Ballasts & Bulbs

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Grow Lights Yield Lab HPS 400w Lamp HID Bulb (3 Pack) next to boxGrow Lights Yield Lab HPS 400w Lamp HID Bulb (3 Pack) laying flat
Sale price$69.85 Regular price$104.85
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Yield Lab HPS 400w Lamp HID Bulb (3 Pack)
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Grow Lights Yield Lab MH 400w Lamp HID Bulb (3 Pack) next to box Grow Lights Yield Lab MH 400w Lamp HID Bulb (3 Pack) features
Sale price$49.85 Regular price$89.85
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Yield Lab MH 400w Lamp HID Bulb (3 Pack)
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Grow Lights Yield Lab HPS 400w Lamp HID Bulb next to boxGrow Lights Yield Lab HPS 400w Lamp HID Bulb laying flat
Sale price$19.95 Regular price$34.95
FREE SHIPPING
Yield Lab HPS 400w Lamp HID Bulb
Save $14
Grow Lights Yield Lab MH 400w Lamp HID Bulb next to boxGrow Lights Yield Lab MH 400w Lamp HID Bulb laying flat
Sale price$15.95 Regular price$29.95
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Yield Lab MH 400w Lamp HID Bulb
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Grow Lights Eye Hortilux 400W Super HPS Enhanced Spectrum Bulb side profileGrow Lights Eye Hortilux 400W Super HPS Enhanced Spectrum Bulb par chart
Sale price$85.95 Regular price$94.95
Eye Hortilux 400W Super HPS Enhanced Spectrum Bulb
Save $41.98
Grow Lights Hortilux Blue (Daylight) Super Metal Halide (MH) Lamp, 400W side profileGrow Lights Hortilux Blue (Daylight) Super Metal Halide (MH) Lamp, 400W spectrum chart
Sale price$87.97 Regular price$129.95
Hortilux Blue (Daylight) Super Metal Halide (MH) Lamp, 400W
Save $40.05
Grow Lights SunMaster 400W MH Full Nova 6000K Lamp (pulse start) with box
Sale price$59.95 Regular price$100
SunMaster 400W MH Full Nova 6000K Lamp (pulse start)
Save $7.01
Grow Lights Interlux 400W HPS DE Lamp
Sale price$37.99 Regular price$45
Interlux 400W HPS DE Lamp
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Grow Lights USHIO 400w Super HPS Lamp side profileGrow Lights USHIO 400w Super HPS Lamp box
Sale price$54.95 Regular price$75.95
USHIO 400w Super HPS Lamp
Save $46.13
Grow Lights Quantum 400W Digital Ballast, 120/240V Dimmable sideGrow Lights Quantum 400W Digital Ballast, 120/240V Dimmable box
Sale price$113.82 Regular price$159.95
Quantum 400W Digital Ballast, 120/240V Dimmable
Save $18.58
Grow Lights Hortilux Metal Halide (MH) HO Lamp, 400W, Horizontal side of bulbGrow Lights Hortilux Metal Halide (MH) HO Lamp, 400W, Horizontal spectrum chart
Sale price$56.37 Regular price$74.95
Hortilux Metal Halide (MH) HO Lamp, 400W, Horizontal
Save $18.07
Grow Lights Hortilux e-Start Metal Halide (MH) Lamp, 400W side of bulbGrow Lights Hortilux e-Start Metal Halide (MH) Lamp, 400W spectrum chart
Sale price$58.88 Regular price$76.95
Hortilux e-Start Metal Halide (MH) Lamp, 400W
Save $15.21
Grow Lights Digilux Digital High Pressure Sodium (HPS) Lamp, 400W, 2000K next to boxGrow Lights Digilux Digital High Pressure Sodium (HPS) Lamp, 400W, 2000K box close up
Sale price$74.74 Regular price$89.95
Digilux Digital High Pressure Sodium (HPS) Lamp, 400W, 2000K
Save $31.01
Grow Lights SunMaster 400W MH Blue Ice Lamp 5500K side profile
Sale price$53.99 Regular price$85
SunMaster 400W MH Blue Ice Lamp 5500K