Gentex GN503FF Combination Photoelectric Smoke and Carbon Monoxide Alarm with Two Form A/ Form C Relay Contacts

  • MPN: GN503FF
  • JMAC ID: 200229091
$89.94
JMAC_ID:
200229091
df_manual_boost:
2.20
Please Note: In order to keep our prices low, we have a minimum order requirement of $99
Single/Multiple Station Smoke/Carbon Monoxide Alarm, Universal Mount, Temporal 3 and Temporal 4 Audible Signal, 2 Sets Form A/C Relay Contacts

UPC: 700217035429
Also known as: GN-GN503FF

Technical Specifications:
  • CO Sensing Cell: Electrochemical Cell
  • Secondary Power Source: Alkaline 9VDC battery (Duracell® MN 1604)
  • Size:
    -Diameter at base: 5.75 in. (14.605 cm)
    -Overall diameter 6.25 in. (16.51 cm)
    -Depth: 1.8 in. (4.572 cm)
  • Auxiliary Relay: 2 Form A & 2 Form C (0.3 amp)
  • Alarm Horn Rating: 5dBA at 10 feet (3.048 m)
  • Operating Ambient Temp Range: 40°F to 100°F (4.4°C-38°C)
  • Operating Current (Relay Options): .070 amps
  • Operating Current: .045 amps
  • Operating Voltage: 120VAC, 60Hz


For more information about the Gentex GN503FF, please contact us.
  • Includes 9VDC battery back-up
  • Fully insect protected
  • Mounting hardware adapts to standard junction boxes, including but not limited to 4x4x2-1/8 octagon
  • Dust cover to prevent contamination during installation
  • Horn frequency 3100 Hz (nominal)
  • Low or missing battery indicator
  • 1 year warranty from date of purchase
  • 5 year limited warranty on CO sensor
  • Two sets of Form A/Form C Contacts activate independently for smoke and carbon monoxide events
  • F Model:One (1) set of Form A/Form C contacts that activate for smoke and/or CO events
  • FF Model: Two (2) sets of Form A/Form C contacts that activate independently for smoke and CO events
  • Relay contacts operate on battery back-up
  • Push button self test feature
  • Push button functional test feature
  • Quick-disconnect wiring harness
  • Non-latching (self restoring) alarm
  • Red LED pulses every 30 seconds, green LED for AC power on
  • Meets sensitivity requirements ofANSI/UL 2034

1 Review

  • 5
    GENTEX-GN503FF

    Posted by 114360 on Jun 25th 2017

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