Suitable for MH and HPS :TOPHORT electronic dimmable ballast patible with both MH and HPS bulbs, 120V and 240V power supplies. Super-Safety: Built in cooling fan and Graduating fin design to minimize ballast temperature. Protection against Short Circuit, Power Surge, Ignition Failure, Overheat, End-of Bulb-Life.
Adjustable and High Efficiency Super LumenAdjustable at 100%, 75% and 50% for maximum efficiency. Up to 30% more lumens than magnetic ballasts for improved yields.TOPHORT digital ballasts are tuned for minimal Total Harmonic Distortion (THD%). We are dedicated to try our best to service each of our customers Thanks for choosing us and wish you happy shopping 1. TOPHORT Ballast patible with both MH and HPS bulbs 2. Compatible with 120V and 240V power supplies 3. High-frequency output results in less power loss (50/60Hz Frequency) 4.99% Power factor Replaceable outset fuse by input terminal for short circuit protection Short circuit protection by automatic power shut off for ultimate safety Fast lamp ignition by lighting up the bulbs within 1-2mins max 5. Lightweight (Under 10lbs) , UL certificate 6. Do operate the ballast before you read & fully prehend the product instructions. The ballast can ignite lamp which is overheated. Re-ignite the lamp before giving the lamp sufficient time to cool down. We usually respond within 24 hours on weekdays. Any product you return must be in the same condition you received it and in the original packaging. The item "1000 Watt Digital Dimmable Electronic Ballast For HPS MH Grow Light Bulb Lamp" is in sale since Wednesday, May 22, 2019. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Hydroponics & Seed Starting\Grow Light Ballasts". The seller is "wicjitj_0" and is located in New York, New York. This item can be shipped to United States.