Grower's Choice 4K 500W Single Ended CMH Lamp

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Grower's ChoiceSKU: GC-4K-500-SE-CMH

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Sale price$159


Grower’s Choice 4k-CMH Daylight lamp is the best option for hearty vegetative growth leading to a healthy bloom phase. With a Color Rendering Index of 98 and intense full spectrum the Grower’s Choice 4k lamp provides near sunlight photon output. This leads to healthier and more robust vegetative growth.


  • For use in any 500W CMH fixture
  • Produces more PAR per watt than standard Metal Halide
  • Richest spectrum on the market
  • CRI of 97 makes this lamp the closest solution to sunlight available
  • promotes extremely tight internodal spacing leading to more flowering sites and a fuller canopy
  • Offers significant improvement in spectral quality over standard Metal Halide


  • Color: 4200K
  • Type: SE-CMH
  • Wattage: 500W
  • Initial Par: 800 umol/s
  • CRI: 97
  • Hours: 15,000
  • Manufacturer: Grower's Choice

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