110 V DC Electro Pneumatic Contactor we propose is run by compressed air, and controlled by an electro-magnetic valve. The contactor is rated for 300 A and 750 V DC. It is well designed for operation with a secondary supply of 110 V DC. It is made available in different pole versions such as single, double, triple and four. Designed for AC power supply, the presented contactor is the four pole version. Further, 110 V DC Electro Pneumatic Contactor comes in carton packaging of 24 pieces.