Special Purpose/ Custom Built Machines are equipped with Electrical swinging field type dynamometer for load test of any prime mover. Benn Electricals Pvt Ltd manufactures Special Purpose/ Custom Built Machines. Benn Electricals Pvt Ltd. Is the supplier of DC Motors, Generators and other related rotating electrical machines. Special Purpose/ Custom Built Machines are specially useful for accurate measurement of load torque and continuous load tests. The measurement of torque by conventional spring balance photo 12 or for better accuracy load cell with digital torque indicator. These Machines can be designed and developed as per the customer requirement.