Lifegard Aquatics Replacement Pro-MAX 55W, 90W & 120W UV Sterilizer Ballast

This Lifegard Aquatics Replacement Pro-MAX UV Sterilizer Ballast is for all Pro-MAX 55W, 90W and 125W UV Sterilizers. For both 3" and 5" diameter body units. Lifegard part # R450207.