TCI Ferromagnetic Ballasts for 400W HS HI Sodium

The TCI ferromagnetic ballast 400W is an electromechanical ballast designed for use with high-pressure sodium lamps (HS) and metal halide lamps (HI). Built with an aluminium body, this Class I built-in ballast delivers a reliable and stable power supply for professional and industrial lighting systems.

The vacuum polyester resin coating ensures outstanding durability and thermal resistance, making this ballast an ideal choice for demanding installations where consistent performance and long operational life are essential.

Main Technical Specifications

The ballast operates at an input voltage of 220–240 V at 50 Hz, with an absorbed power of 400W. Its compact dimensions — 165 x 72 x 75 mm — allow easy integration into luminaires and control panels. The screw terminals accommodate cables with a cross-section from 0.75 to 2.5 mm², ensuring a safe and versatile connection. The protection rating is IP20.

Safety and Protection

The TCI ballast features built-in thermal protection with a maximum winding temperature Tw of 130°C, safeguarding the component against overheating and extending the lifespan of the lighting installation under continuous operation.

Applications

This TCI ferromagnetic ballast is suited for street, industrial and sports lighting applications, where 400W HS and HI lamps are widely used for their high luminous output and long service life. Product reference: 183047.