Growers Choice 315 Watt CMH Bulb, 3,100K



Add to wishlist Browse Wishlist

SKU: GC315W3K01 Category:

The Grower’s Choice 315w CMH/LEC Lamps are suitable for use in all standard 315w CMH/LEC fixtures. Grower’s Choice 315w CMH/LEC Lamps use a proprietary phosphor coating on the outside of the arc tube to provide you with the richest spectrum on the market.

  • Contains precision gasses for enhanced spectral output
  • Generates much less heat than HPS and MH
  • More closely matches sunlight than ANY other lighting solution available
  • Growers report tighter inter-nodal spacing and better yields on flowering plants


  • For use in any standard 315w CMH/LEC fixture
  • Produces more PAR per watt than HPS
  • Richest spectrum flowering lamp on the market with a CRI of 90
  • Optimal for flowering but can be used for Veg as well
  • Promotes higher rate of metabolic activity and resin production through the use of UV and Far-red spectra

Performance Data:

  • Light output (Lumens @ 100 Hours): 37,000
  • Lumens per Watt (lm/w): 120
  • Rated life (Hours @ 10 Hour / start): 15,000
  • Correlated Color Temperature (K): 3,100
  • Color Rendering Index (CRI) or (Ra): ≥90
  • Photon flux (μmol/s): 570
  • Burning Position: U
Additional information
Weight 0.5 lbs
Dimensions 3 × 3 × 9 in