Magnetic Ballasts

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Magnetic ballasts are compatible with a large amount of bulbs, from the cheapest to most the expensive.

Magnetic ballasts are easy to use, maintain, and do not have any RFI output.

Sort by manufacturer: Hydrofarm, Sunleaves, Sunlight Supply

Crop Master HPS 600 Watt Ballast

When you want reliable quality, a magnetic Sun System Crop Master 600W HPS ballast is a good choice for years of trouble-free use.

Hardcore Switchable 1000 Watt Ballast

The Sun System Hardcore switchable 1000-watt 120/240-volt ballast is compact in size and runs cool.

Hydrofarm Powerhouse Ballasts

When you say "grow lights" you mean Hydrofarm, and Hydrofarm grow lights mean business. Hydrofarm has been perfecting HID ballast design since 1977. The Hydrofarm Powerhouse ballast has evolved into one of the most durable brands on the market today.
$209.95 - $259.95

Hydrofarm Xtrasun Ballast - 1000W convertible

Hydrofarm's Xtrasun ballasts give you reliable service at an affordable price.

Sunleaves Simple Two-way Ballast - 1000W

If you are looking for an economical ballast, the 1000W Sunleaves Simple Two-way Ballast is a good choice.

Sunleaves Two-way Ballast - 1000W

The Sunleaves 1000W Two-way ballast features a common power outlet with 120/240-volt dual-voltage capabilities.

Sunleaves Two-way Ballast - 400W

The Sunleaves 400W Two-way ballast powers either high pressure sodium (HPS) or metal halide (MH) lamps.
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