MKB Grow Corn K4 High-Powered Veg Lamps (2-pack)


  •  Free shipping in the USA (lower 48 states)
  •  Ships discreetly
  •  Ships in 2-4 business days


The K4 represents a new LED standard in vegetative operations. This efficient
powerhouse delivers smooth and powerful light in a beautiful 4000 or 5000 Kelvin spectrum for veg applications of all types. This flexible and value-conscious unit was designed for the grower looking to go beyond archaic HID and fluorescent grow lamps. These come in a pack of 2.


  • Low Heat
  • Mercury-free
  • 50,000 hour lifetime (over 5 years of 24-hour use)
  • DLC listed
  • 5-year warranty
  • Ships from California, USA


Spec sheet






Wattage draw: 36, 54, 63, or 100 watts

HLD replacement:

  • K4 36W LED = 75-100W MH
  • K3 54W LED = 100W MH
  • K3 63W LED = 250W MH
  • K4 100W LED = 315W CMH

Spectrum: Full-spectrum white; 4000K or 5000K

LEDs: 50,000-hour lifespan (5 years of 24-hour use)

Thermal management: Passive cooling

Operating/input voltage: Compatible with 110-240v AC fixtures

Additional details: DLC listed

Manufacturer’s Warranty: 5 years


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