Fabricated and designed to meet requirements for both A.C. & D.C., our resistance boxes come in diverse applications for EOT Cranes, Winches, Rubber Mills, Steel Mills, Coal Mines, Cement Mills, Power Plants, etc. for speed control and developing starting torque. The specification of our resistance boxes complies with BS 587:1957. The basic types are stainless steel and punched steel. Our resistance boxes are suitable for maximum temperature rise of 3750C as stipulated in BS standards.