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The (T4W) 233C Cobalt bulbs are top quality car bulbs and come with full E1 status and TUV approval, indicating that these 233C Cobalt bulbs have passed the most rigorous European testing regime. These Autolamps 233C Cobalt bulbs are manufactured to strict tolerances in Germany so you know you can count on these bulbs to work first time and every time.

These bulbs are coloured Blue and are ideal for styling - an LED range is also available


  • Direct replacement (T4W) 233C Cobalt bulbs
  • All bulbs are manufactured to stringent quality standards in Germany
  • These 233C Cobalt bulbs have E1 status and TUV approval
  • (T4W) 233C Cobalt bulbs rated at 12V/4W
  • Completely safe to use with plastic headlight lenses
  • Sold in pairs

    233C Cobalt Blue Car Bulb - Schematic
233c (T4W) Cobalt Bulbs (Blue)
233C Blue Standard Bulbs - Blister Pack of 2   £ 3.95
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