Susan Lamp PRO

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400 Watt Metal Halide equivalent replacement, 234 LED Array @ 156 Watts

Teh "Susan" Lamp series developed by Lunera launched there first generation lights around 2014. These lights bost a 50%+ efficency improvement over Metal Halide with an output of around 15,000 lumens.

In particular the focus here is on the SN-VP-E39-400W-4000-G1, there are also "250W" and "175W" lights in the first gen series.


A small lot of these was aquired at the Electronics Flea Market for $10 each, these retailed for over $200 each, and can be had on ebay for under $100, there are also second generation and newer units available.

There are 234 medium power 4000K 3030 LEDs arranged in 26 parallel sets, each consisting of 9 LEDs in series. There are 4 Switch-mode Schottky Power Rectifiers that are designed to be connected to a magnetic ballast for Metal Hallide bulbs.


Outshine the competition using PLT SN-VP-E39-400W-4000-G1 LED high bay retrofit lamps in your large retail locations. These 400-watt equal metal halide replacements provide superior light quality and huge energy savings without the cost of converting your current fixtures or ballasts. The innovative LED is easy to install, simply remove the current metal halide bulb, screw in the new lamp, attach the lamp safety lanyard to a vent hole near the base of fixture, and enjoy the beauty of energy-efficient LED lighting!

  • Applicable locations include gymnasiums, warehouses, large retail stores, and high ceiling downlight
  • Runs on the same pulse- and probe-start magnetic ballasts as traditional metal halide lamps
  • Use in dry, interior conditions only; not for condensing humidities or damp locations
  • Lasts 5 times longer than metal halide lamps; 50,000 life hours
  • Works as a vertical downlight in open or vented fixtures
  • Has a 4000K, cool white illumination
  • Compatible with motion sensors
  • CRI of above 70


Brand:		PLT
MPN (Part No.):	SN-VP-E39-400W-4000-G1
UL Listed:	Indoor
CRI:		70
Color:		Cool White
Color Temp.:	4000 Kelvin
Bulb Type:	HID Retrofit
Life Hours:	50,000
Wattage:	156 Watt
Lumens:		15000
Ballast Type:	Magnetic/Metal Halide
Base Type:	Mogul (E39)/Mogul (EX39)
M.H. Equal:	400 Watt
Operating Temp:	125°F
Burn Position:	Vertical
Start Method:	Probe Start/Pulse Start
Length:		9.41 in.
Diameter:	8.27 in.
Warranty:	5 Years