| ballast 
iPower 400W 600W 1000W Digital Dimmable Electronic Ballast for HPS MH Grow Light $109.99
Hortilux Gold Series 1000w Watt Grow Light E-ballast $199.99
iPower 400W Digital Dimmable Electronic Ballast for HPS MH Grow Light 1/2-Pack $95.99
(LOT OF 3) Dimlux Expert Series (1000W Electronic Ballast Only) *OPEN BOX* $56.00
Vivosun 1000W Digital Ballast Dimmable Knob Works With HPs, MH Lamps H1-1000cos $20.00
Galaxy 1000 watt selectable wattage ballast $40.00
Xtrasun HPS/MH1000W Digital Dimmable Electronic Ballast 1000Watt $29.00
QUANTUM HORTICULTURE DIGITAL ELECTRONIC BALLAST 600W 120-240V NEW $60.00
600w ballast magnetic rebuildable $49.00
1 Phantom Digital Ballast - 250 Watts - 120v/240v -operates MH/ HPS PLEASE READ $20.00
New Galaxy 600 Watt Electronic Energy Saving Grow Light Ballast 120 - 240 volt $50.00
600w Digital Grow Light Ballast | HPS/MH System | Refurbished - $34.99
1000 Watt Energy Saving Electronic Ballast for Grow Light HPS/MH1000W $60.00
Xtrasun Grow Lights 600W Sodium Grow Light Ballast BAS600A 120/240V/60Hz 6/3 Amp $99.00
iPower 600 Watt Digital Dimmable Electronic Ballast for HPS MH Grow Light 2-Pack $169.99
iPower 400/600/1000W Digital Dimmable Electronic Ballast for HPS MH Grow Light $117.99
XTRASUN Dimmable Digital Ballast 600W 120/240V Brand New In Box $50.00
600WATT Dimmable Digital Electronic Ballast W 600w HPS/MH $49.00
1000W HPS Grow Light System Kit Cool Tube w/Bulb and Digital Ballast SunSystems $120.00
Prism Lighting Science 315w Ceramic Metal Halide CMH Ballast 120/240v $35.95
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