Sea Dog Push Button Horn SwitchThis Horn Button is a panel mounted, push button, momentary On-Off switch for operating fog horns, sirens etc. Mounts in 1/2″ diameter hole and is wired with 1/4″ QD terminals. This horn switch is available as either a standard black button or bright red button to make it easily identifiable in emergency situations.Maximum panel thickness: 5/16Constructed of nylon/phenolic and chrome plated brass15A @ 12VDC