247Garden distributes Welthink silver line digital ballasts for green house and hydroponics. This is a non-fan and ambient cooling digital ballast. It's featured with a relatively large heat sink for dissipation. There are a total of 64 cooling fins are constructed to cool down this digital electronic ballast at the full power situation. Tallest cool fin is measured at 1/2 inch. Two symmetrical brackets are designed to lift this ballast off the mounting surface at 1/8 of an inch clearance. Operators can not only mount this ballast, but also hang it on a rail through the 3/8" mounting rail on the top profile. Multiple of these ballasts can be assembled on a single rail system. Our Silver line Welthink digital ballast has been designed to meet the demand of rail system in large scale green house operations. It's totally ready to take on the demand of indoor garden hobbyists. We carry three settings of this line of ballast from 400 Watt to 1000 Watt. It's configured to one setting for consistence and stable output. Welthink ballasts are simply designed to perform the work and get the job done at once. All of our silver line ballast are certified with UL, CUL, EMC and ROSH. Features: Runs for Metal Halide and High Pressure Sodium Constant power output: Constant output between -15% - +15% Open and short circuit protection Quiet Operation: minimum sound signature Working Temperature: -10 to +40 degrees C Specifications: Rating Voltage 120 Volt Input Power 1060 Watt Input Current 8.84 A Power factor > 0.98 THD < 10% Safety Voltage 110-240 V Lamp Power 1000 Watt Dimensions 404mm x 135mm x 97mm Weight 9.5 lbs
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