The Federal Signal Model FHEX Explosion Proof Vibrating Horn produces a loud and distinctive tone by the electro-mechanical vibration of a diaphragm. This horn is designed for use in alarm notification systems and is compatible with fire alarm and suppression supervised control panels and power boosters.

The Model FHEX operates on 24VDC and produces a very loud 100dB at ten feet (110dB at one meter). The FHEX is UL Listed for Class I, Division 1, Groups C and D; Class II, Division 1, Groups E, F, and G; and Class III.

The FHEX is housed in a heavy duty, copper-free cast aluminum housing tapped for 3/4? conduit. The housing is sealed with red powder coat paint and utilizes a stainless steel diaphragm for long life.