OG-315 Economy Reflector with 315W Ceramic Metal Halide Lamp and Electronic Ballast

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16.40 (in)
13.20 (in)
16.40 (in)

The OG-315-E CMH Economy Open Reflector Grow Light System is designed to optimize the entire light spectrum for complete vegetative and flower production. Vertical lamp orientation combined with superior photometric performance creates a greater amount of uniform light nutrients.


  • New reflector specifically designed for the 315W full spectrum CMH lamp delivers better performance than traditional 600W HPS fixtures
  • Vertical lamp orientation provides longer lamp life, resulting in more cycles and less lumen depreciation between lamp changes


  • Lamp Wattage: 315W
  • Operating Voltage: 100V
  • Operating Current: 3.15A
  • Initial Lumens: 32,000
  • Lamp Lumens Per Watt: 102
  • Rated Life: 20,000 hours
  • Color Temperature: 4000K
  • Color Rendering Index (CRI): 95
  • Burning Position: Universal
  • Bulb Designation: T15
  • Fixture Rating: Open/Enclosed
  • ANSI Designation: C182/O

CMH BALLAST (GLB-315-A-120/277)

  • Operates all 315W CMH lamps
  • Soft start stabilizes start-up loads and extends lamp life and performance
  • LED status displays voltage and wattage in normal operation
  • 6' 120VAC Power cord provided
  • 120/208/240/277VAC voltage sensing input
  • Standard S-Type lamp connector
  • cULus Listed for Damp Location

Growlite reflectors and/or hoods are warranted for a period of five years. Electronic ballasts will be warranted by the manufacturer for a period of three years. Lamps are not manufactured by Growlite and are not warranted by the manufacturer. The warranty does not cover physical damage, abuse or instances of uncontrollable natural forces. See the full Growlite warranty document for detailed information.

Installation Instructions