ballast 
VIVOSUN Horticulture 1000w Dimmable Digital Electronic Ballast for Hydroponic $66.14

iPower 400W 600W 1000W Digital Dimmable Electronic Ballast for HPS MH Grow Light $80.99

Replacement 40W-55w Uv Ballast $46.09

Apollo Dimmable Digital Ballast 1000W - $60.00

600w Digital Grow Light Ballast | HPS/MH System | Refurbished - $34.99

VIVOSUN 1000 Watt UL Listed Dimmable Electronic Digital Ballast $60.00

1000W HPS MH Digital Dimmable Ballast Grow Light System Kit iPower $100.00

Quantum 1000 Watt Dimmable Digital Ballast 120/240 Volt $44.25

Universal MFG CAT#1230-33T 400W Watt 480V Volt High Pressure Sodium HPS Ballast $30.00

iPower Digital Dimmable Electronic Ballast for Hydroponics HPS MH Grow Light $64.63

Horticulture 600w Dimmable Digital Electronic Ballast for Hydroponic $64.99

400w 600w 1000w MH Grow Light Bulb HID Lamp for Ballast 4200K Hydroponic $12.99

HYDRO PLANET 1000W HPS MH DIGITAL ADJUSTABLE BALLAST $45.00

(LOT OF 3) Dimlux Expert Series (1000W Electronic Ballast Only) *OPEN BOX* $99.99

FOR PARTS iPower GLSETX600DHMACDIGITV1 Dimmable Grow Light System w Ballast $54.54

Hortilux SE 600 Ballast New $99.00

NEW Advance Electronic Metal Halide Ballast 210/315W PS 120-240V RZTMH210315ULFM $49.99

Phantom CMH Ceramic Metal Halide Digital Ballast, 315W, 120V/240V $100.00

Hortilux Gold Series 1000w Watt Grow Light E-ballast $199.99

TopoGrow 315W CMH CDM Grow Light Foucsed Fixture with 120/240V Ballast (NO Bulb) $59.99
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