EXPLOSION-PROOF BELLS
Rugged, reliable cast construction features hinged cover, cast back box for surface mounting with 1/2″ threaded conduit entrances on top and bottom of housing and protective hood and guard for outdoor models.
UL listed for Class I, groups B, C & D. Class II, groups F & G.
AC & DC UL LISTED BELLS
Heavy Duty, vibration resistant bells feature easy to install unique back plate that attaches to the conduit box without removing the gong.