400 Watt Lumatek 120/240 Volt HPS/MH Switchable Electronic Ballast; $125.00
Sunlight Supply 1000 Watt Metal Halide
Appleton 1000 watt Metal Halide Ballast; very reliable,One Year Warranty! buy this and get your money back in the form of a store credit if it fails within one year.
1000 Watt Sunlight Supply High Pressure Sodium Ballast; $85.00
Lumatek 600 Watt 120/240 Volt High Pressure Sodium Digital Grow Light Ballast $150.00
1000 Watt Electronic Ballast $175.00