CMH/LEC

ceramic metal halide

CMH (Ceramic Metal Halide) or LEC (Light Emitting Ceramic) lamps are two different terms that refer to the same technology.

A CMH grow light is like a metal halide (MH) lamp. However, while an MH lamp uses a standard quartz arc tube, the CMH is built with a ceramic arc tube. This is similar to the material used for HPS grow lights. Therefore, CMH is a mix of MH and HPS.

Because it uses ceramic arc material, CMH degrades less slowly than MH and HPS, achieving a maximum lifespan of 20,000 hours. CMH can operate at higher pressure and emit a stronger light output.

CMH PGZX18 315w

CMH PGZX18 315w 3000°K

  • OPERATING WATTAGE: 315 w
  • LAMP CURRENT: 3.2 A
  • EFFICACY: 97.50 lm/w
  • COLOUR TEMPERATURE: 3000°k
  • LUMINOUS FLUX: 30100 lm
  • PAR WATT e+mW: 1.075+005
  • PHOTOSYNTHETIC PHOTO FLUX: 520.30 umol/s
  • POWER FACTOR: 0.9910
  • BASE: PGZX18

1.0=9.474e+002mW/nm

CMH PGZX18 315w 4200°K

  • OPERATING WATTAGE: 315 w
  • LAMP CURRENT: 3.35 A
  • EFFICACY: 101.6 lm/w
  • COLOUR TEMPERATURE: 4220°k
  • LUMINOUS FLUX: 31170 lm
  • PAR WATT e+mW: 1.275+005
  • PHOTOSYNTHETIC PHOTO FLUX: 535.9 umol/s
  • POWER FACTOR: 0.88
  • BASE: PGZX18

1.0=6.886e+002mW/nm

CMH E-40 600w

CMH E-40 600w 3000°K

  • OPERATING WATTAGE: 600 w
  • LAMP CURRENT: 5.0 A
  • EFFICACY: 102.0 lm/w
  • COLOUR TEMPERATURE: 3000°k
  • LUMINOUS FLUX: 60650 lm
  • PAR WATT e+mW: 1.912+005
  • PHOTOSYNTHETIC PHOTO FLUX: 915.0 umol/s
  • POWER FACTOR: 0.9
  • BASE: E-40

1.0=2.051e+003mW/nm

CMH E-40 600w 4200°K

  • OPERATING WATTAGE: 600 w
  • LAMP CURRENT: 5.99 A
  • EFFICACY: 94.50 lm/w
  • COLOUR TEMPERATURE: 4200°k
  • LUMINOUS FLUX: 57000 lm
  • PAR WATT e+mW: 2.0666+005
  • PHOTOSYNTHETIC PHOTO FLUX: 990.50 umol/s
  • POWER FACTOR: 0.90
  • BASE: E-40

1.0=2.051e+003mW/nm

CMH DE 630w

CMH DE 630w 3000°K

  • OPERATING WATTAGE: 630 w
  • LAMP CURRENT: 3.545 A
  • EFFICACY: 113.74 lm/w
  • COLOUR TEMPERATURE: 3233°k
  • LUMINOUS FLUX: 83094 lm
  • PAR WATT e+mW: 2.5869+005
  • PHOTOSYNTHETIC PHOTO FLUX: 1238 umol/s
  • POWER FACTOR: 0.9210
  • BASE: DE

1.0=2.051e+003mW/nm

CMH DE 630w 4200°K

  • OPERATING WATTAGE: 630 w
  • LAMP CURRENT: 3.665 A
  • EFFICACY: 99.88 lm/w
  • COLOUR TEMPERATURE: 4200°k
  • LUMINOUS FLUX: 62197 lm
  • PAR WATT e+mW: 2.2023+005
  • PHOTOSYNTHETIC PHOTO FLUX: 1055 umol/s
  • POWER FACTOR: 0.9
  • BASE: DE

1.0=1.354e+003mW/nm