CureUV Brand UVC Bulb for Laguna PT-1521 Coating:None Original Manufacturer has begun adding

Original Manufacturer has begun adding a feature on some US Water Systems Power Supplies requiring a key to be replaced with the lamp to reset the countdown timer

The Sterilight R-Can S8Q Replacement UVC Light Bulb is a four-pin stepped on a single end 38 Watts germicidal water treatment bulb

the 250 WPI curing lamp bulb has wattage of 2000W and is compatible to the IST UV systems

TU178 or TU178/11 or TU178/14

Plug Type North American

CureUV Brand UVC Bulb for Laguna PT-1521 Coating:None Original Manufacturer has begun addingGuaranteed Replacement Ultraviolet (UV) Bulb 4 Pin on a Single End 17 Watts 14. 06 Inch Length Lamp Worry Free Performance for 1 Year Our CureUV brand Replacement UVC Light Bulb for Laguna PT 1521 is a 17 watts UV bulb that has a lamp length of 14. 06 inches. The four pin on a single end bulb has a bulb shape of T5 and is made using ceramic as its base material and has an average lifespan of 10,000 hours. The light bulb has a wavelength range of 254