Gentex GEC24-177WR

24 VDC Fixed Candela, Low Profile Evacuation Horn/Strobe

Condition: New
Brand: Gentex
Status: Active
SKU: 12656
Manufacturer Part #: GEC24-177WR
Secondary Part #: 904-1143-002


The Commander2 Series is a low profile strobe, horn and horn/strobe combination that offers dependable audible and audible/visual alarms and the absolute lowest current available.

The GE Series is available in fixed candela options of 15/75 and 177. The Commander2 Series horn offers a continuous or synchable temporal 3 in 2400Hz and mechanical and, chime as well as a whoop tone. All tones are easy for the professional to change in the field by using switches.

The Commander2 Series is shipped with the standard 4″ mounting plate which incorporates the popular Super-Slide® feature that allows the installer to easily test for supervision. The product also features a locking mechanism which secures the product to the bracket without any screws showing. The Commander2 Series also features the patented Checkmate® Instant Voltage Verification feature which allows the installer to check the voltage drop draw and match it to the blueprint.

The GE Series appliances are ANSI/UL 464, ANSI/UL 1971, ANSI/UL 1638, CAN/ULC S525 (24 VDC only) and/or CAN/ULC S526 (24 VDC only), listed for use with fire protective systems and are warranted for three years from date of purchase.

Additional information

Weight 0.9 lbs
Dimensions 2.50 × 4.50 × 5.00 in


Lens Color












Production Status



  • Nominal voltage 24 VDC for horn, strobe and horn/strobe
  • Nominal voltage 12 VDC for horn
  • Fixed candela models of 15/75 and 177
  • Unit Dimensions: 5” (12.7 cm) high x 4.5” (11.43 cm) wide x 2.5” (6.35 cm) deep
  • Super-Slide® Bracket, Ease of Supervision Testing
  • Checkmate® Instant Voltage Verification
  • Prewire entire system, install mounting bracket, then install signals
  • Documented lower installation and operating costs
  • Input terminals 12 to 18 AWG
  • Switch selection for high or low dBA
  • Switch for 2400 Hz, mechanical, chime and tones
  • Switch for continuous or temporal 3 (not available on whoop tone)
  • Synchronize strobe and/or horn with Gentex AVSM Control Module
  • Silence audible while visual appliance will remain flashing
  • Tamperproof re-entrant style grill and locking screw (optional use)


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