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Small GE 28155 T5 aviation lamp with pinless base

GE

GE 28155 5004 4W T5 Aircraft Aviation Lamp

SKU CH-2BDP-48F8E

A 4 W T5 low-voltage discharge lamp rated for 7 500 hours in aircraft applications

  • Power rating4
  • Lifespan (hours)7500
  • Product typeAutomotive Bulbs
  • Low-voltage 5004 WW discharge for aircraft use
  • 4 W power draw keeps energy use minimal
  • Miniature pinless base fits tight instrument panels
  • 7 500-hour rated life reduces replacement frequency

Aviation miniature lamp

The GE 28155 is a 4W T5 low-voltage discharge bulb with a pinless base, rated for 7500 hours of service life. It carries the 5004 WW designation for aircraft applications where reliable miniature lighting is required.

Replaces legacy miniature discharge bulbs

This lamp serves as a direct replacement for worn 5004-type bulbs in existing aircraft fixtures. The jump is worth it when the original bulb reaches end of life or when a fresh 7500-hour rating restores the maintenance interval. Buyers needing a different base type, voltage, or wattage should verify the fixture specification before ordering.

How it compares

Measured against everything we stock in General-Purpose & Specialty Bulbs, at today’s prices. Recalculated every night.

Price $16.99
Typical for this category: the median of 1,791 items is $17.99.

Specifications

Product
Brand nameGE
Product typeAutomotive Bulbs
Power
Power rating4
More details
Lifespan (hours)7500

Questions about this item

What socket or fixture does the 5004 WW base fit?

The 5004 WW miniature pinless base is designed for aircraft lighting sockets that accept this specific base type.

What is the correct way to seat the lamp, and what mistake should I avoid?

Align the lamp with the socket and press straight in until fully seated; twisting during insertion can damage the base contacts.

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