This is a Philips TL-D 36W BLB tube – A 4ft 36w T8 Blacklight blue Tube with a G13 cap. These lamps are frequently used for inspection and forgery detection purposes as well as in nightclubs and sign lighting. They have an average lamp life of 12,000 hours and an A class energy rating.
Manufacturers Part No (where applicable) : 8711500951151
This Phiilps product is available for just £17.88
at LampShopOnline Ltd