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£29.95 ex VAT

  • Availability – Out of Stock / Due w/c 27/08
  • We can offer an equivalent lamp called a GPH810T5L/4 which is available from stock. This is 33 mm shorter than the original lamp but this will not affect the performance of your uv system. Please see link below.
  • Lamp – GPH843T5L/4.
  • Type – Ultraviolet / Germicidal Lamp.
  • Application – Air and Water Disinfection.
  • Length – 843 mm.
  • Output – 41 watts.
  • Base – 4 pins.
  • Replace after 12 months.
  • We ship to the UK and Europe.
Quantity discounts
1-5 £29.95
6-10 £29.20
11+ £28.45


This ultraviolet or germicidal lamp is used in air purification and water disinfection systems.

Also known as a :

  • GPH843T5L/4 HA
  • GPH843T5L/4 LT
  • GPH843T5L/LS/40W
  • GER36SE
  • UV028104

We can also supply a UV Lamp Ballast for this lamp. Please see below.

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