The LFHS is a high quality, low profile, low frequency audible and visible appliance that offers a dependable audible and visual alarm. The LFHS is ideal for any occupancy that requires low frequency notification appliances. The LFHS horn offers a 520 Hz square wave, temporal 3 tone. A jumper selection is available for normal or loud decibel tone. The LFHS is available in a fixed 15, 110 and 177 candela strobe. A temporal 4 pattern is available when used with compatible panels or GTSM sync module. The LFHS is available in a fixed 15, 110, or 177 candela strobe.

The LFHS is shipped with a standard 4" metal mounting plate which incorporates the Super-Slide® feature that allows installers to easily test for supervision. The product also features a locking mechanism which secures the product to the bracket without any screws showing.

The LFHS 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 LFHS series appliances are ANSI/UL 464 and ANSI/ UL 1971 listed for use with fire protective systems and are warranted for five years from date of purchase.