Reg:325 Sale:238 Balboa O3zone UV Electronic Ballast Product Details: Our UV lamp ozone with PlasmaCell? yields higher, consistent ozone levels using 1/3 the energy of conventional UV generators. In addition, the SmartStartTM solid-state electronic ballast eliminates start-up flicker, sputter, electronic noise and GFCI tripping. Ozone (mg/hr @ 2 lpm): 30 Ozone (ppm) :125-163 (CE/UR) Max Spa Size (gal): 500 Ams (typical): 0.4 Power Usage (watts): 30 Power Supply (110-240 VAC50/60 Hz): Convertible