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Ster-L-Ray ATS4-739 Replacement UV Lamp (05-0719)

Ster-L-Ray ATS4-739 Replacement UV Lamp (05-0719)

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The Atlantic Ultraviolet 05-0719 UV replacement lamp is a replacement lamp for the Atlantic Ultraviolet EV-12E, DWS-12V, SE-12V, GDS-12, and Tri-12 system as well as generic replacement lamp for other UV systems. The 05-0719 is a 4 pin single ended (B16) lamp that is 29 inches long (739mm). The lamp operates at 33 Watts with a quartz outside diameter of 15mm. It is extremely important to replace this lamp every 12 months to maintain proper system efficacy. As the key component of your UV system, the lamp renders micro-organisms harmless when they pass through the UV rays. Consistently exchanging aged lamps with fresh ones after 10,000 hours ensures you get the cleanest water your system can offer.


  • 4 Pin Single Ended B16 Lamp
  • 33 Watts
  • Length: 29"/739mm
  • Replace every 12 months

Alternate Part Numbers

05-0719, ATS4-739, 42052, WTA4-739, P12-4-739, GL739-4, GL739/4, ATS-4-739, UVATS-4-739, ATS4739

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