Manufactured by Marl, 743 series LEDs have been specifically designed to meet the Rail Vehicle Accessibility Regulations for carriage entry door step lighting, and are now available from Aerospace and Defence Products .
Offering solid lighting efficiency, these LEDs have a life time of 50,000 continuous illumination, meaning they are essentially maintenance free.
They are energy efficient, making them a suitable replacement for halogen type fittings, and meet the RVAR Guidelines 1998: 6 (1) d.
743 series LEDs also comply with the Technical Specifications for Interoperability (TSI) regulations for the European Railway network.
Supplied with a constant current driver, they can be connected through a rail approved power supply unit to the carriage wiring loom, and extension cables can be supplied where required.
The devices are housed in a black anodised aluminium enclosure, with a hardwearing chrome aluminium bezel, and are resistant to vandalism and accidental damage. Lenses in these LEDs are made of toughened glass.