Calutech - 200 UV Light Bulb for Germicidal Air Treatment Select Product Below:Replacement Electrical Ballast Range: 0 to 20 Watts

Range: 0 to 20 Watts per square centimeter

With an arc length of 20"

We recommend that you replace the light bulbs annually for efficiency

Arc Length: 25

Calutech - 200 UV Light Bulb for Germicidal Air Treatment Select Product Below:Replacement Electrical Ballast Range: 0 to 20 WattsGuaranteed Replacement Ultraviolet (UV) Bulb 4 Pin in Straight line on a Single End 2G11 U bend tube 36 Watts 16. 14 Inch Length Lamp Worry Free Performance for 1 Year Specifications: Wattage: 36 Watts Wavelength range: 254NM Length: 16. 14 inches (410mm) Base: 4 pin on a single end 2G11 Base Material: Ceramic Bulb Shape: Twin Tube T16 Average Lifespan: Up to 10,000 hours Technical Data Sheet: Calutech 200 UV Light Bulb is 36 watts and 100% compatible