Float Switches

Rule Super Switch Mercury Free 37A The non-mercury SuperSwitch is designed for the toughest applications. Includes marine grade 14 gauge "blocked wire;" larger float for increased buoyancy, removable base for easy servicing and a reliable snap switch...

Johnson Pump Ultima Automatic Float Switch 36303 Patented Mirus field effect detector cells detect disruptions caused by water and fluids, and are not affected by oil or foreign debris. Electronic Switch with no moving parts and totally sealed...

Rule Rule A Matic Plus Mercury Free Sv-40A The Rule-A-Matic Plus float switch has a strong, fully integrated and impact resistant cover to protect against debris and jamming, abrasive resistant marine grade wire, and a built-in test feature. 2-Year...

Rule Rule A Matic Mercury Free Sv-35A This popular design includes a removable base for easy cleaning and servicing, a mercury free snap switch tested to over one million cycles and marine grade "blocked" wire. 2-Year limited warranty.

FEATURES Switch turns bilge pump off and on  by sensing changes in pressure (caused by rising or falling bilge water level) in its air tube. No floats to stick or fill with water. Approximate levels are "ON" at 2-3/4" of bilge level and "OFF" at 1"...

Attwood Marine Float Switch with Cover 12V 4201-7 Mounts on any surface from horizontal up to a 24 degree angle. Wire leads do not flex or hinge with the float like some competitive models. Integral cover dampens bilge sloshing and filters debris...

Rule Ruleamatic Bilge Switch with Fuse 35Fa This popular design includes a removable base for easy cleaning and servicing, a mercury free snap switch tested to over one million cycles and marine grade "blocked" wire. 2-Year limited warranty.

Attwood Marine S3 Digital Bilge Switch 12V 4801-7The S3 uses a proprietary electronic sensing technology and is engineered to operate in any bilge water mixture without failure and reduce continuous cycling. Fully sealed electronics are protected from...

Attwood Marine Float Switch with Cover & Packard 4201P1 Mounts on any surface from horizontal up to a 24 degree angle. Wire leads do not flex or hinge with the float like some competitive models. Integral cover dampens bilge sloshing and filters...

Rule Switch Auto with Fuse Mercuryfree 40FaThe Rule-A-Matic Plus float switch has a strong, fully integrated and impact resistant cover to protect against debris and jamming, abrasive resistant marine grade wire, and a built-in test feature. 2-Year...

Attwood Marine Auto Float Switch Only 12V + 4202-7 Mounts on any surface from horizontal up to a 24 degree angle. Wire leads do not flex or hinge with the float like some competitive models. Integral cover dampens bilge sloshing and filters debris...

Johnson Pump Ball Switch 26014 This automatic switch has a time-proven micro switch without mercury. When water exceeds the acceptable level, the pump is turned on by a rolling steel ball, which changes the pressure on the micro switch. Attaches to any...

Rule Switch Super with Fuse Mercy Free 37FaThe non-mercury SuperSwitch is designed for the toughest applications. Includes marine grade 14 gauge "blocked wire;" larger float for increased buoyancy, removable base for easy servicing and a reliable snap...

Rule Eco Bilge Switch 12V Dc 39An ecologically sound automatic bilge pump control switch. Featuring a non-mercury design, the pump operates with simple air pressure. As water rises in the bilge, air rises in the air tube that is attached to switch. This...