<ul><li>Input: AC 100-120V/60Hz,standard Uited States three-pin plug.</li><li>Output: For 25-40W 425ma UV lamps standard 4pin.</li><li>Suit for HQUA-OWS-6,12 6GPM 12 GPM UV water sterilizer.</li><li>Good Quality and Safe design.</li><li>No beeper,2024 new released, better quality, greater compatiblity.</li></ul><br><br>HQUA Water Sterilizer Ballast is designed for our relevant UV lamps.As a part of the water sterilizer,this ballast could working perfectly in the whole American Power Grid.With good quality,it's lifetime is 3-5 years,but the uv lamps must be replaced every year to ensure it's working right.The design of circuit and thickness of the electric wire to ensure the safety.This ballast will be a good choice if you need one professional product like this in your water purification system.

HQUA-OWS-455EB 120V 25-40W Electronic Ballast for HQUA-OWS-12/6 UV Water Sterilizer, Ballast for UV Lamps, 2020 New Released