Rectifiers and Controls offers Power Transformers. Rectifiers and Controls is an ISO 9001-2000 accredited company. Power Transformers are specified with standard fittings like bushings for primary & secondary, uni/bi-directional rollers, lifting lugs, rating & diagram plate, plain oil level gauge, silica gel breather, drain & filter valves, dial type thermometer, air release plug , explosion vent and with demand fittings like oil temperature indicator with alarm & trip contacts, winding temperature indicator with alarm & trip contacts, buchholz relay, magnetic oil level gauge , off circuit tap changer, on load tap changer.