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

Item # 202934240 | Gentex Part # S1209F | UPC Code 700217030233 | UNSPSC Code 46191501 | Catalog Page #1133
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Product Overview

The Gentex S1209F photoelectric smoke alarm is for use as an evacuation device in all dwelling units, including but not limited to homes, apartments, hospitals and hotels/motels. The S1209F is engineered to eliminate nuisance alarms and deliver outstanding performance wherever reliable smoke detection is required. The S1209F is listed in compliance with ANSI/UL 217.

  • 120 VAC with 9VDC battery back-up
  • Temporal 3 evacuation piezo horn with a 3100Hz (nominal) horn frequency
  • Form A/form C relay contacts
  • Relay contacts operate when on battery back-up
  • Push button self-test feature
  • DUALINK feature: tandem with all Gentex tandem capable alarms
  • Quick disconnect wiring harness
  • Dust cover to prevent particle contamination during installation
  • Low or missing battery indicator
  • 1-year warranty from date of purchase

Proposition 65 Information

Prop65 Warning Icon WARNING: Cancer and Reproductive Harm


Alarm Sensor Type
Certifications and Listings
UL Listed
Battery Back-Up, Tamper Resistant
Batteries, Battery Back-Up
Pack Size
Power Source
Product Depth (in.)
Product Height (in.)
Product Width (in.)