Static Transfer Switches & Changeover Switches

All Solutions
  • Pictures

Static Transfer Switches (STS) change over from Normal supply to Alternate supply within 15 milliseconds upon failure from Normal supply. In the event of power restoration supply preference is given to the normal supply.

Under voltage, over voltage, short circuit and overload protection is provided to STS.


  • Cable entry with MIL connectors
  • STS & change over switches are manufactured in compliance with JSS 55555, MIL-STD-461E
  • Auto Change Over Switches – Changing over time varies from 200 mS to 800 mS

Contact Us

Marine Switchboards & Control Systems
Larsen & Toubro Limited,
Plot 6A, T.T.C. M.I.D.C Industrial Area, 
Rabale, Navi Mumbai - 400 701. 
Tel: +91-22-27649501/502/515
Fax: +91-22-27649301
(For Enquiries),
(For Service Call)