M400MLTAC4M500K Magnetic Core and Coil Ballast, Metal Halide, 400W, 120-277V unlimitedlights.com
Superplant - 400W - MAGNETIC BALLAST WITH FUSE HPS/MH
Horti Gear Magnetic Ballast - Ayrshire Organics
Sylvania 47132 M400/MULTI-PS-KIT Magnetic Metal Halide Ballast Kit 400 Watt Pulse Start Multi-Tap 12 | Energy Avenue
Advance 71A6051-001D - Metal Halide Ballast - 400W | Energy Avenue
Sylvania 100300PS2516RP 120V 6/CS 1/SKU Incandescent PS25 Bulb Shape Three Way Inside Frost Finish 3 Contact Mogul Base 100Watt 200W 300W 120Volt 15845
Amazon.com : TOPHORT 400 Watts Digital Dimmable Electronic Ballast for HPS MH Grow Light Bulb Lamp (400W, Blue) : Patio, Lawn & Garden
Sylvania Lumalux S51 400W HPS Magnetic Ballast LU400/SUPER5-KIT USED – governmenttransitsurplus.com
Universal Core and Coil Ballast Kit For 400W Metal Halide Lamp 120V to 480V | P400ML5AC4M500K | Bulbs.com
GE GES400ML5AA4-5 Magnetic Core And Coil Ballast For (1) 400
Philips magnetic ballast with 400W Lec technology
S400ML5AC4M-500K HIGH PRESS SODIUM MAG BALLAST KIT 400W, 480 VAC, 60 HZ : IRONTIME SALES INC.
Omega 400w Magnetic Ballast
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Philips magnetic ballast with 400W Lec technology
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HID - Magnetic Ballast for HPS/Mh Lamp, HPS/Mh Ballast, 35-400W, 220V/50Hz - China Ballast and Magnetic Ballast
Lumatek 400W Electronic Ballast + Dimmer Electronic 400W Lumatek | Lighting \ Ballasts HPS & MH \ Electronic ballasts | Maxgrowshop.com
IceCap 400w Selectable Wattage Electronic Ballast | CoralVue
GE GES400ML5AA4-5 Magnetic Core And Coil Ballast For (1) 400
Universal Lighting Technologies M400MLTAC4M500K Magnetic Core and Coil Ballast, Metal Halide, 400W, 120-277V: Led Household Light Bulbs: Amazon.com: Tools & Home Improvement
Quantum 400w Digital Dimmable Ballast direct from Growers House
Plusrite 07230 - BAMH400-CWA/V4 7230 Metal Halide Ballast - Walmart.com
Superplant - 400W - MAGNETIC BALLAST WITH FUSE HPS/MH
![Plusrite BALU400-CWA-V3 HPS Magnetic Ballast [#1 in Lighting] | Bestledz.com](https://www.bestledz.com/media/catalog/product/cache/3/image/650x/bbb5b0ec49b4599a68be0496df15ef2c/p/l/plusrite_balu400-cwa-v3.jpg "Plusrite BALU400-CWA-V3 HPS Magnetic Ballast [#1 in Lighting] | Bestledz.com")