Application
The LFH Series is a high quality, low profile, audible appliance designed to meet the NFPA 72 requirements to install low frequency (520Hz) signaling in sleeping rooms.

Description
The LFH horn offers a 520Hz 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 Potter GTSM Synchronization Control Module.
The LFH is equipped with a universal 4" metal mounting bracket which incorporates the popular Super-Slide® feature that allows the installer to easily pre-wire the system and test for supervision. The product also features a locking mechanism that secures the signal to the bracket without showing any screws and the Checkmate® - Instant Voltage Verification Feature which allows the installer to check the voltage drop, current draw, and match against the blue print.