ballast 
TOPHORT 1000W Digital Dimmable Electronic Ballast for 1000 1000W, Purple $19.99

Phantom II PHB2010 1000 Watt 120/240V Dimmable Digital Grow Light Ballast - NEW $115.00

NEW Phantom 400 Watt digital ballast $69.00

Global Greenhouse Lighting DIGI 1000 Watt Ballast - Open Box $70.00

VIVOSUN 400 W Dimmable Digital Ballast MH HPS Grow Ballast Hydroponics/ Reef. $66.99

iPower 400W 600W 1000W Digital Dimmable Electronic Ballast for HPS MH Grow Light $108.29

iPower 1000W Digital Dimmable Electronic Ballast for HPS MH Grow Light 2-Pack $230.84

VIVOSUN 1000w Dimmable Digital Electronic Ballast for MH HPS Bulb 120~240V $99.99

Digital 600 Watt Ballast, Compatible With Hps, And Metal Halide Bulbs. $97.99

Brand New 400W Ballast Digital Dimmable Electronic HPS/MH400w Grow Light System $34.99

Quantum Horticulture 400 Watt Dimmable Electronic Ballast HPS/MH 120V/240V QT400 $79.99

Prism Lighting Science 315w Ceramic Metal Halide CMH Ballast 120/240v $39.95

iPower 400W Digital Dimmable Electronic Ballast for HPS MH Grow Light 1/2-Pack $180.49

Phantom II PHB2010 1000 Watt 120/240V Dimmable Digital Grow Light Ballast - NEW $185.85

Phantom PHE600D 120/240V Dimmable HydroFarm 600W Grow Light Ballast $110.00

Electronic ballast ELXD 200UV 255 200W $175.00

Solis Tek ST1241 1000W Max Ultra High Frequency Dimmable SE/DE Digital Ballast $40.97

SolisTek 600w SE/DE Digital Ballast 120/240 V STK600 $95.00

SUN SYSTEM LEC 630w ELECTRONIC BALLAST 120/240V HGC906640 $250.00

iPower 400W Ballast HPS MH Grow Light System Kit Wing Reflector Set $70.00
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