Description Bilge Pump Water Alarm Panel (SeaDog)– Injected Molded ABS– Provides an audible and visual means of warning the water level in your bilge is beyond your bilge pump float switch level.– Bilge pump should be hooked up to a switch such as Sea-Dog part numbers 423030, 423040 and 423046. – Rated: 15 Amps.– A: 2-7/16″– B: 3″– C: 1-3/4″– D: 2-1/2″