SKU: 76631444422
400 watt grow light bulb

400 watt grow light bulb MP400/BT37/U/PS/4K SUPRA LIFE 400 WATT PROTECTED PULSE START METAL HAL – Bulborama

Sale price$19.54 Regular price$21.71
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Ships within 48 hours · Estimated delivery Nov 16 - Nov 21

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Description

400 watt grow light bulb MP400/BT37/U/PS/4K SUPRA LIFE 400 WATT PROTECTED PULSE START METAL HAL – Bulborama400 WATT PROTECTED PULSE START METAL HALIDE BULB MOGUL E39 BASE BT37 SHAPE UNIVERSAL BURNING POSITION LONG LIFE 24,000 HOURS Up to 50% faster warm up and restrike time Revolutionary arc tube and improved capsule design delivers greater efficiency and better lumen maintenance than standard metal halide lamps Requires a pulse start ballast Quartz Jacket surrounds the internal arc tube for protection, safety, and longer lamp life Supra Life Pulse Start

400 WATT PROTECTED PULSE START METAL HALIDE BULB - MOGUL E39 BASE - BT37 SHAPE - UNIVERSAL BURNING POSITION - LONG LIFE 24,000 HOURS -

  • Up to 50% faster warm-up and restrike time
  • Revolutionary arc tube and improved capsule design delivers greater efficiency and better lumen maintenance than standard metal halide lamps
  • Requires a pulse start ballast
  • Quartz Jacket surrounds the internal arc tube for protection, safety, and longer lamp life

Supra Life Pulse Start metal halide lamps are engineered to offer top performance, energy efficiency, and long life. For use wherever high performance lighting and accurate color rendition is required. Supra Life metal halides will maintain consistent color throughout their extended lifespans, saving you money on maintenance and bulb replacements. Bulborama energy efficient Metal Halide bulbs provide bright white light and can be used in commercial, industrial, retail, stadium, area, or architectural applications. Supra Life pulse start metal halide bulbs provide 24,000 burning hours, and last up to 4 times longer than standard lamps. For high performance HID lighting and exceptional color rendition, Supra Life metal halides stand alone as the industry leader!

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 76631444422

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4.9 ★★★★★
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Verified Purchase
Amazon Customer
Louisville, US
★★★★★ 5
great product
Color: 2Pcs-Large L Hooks-Orange
worked great very strong. definitely will buy again. used them to hang shovels and more inside of my van
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 12, 2026
R
Verified Purchase
RYAN J.
Charlottesville, US
★★★★★ 5
Good stuff!
Color: 2Pcs-Large L Hooks-Black
Very strong magnets. Holds heavy extension cords with ease.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 20, 2026
S
Verified Purchase
Swannie ds
Whiting, US
★★★★★ 4
Strong magnet
Color: 2Pcs-Large L Hooks-Orange
Strong magnet I used it in my storage building
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 2, 2025
D
Verified Purchase
Diego Vargas
West Palm Beach, US
★★★★★ 5
Nice and big
Color: 2Pcs-Large L Hooks-Black
They're strong the thicker the steel or iron you attach it to the better it sticks. It has a rubber coating over them magnets so they won't shatter when you stick them.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 11, 2025
J
Verified Purchase
Janet R.
Chelsea, US
★★★★★ 1
do not recomment
Color: 2Pcs-Large L Hooks-Black
horrible product, it doesn't even hold itself up
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 13, 2025

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