The Rule-A-Matic float switch is the world's largest selling marine float switch — and for good reason. Designed to automatically activate your non-automatic bilge pump when water is detected, it delivers reliable, trouble-free protection without any battery drain or exposed metal to corrode.Built to last, each switch is ultrasonically welded and sealed, ignition protected, and tested to over one million cycles. Blocked wiring exits from the top of the switch to stay high and dry, providing greater durability and water resistance.The removable snap-on base makes fitting, servicing, and cleaning straightforward. Compatible with any brand of submersible bilge pump rated 12V, 24V, or 32V up to 14A. Suits all Rule DC non-automatic pumps except the 3700 & 4000 GPH 12V models. Non-mercury, environmentally responsible design Tested to over 1 million cycles Ignition protected, ultrasonically welded and sealed Blocked wiring for moisture resistance Removable snap-on base for easy install and servicing Compatible with 12V, 24V & 32V pumps up to 14A 2-year limited warranty Dimensions: 127mm (L) x 45mm (W) | Base footprint: 66 x 45mm
