Manufactureres of Continuously Variable Voltage Auto Transformers (Variacs) named INDOSTAB, battery charger, rectifier, isolation transformer, step-up step down transformer and many more electrical equipment as per customer requirement. Servo Controlled Stabilizers Brand Name INDOSTAB. We manufacture all ranges from 2 amp to 2000 amp open type as well as closed type, motorized and manually operated, single phase, two phase and three phase variacs. Our products are extensively used by several reputed customers including several Government Institutions supplied and serviced by our dealers.