GoodBulb 400W Metal Halide Lamp – BT28, E39 Base, 4000K Neutral White, M135/M155(2-Pack)
Specs
Couldn't load pickup availability
If you have any questions, chat with a Lumen Master, we are lighting specialists who enjoy talking about light bulbs, long walks in the park, early-morning yoga, and late-night guitar hero jam sessions.
*** Returns are expensive & time consuming, chat with a Lumen Master to confirm you made the right choice.
Specs
About
The GoodBulb 400W Metal Halide BT28 Lamp delivers powerful, high-intensity illumination designed for commercial and industrial environments. With a long 18,000-hour rated life, crisp 4000K neutral white color, and reliable E39 mogul base, this HID lamp provides consistent brightness and durability. Built for performance, the lamp operates on ANSI M135/M155 ballasts and offers dependable color rendering with a CRI of 70.
Ideal for high mounting heights, warehouses, gymnasiums, parking structures, and large-area lighting, this GoodBulb metal halide lamp ensures excellent lumen output and long service intervals.
Applications
The GoodBulb 400W BT28 Metal Halide Lamp is ideal for replacing standard 400W HID lamps in:
-
Warehouses
-
Factories & industrial...


Talk to a Lumen Masters
A Lumen Master at GoodBulb is a trained lighting specialist who cares more about helping others than just making sales.
They understand that purchasing light bulbs is not easy and there are more bulbs than you can imagine. Start shopping for light and if you have questions we are here to help.