify integration with building security, fire panels, and automation systems
• Loud 92 dBA temporal horn and Temporal 3 evacuation pattern for clear, code-compliant alerts
• UL-listed for smoke (UL217), CO (UL2034) and heat (UL539) for reliable compliance and reduced liability
• Push-button test, 15-hour alarm memory and nominal 2.5% sensitivity streamline maintenance and troubleshooting