Check the listing for details. 3NO 3NC 3 Parallel Roller Plunger Position Limit Switch JW2-11Z/3 Gray. Condition: New. Listed at 26.18 USD. Specification: Product Name Limit Switch Model No. JW2-11Z/3 Contact Configuration 3NO+3NC Actuator Type Three Parallel Roller Action Type Momentary Rating AC380V3ADC220V3A Actuator Length 10mm/ 0.39" Roller Wheel Size 3.5 x 9mm/ 0.14" x 0.35"(W*Dia.) Installing Hole Diameter 7mm/ 0.28" Installing Hole Distance 35mm/ 1.38"(Center to Center) Thread Hole Diameter 19mm/ 0.75" Total Size 7.5 x 5.5 x 5.5cm/3" x 2.2" x 2.2"(L*W*H) Material Plastic, Metal Color Gray Net Weight 225g Package Content 1 x Limit Switch Description:This Limit Switch can be widely used in various mechanical to monitor the position of moving parts of machines and plant.Can be used in circuits, control circuit and auxiliary circuit for terminal limit protection.Safe and reliable ,dust and oil proof ,small installation size ,the products are for general use. .