Rule SuperSwitch Float Switch, Moisture Tight Seals, 12, 24 or 32 Volt Non-mercury SuperSwitch is designed for the toughest applications Larger float for increased buoyancy Removable base for easy servicing Design includes marine grade 14 gauge blocked wire Snap switch design capable of handling pumps drawing up to 20 amps 5 year warranty Dimensions: 5 L x 2 W x 2 H, 127 L x 51 W x 51 H (mm)