Hardwired Interconnected Photoelectric Smoke and CO Alarm with Dualink, Battery Backup and Relay Contacts

★★★★★ 4.8 132 reviews

$90.00
Price when purchased online
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$90.00
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Free shipping Free 30-day returns

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Product details

Management number 242190690 Release Date 2026/07/18 List Price $36.00 Model Number 242190690
Category
The Gentex GN-503F is a combination photoelectric smoke and electrochemical carbon monoxide (CO) alarm for use as an evacuation device in all dwelling units, including but not limited to homes, apartments, hospitals, and hotels/motels. The GN-503F is engineered to eliminate nuisance alarms and deliver outstanding performance wherever reliable smoke and CO protection is required. The GN-503 is ANSI/UL 217 and ANSI/UL 2034 listed and in compliance with NFPA 72 and NFPA 720.
  • California residents
  • 120VAC with 9VDC battery back-up
  • Temporal 3 evacuation piezo horn with a 3100Hz (nominal) horn frequency for smoke annunciation
  • Temporal 4 evacuation piezo horn with a 3100 Hz (nominal) horn frequency for CO annunciation
  • Form A/form C relay contacts
  • Relay contacts operate when on battery back-up
  • Push button self test feature
  • DualinkFeature: tandem with all Gentex tandem capable alarms
  • Quick disconnect wiring harness
  • Dust cover to prevent particle contamination during installation
  • Low or missing battery indicator
  • End of life signal indicates CO sensor has reached depletion state and time to replace
  • 1 year warranty from date of purchase


Features
Item Weight 1
Commercial/Residential Commercial,Residential
Voltage (volts) 120
Alarm Type Carbon Monoxide,Smoke
Fixed or portable Fixed
Connector/Contact Type 4-Wire
Alarm/Detector Features Battery Back-Up,Interconnected,Tamper Resistant
Pack Size 1
Power Source Hardwired
Battery Type Required 9-volt
Returnable 180-Day
Alarm Sensor Type Photoelectric
Included Batteries,Battery Back-Up
Product Height (in.) 6.25
Product Width (in.) 6.25
Product Depth (in.) 1.8
Certifications and Listings UL Listed


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4.8 out of 5
★★★★★
132 ratings | 54 reviews
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