Gentex Multi-Criteria Smoke Alarm, 220V AC

Gentex GN-S220 Smoke Detector – Advanced Fire Safety Protection

The Gentex GN-S220 Smoke Detector is a high-performance fire alarm solution designed to provide reliable and early warning detection of smoke and fire in both residential and commercial applications. Engineered with cutting-edge technology, this smoke detector is ideal for use in environments where fire safety is of the utmost importance. The GN-S220 combines advanced smoke detection with a built-in alarm horn and auxiliary relay capabilities, making it an essential component of any fire safety system.

With a focus on dependability and effectiveness, the Gentex GN-S220 utilizes a low-energy ionization chamber for enhanced smoke detection sensitivity. The unit also features an integral thermal sensor that detects temperature variations, adding an additional layer of protection for early fire detection. The GN-S220 is designed to operate in a wide range of environmental conditions, from residential homes to industrial settings, ensuring maximum safety for all types of applications.

Offering flexibility in its power source, the Gentex GN-S220 can be powered by either 120VAC or 220VAC, with a 9V battery backup to ensure uninterrupted operation in the event of a power failure. This smoke detector is built to be easy to install, durable, and reliable, making it the perfect choice for those looking to secure their properties with a trusted fire safety solution. Whether it’s for a single-family home, an office building, or a warehouse, the GN-S220 offers comprehensive smoke detection to protect your space and your loved ones.

Key Features

• Advanced ionization smoke detection technology for reliable fire detection
• 85 dBA alarm horn to alert occupants of smoke or fire at a distance of 10 feet
• Operates on both 120VAC and 220VAC, with auxiliary relay options for enhanced functionality
• Wide ambient temperature range from 40°F to 100°F for versatility in various environments
• Durable, compact design with a 5.5” diameter for easy installation in most settings
• Integral thermal self-restoring function at 135°F, located 50 feet away from the detector
• Secondary power source provided by a 9V alkaline battery (Duracell® MN 1604) for backup

Technical Specifications

Operating Voltage (S/C/SC/H): 120VAC, 60 Hz
Operating Voltage (S220/SR220/H220): 220VAC, 50 Hz/60 Hz
120VAC Operating Current: 0.055 amps
220VAC Operating Current: 0.135 amps
Operating Ambient Temp Range: 40°F to 100°F
Alarm Horn Rating: 85 dBA at 10 feet
Nominal Sensitivity: 2.5% obscuration
Auxiliary Relay (SR/CR/SCR/SR220): 1 Form A and 1 Form C (0.5 amps)
Auxiliary Relay (STRR/SHRR/SCRR): 2 Form A and 2 Form C (0.3 amps)
“T” Integral Thermal (Self-Restoring): 135°F at 50 feet
“H” Isolated Thermal Form A (Self-Restoring): 135°F at 50 feet
Size: Diameter: 5.5″ x 5.5″ OA (5.0″ x 5.0″ at base)
Depth: 1.75″
Secondary Power Source: Alkaline 9V battery, Duracell® MN 1604