LSE Lighting UltraMAX AS-OH-1001 ASOH1010 T3 12" Compatible UV Bulb Brand: LSE Lighting - Professional Ultraviolet Lighting Brand - Lamp and Quartz Sleeve Assembly - Base Type: 4pin Cell Type Length Approx: 12" - Super Life: 17,000hrs This compatible UV lamp assembly by LSE Lighting brand will fit all of the units below. UMX: UMX-1000T3, UMX-2000T3, UMX-1200T, UMX-1202T, UMX-1224T, UMX-12242T, UMX-2412-EZ, UMX-2412-EZ-M, UMX-12012-EZ, UMX-12012-EZ-M, UMX-24012-EZ, UMX-24012-EZ-M UME: UME-1000T3, UME-2000T3, UME-1200T, UME-1202T, UME-1224T, UME-12242T UVS: UVS-1200T, UVS-1202T, UVS-1224T, UVS-12242T UVE: UVE-1200T, UVE-1202T, UVE-1224T, UVE-12242T. All lamps listed are compatible brand (LSE Lighting) UV products. We do not sell Ultravation brand lamps. All Ultravation brand names, trademarks and logos are property of Ultravation.