1000 Watt - BT37 - Metal Halide - Reduced Envelope - Unprotected Arc Tube - 4000K - ANSI M47/E - Universal Burn - MH1000W/U/BT37 - PLT 9268144

Sunlite 03663-SU MH400/U/MOG M59 Metal Halide Lamp, 400 Watts, Mogul Base (E39), ED37, 12,000 Hour Life Span, 36000 Lumen, Clear Finish, 400 Watt, 400 Watt

GE Lighting 18205 HID 1000-Watt, 105,000H/ 115,000V-Lumen BT37 Light Bulb with Mogul Screw (E39) Base, 1-Pack

1000W Metal Halide Light Bulb - BT37 - Probe Start - 4200K - ANSI M47/E - Mogul Base - Universal Burn - MH1000/BT37/U/4K

Howard Lighting M-1000-4T-CWA-K 1000W Quad Tap Metal Halide Ballast Kit

Sylvania 64468 - 1000 Watt - BT56 - METALARC - Metal Halide - Unprotected Arc Tube - 4000K - ANSI M47/S - Universal Burn - M1000/U

Mogul Base Socket 12 in. Lead - No. 14 AWG - 200 Deg. C - 600V Pulse Rated - For Standard MH, Pulse Start MH and HPS Lamps

SYLVANIA General Lighting 64469 Sylvania Compact METALARC HID Lamp, 3800K

Plusrite 1028 MH1000/BT37/U/4K 1000W Metal Halide Light Bulb

General Hydroponics pH Up Liquid Fertilizer, 1-Quart

Plusrite 7274 - 1000 Watt - Metal Halide Ballast - 5 Tap - ANSI M47/H36 - Power Factor 90% - Max. Temp. Rating 212 Deg. F - Includes Oil Filled Capacitor and Bracket Kit