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Sold in Quantities of:
1 unit(s)
ALB Price: $17.99 $14.59 (You save $3.40) per item
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 Quick Quote

400W Metal Halide ED37 Clear 4000K 43828 GE Lighting 400W M59/E probe start metal halide lamp. This lamp is a very common lamp in flood lights and wallpacks. Replacement for MH400/U & M400/U. 11.5 inches long with a E39-mogul base.

Metal Halide ED37 Bulb

This metal halide ED37 bulb is commonly utilized in floodlights and wall packs. It’s a reliable replacement for MH400/U & M400/U lamps. It’s an ED37 shape with a mogul screw E39 base. GE lighting is a reputable brand that’s known for its excellent quality, so order this bulb with full confidence.

Lamp Specs and Features

  • General Electric brand
  • HID metal halide technology
  • 17500-hour lifespan
  • 34500 lumen output
  • 400W
  • 4000K color temperature
  • 65 CRI
  • Universal burn position
  • ED37 bulb shape
  • Mogul screw E39 base
  • M59 ANSI code
  • 11.5” x 4.625”

Ongoing Customer Support

Our goal is to make your lighting project run smoothly every step of the way. Whether you need help selecting the right products or advice on proper installation procedures, our experts are happy to help. With over 30 years of experience in the industry, we have the technical expertise to assist you with any questions that may arise – at no extra cost to you.

Shop Online Now

Why pay more for a genuine General Electric ED37 bulb? We offer the lowest prices on the market, and our customer service is second to none. To speak with one of our helpful lighting specialists, please feel free to call 1-888-988-2852 or message us online through our website. Save on brand-name lights when you shop at Atlanta Light Bulbs.

This Item Replaces

This product is a direct replacement for the following items:
  • 043168438285
  • 43828 GE
  • 43828 GE MVR400/U GE
  • GE 43828
  • GE 43828 MVR400/U
  • GE BULB MVR400/U
  • GE MVR400/U
  • GE MVR400/U BULB
  • GE MVR400/U CP
  • GE MVR400/U LAMP
  • GE MVR400U
  • MVR400U


Minimum Qty 1
Brand General Electric
Technology HID - Metal Halide
Actual Wattage 400
Equivalent Wattage
Lumen Output 34500
Lumens Per Watt
Color Temperature (Kelvin) 4000
Color Rendering Index 65
Light Color
Bulb Shape ED37
Base Type Mogul Screw (E39)
Burn Position Universal
Beam Degrees
Ansi Code M59
Ballast Factor
Ballast Start Type
Useful Life Hours 17500
Dimmable No
Outdoor Rated No
DLC Certified No
LDL Certified No
LM79 Certified No
LM80 Certified No
TM21 Certified No
Energy Star Rated No
Manufacturer Code 43828
Manufacturers Notes
Diameter (Inch) 4.625
Dimensions (Inch) 11.5(Length) • (Width) • (Height)


Lead Time:
IN STOCK – Same Day Shipping (order by 4PM ET M-F)

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