Phoenix Lamps Limited.

Bommasandra, Bangalore, Karnataka

The most widely used lamps are the dual filament lamps namely H4 & HS1 lamps. H4 lamps are generally used in 4 wheelers and commercial Vehicles, where as the HS1 lamps are used in 2 Wheelers. These lamps are available in 12 V and 24 V with different wattages and life.

The technology changes have evolved combination lamps where in instead of dual filament lamp, two single filament lamps are used. Today H1 and H7 lamps are used as a combination lamp for high end cars. It gives brighter light & increased visibility.