The Galaxy Grow Amp 600 Watt ballast can operate a 600 watt lamp at 400 watts & Turbo Charge a 600 watt lamp. These ballasts will properly drive 400 Watt & 600 Watt HPS/MH lamps. Set the desired wattage on the Select-A-Watt dial & install the correct lamp. Galaxy Grow Amp ballasts come pre-wired with a Sun System lamp cord receptacle. They are compatible with all Sun System branded reflectors. Includes a 6 foot 120 volt power cord. Purchase a 240 volt power cord separately (#903082).
- Extremely efficient - 99.9%; 902215
- Operates 400 watt HPS/MH & 600 HPS lamps
- Soft starting
- Extruded aluminum housing
- Fan cooled for superior thermal management
- Lightweight, very quiet and limited vibration
- Voltage: 120 or 240