Theses Federal Signal explosion proof vibrating horns are constructed for safe use in hazardous environments. They are enclosed in heavy‑duty copper‑free cast aluminum housings tapped for 3/4" conduit.
Federal Signal Model 31X is corrosion resistant vibrating horns with stainless steel diaphragms.
Federal Signal Audible Signaling Devices, 31X Series
Description
Explosion-Proof Vibrating Horn, 120VAC - Available in 120VAC and 240VAC. Corrosion-resistant cast aluminum housing. Produces 100 dBa at 10 feet 110 dBa at 1 meter. 3/4 pipe or surface mount. CSA Certified. UL and cUL Listed for Class I, Division 1,