NAV-T Super 400W 4Y

  • Type: 400 W
  • Voltage: 220V
  • Socket: E40
  • Colour temperatur: 2000K
  • Luminous flux: 55.000 lm

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OSRAM NAV-T Super 400W 4Y

VIALOX® NAV® SUPER 4Y® lamps are the brightest and most economical high pressure sodium lamps:

  • Up to 20% higher luminous efficacy (up to 150 lm/W) than standard NAV® 4Y® lamps
  • The same colour properties and applications as standard NAV® 4Y® lamps

Practical advantages over NAV® 4Y® lamps:

  • Existing installations: Higher lighting level for the same energy costs
  • New installations: Smaller number of luminaires and lamps, hence lower investment and operating costs


  • Wattage: 400W
  • Cap/Base: E40
  • Lamp voltage [V]: 100V
  • Colour temperat. [K]: 2000K
  • Energieeffiezienzlabel (EEL) A++
  • Lamp current [A]: 4.52
  • Luminous efficacy [lm/W]: 141
  • Luminous flux [lm]: 56500

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