The GHLF is a high quality, low profile, low frequency audible appliance that offers a dependable audible alarm with a low current draw. The GHLF is ideal for any occupancy that requires notification appliances.

The GHLF horn offers a 520 Hz square wave, temporal 3 tone. A jumper selection is available for normal or loud decibel tone. A temporal 4 pattern is available when used with the Gentex GTSM Synchronization Control Module.

The GHLF is shipped with a standard 4” metal 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 GHLF also features the patented Checkmate® - Instant Voltage Verification feature which allows the installer to check the voltage drop and match it to the blueprint.

The GHLF horn is listed to ANSI/UL 464 and CAN/ULC S525, is listed for use with fire protective systems and is warranted for three years from date of purchase.