RuggedGrade LED Corn Light Bulb Series – E39 HID/ HPS/ Metal Halide Replacement bulbs – Commercial Grade



What are Corn Bulbs? LED Corn bulbs are the latest in LED Technology. Strange looking, but very effective. High efficiency lighting technology for a variety of uses. Easily replace your large light fixtures with our LED retrofit E39 LED bulbs. Designed for large fixtures including wall packs, high bay lights, parking lot lights and more. They are designed to last up to 20 years. No more changing out metal halide or other bulbs every year or two. Save money on energy and on bulbs!

Our LED Bulb is built to last and rated IP64 for Waterproof which is indoor and outdoor rated. Clear cover protects LEDs from dirt and moisture extending the life of the bulb.



  • E39 Base / Large Mogul Style

  • 200 and 240 watt are NOT rated for enclosed fixtures. Up to 150 watt are.

  • 360 Degree LED Corn Light Output

  • IP64 waterproof rating for indoor and covered outdoor use

  • Latest 2016 Technology: SMD2835 LEDs with 50,000 Life

  • Bright white 5000k color

  • Aluminum with plastic cover

  • Warranty: 5 Years


About RuggedGrade
RuggedGrade is committed to higher quality LED products. Industrial Grade solutions at affordable prices

Designed in the USA. Copyright 2012-2021

Product Features

  • BRIGHT LIGHT -300 Watts has up to 39000 Lumens and can replace a 1000 watt HPS/HID/HALIDE lights, 2000W incandescent or 400W CFL. 5000K light color ensures a bright clear light.
  • EASY INSTALLATION – Easy LED retrofit. Connects directly into E39 Mogul Bases. Just screw in. Please note that in some cases the ballast may have to be bypassed when changing to LEDs. Most are plug and play but please check (LEDs uses a driver, not a ballast)
  • BETTER DESIGN – Uses LED SMD2835 Technology to obtain 130 lumens per watt and project light in a 360 degree fashion. E39 LED Corn Bulb Style. LED Retrofit Bulb. Designed for better cooling with Larger Size, aluminum Heat Sink and built in fan ensure long life performance
  • QUALITY AND WARRANTY -High Quality Aluminum Design has an IP64 Waterproof rating. Unit is backed by our 5 Year Warranty.
  • EASY INSTALLATION – Easy LED retrofit. Connects directly into E39 Mogul Bases. Just screw in. Please note that in some cases the ballast may have to be bypassed when changing to LEDs. Most are plug and play but please check (LEDs uses a driver, not a ballast)

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