VIVOSUN: The #1 Choice for Indoor Grow

The most reliable ballast on the market - 1 million+ happy users and counting.
Operates on a 120/240 V, 50/60 Hz power supply.
Has a continuous power factor of 99.9%.

Exclusive Technology

"Soft Start"-allows multiple ballasts to start at the same time.
"Slow Light Start-up"- a healthy way to starup the bulb and reduces risks of premature failure of bulbs.

World Famous Warranty

At VIVOSUN, we believe in our products. That's why we back them all with a 3-year warranty and provide friendly, easy-to-reach support.

For Optimal Use:

Don't operate the ballast before you read and fully comprehend the instructions.
The ballast can't ignite lamps when it is hot. When reigniting the lamp after shutting
down, please wait 3 minutes to give time for the lamp to cool down.

• Note: Ballast should be the same watts as the bulb, or it may blow your bulbs. The extra setting is to adjust the brightness (lumen) of the bulb. Different lumens have different effect on the plants.
• Premium quality internal fan: ensure all ballast components are kept cool.
• Strike both metal halide and high pressure sodium bulbs, compatible with double ended lamps.
• Can withstand a wide range of voltage fluctuations from 98V to 268V and still supply a constant voltage to the lamps.
• What You Get: VIVOSUN ultra bright 1000w digital ballast, 8ft 120 volt power cord, four rubber feet, UL certified guarantee, our fan-favorite 3-year warranty and friendly customer service.

Note: Ballast should be the same watts as the bulb, or it may blow your bulbs. The extra setting is to adjust the brightness (lumen) of the bulb. Different lumens have different effect on the plants.VIVOSUN