Hitech Instruments
53/2, Haridevpur Road
Kolkata- 700082, West Bengal (India)
Hind Rectifire Limited
Lake Road, Bhandup (West)
Kolkata- 400078, West Bengal (India)
Techno Manufacturing & Sales Corporation
No. 77/79, Netaji Subhas Road 3rd Floor, Room No. 320
Kolkata- 700001, West Bengal (India)
Rana Engineering Works
Chandrabati Road, Uttar Podrah, P.O. Podrah, Howrah
Kolkata- 711109, West Bengal (India)
Transformers & Rectifiers (India) Limited.
No. 164/9/1, Prince Anwar Shah Road, P. O. Lake Gardens
Kolkata- 700045, West Bengal (India)
Sanjukta Electronics
22A, Charu Avenue, P. O. Tollygunj, Near Rabindra Sarobar Metro Station
Kolkata- 700033, West Bengal (India)
Ascon Controls
No. 21, Gour Laha Street
Kolkata- 700006, West Bengal (India)
Electro Star
No. 22, Beleghata Main Road
Kolkata- 700010, West Bengal (India)
Master Electrical Works
No. 26, Canal East Road
Kolkata- 700054, West Bengal (India)
Dutta Electrical Enterprise
6/ A, 107 Mukundpre Colony
Kolkata- 700099, West Bengal (India)
Sanker Electrical Work
No. 13-A, Bechu Chatterjee Street
Kolkata- 700009, West Bengal (India)