This is a brand-new Philips brand TUV 8W T5 299305 UV lamp, not a cheap copy, sold at a price lower than many after-market and generic lamps and much lower than OEM lamps.  It measures about 11.9 inches, including the 2 pins on each end of the lamp.   The lamp is rated at 8 watts.  Its peak output is at 254nm for use in systems by many different manufacturers, including:

•  American Ultraviolet GML205
•  Aquafine 3010, SP1
•  Aquanetics Clarifier, ALA-8, 8, PQ8IL, Q14L, Q8IL, Q8ILHP, Q8SPT
•  Atlantic Ultraviolet A75, DV75, 05-1108-R, 05-3228
•  Barnstead Thermo Fischer Scientific 04141
•  Coral Life Mega Pond Filter System 8 Watt
•  Custom SeaLife U2
•  Eiko G8T5
•  ELGA LabWater LC105
•  Evoqua Water Technologies W2T167317
•  Fish Mate 8 Watt, 329, AN1329, BioPond, Compact UV
•  Fish Mate 500 Gravity UV, 1000 Gravity UVA AN228, 1200 Gravity UVA AN337, 800 Gravity UVA AN336
• General Electric 11077, G8T5
• Hagen Laguna Pond PowerClear 1000, PT-1650 PowerClear Max 1000 UV Stabilizer, PT-520 PowerClear 1000 UV Stabilizer
• Hawaiian Marine AN-8, AN-8A
• Hozelock Cyprio Ecomax 1000- Bulb no. 1358
• Hearing Aid Sanitizer
• Ionic Breeze Desktop GP
• Laguna Power Max 1000, PT-1650, PT-1651, PT-521
• Light Sources LTC8T5
• Light Tech LTC8T5
• Osram Sylvania 21061, G8T5,a G8T5/OF, HNS 8W G5
• Philips Lighting 299305
• Philips Lighting TUV 8T5
• Purely UV Products PUVLB508
• Sankyo Denki G8T5
• Sharper Image Ionic Breeze Desktop GP
• Spectronics BLE-8T254
• SterLRay A75, DV75
• Thermo Fisher Scientific 04141
• Tropical Marine Pond Clear UV8
• Ultra Dynamics 7001-727
• Ushio 3000016,Ushio G8T5
• Vecton UV Pond Clear Advantage UV8

US buyers get FREE SHIPPING to ANY point in the US. Foreign buyers please request shipping charges prior to bidding. Payment must be received within five days to avoid negative feedback.