This product is part of the NEMA Pressure Switches range, an offer of float switches. This float switch has 2 normally closed, snap action, DPST-DB (double pole single throw, double break) form YY contacts. The closed tank float switch supports screw-in bush mounting method and 90 (offset) float rod angle for operating in right position. Float switch is used in applications where the water level change is 2.50 inches minimum and 5.00 inches maximum. It is furnished with screw clamp terminals for electrical connection and 3 knockouts for 1/2inch conduit. Offers electrical durability of 100 cycles and mechanical durability of 300 cycles. The enclosure is made of polypropylene or equivalent material. It weighs 4.42lb. It is a NEMA 1 rated product. This product is certified by UL, CSA, CE. Meets UL 508 standards. Float switch is attached to the tank by means of a 2-1/2inch bushing. An external pointer indicates the float position within the tank when the unit is mounted. Switch comes complete with stainless steel float and rod. This product is certified by CE, CSA and UL. It meets CE and UL 508 standards. The kit includes float switch, float and rod. A complete line of switches designed for open or closed tank applications they detect rising or falling liquid levels in various types of containers. The Square D brand water pressure switch has expanded to industry leading Pressure Sensors and Switches.