Top 9 CMH 315W Grow Light – Plant Growing Light Fixtures

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1. Sun System


White, Sun System Flower Power 315 Watt Grow Light 120/240 Volt, ETL Listed for LEC Or Ceramic Metal Halide CMH Lamps, Fixture Only No Lamp

Sun System #ad - Power source type: Corded Electric. Compact unit has a low profile making it great for small spaces such as tents as well as larger growing areas. Highly reflective textured aluminum insert for excellent output, uniformity and diffusion. Dual power inputs easily switch voltage from 120 to 240 volt power.
BrandSun System #ad
ManufacturerHawthorne Hydroponics, LLC #ad
Height5 Inches
Length16.79 Inches
Width10.63 Inches
Part Number906298
Warranty2 year.

2. Vegelumax


Enhanced 660nm Red Light,PGZX18 Socket, Vegelumax CMH 315W 3K-Red Grow Light Bulb Lamp Full Spectrum 3000K HID Ceramic Metal Halide High Efficiency Low Heat Superior Master Color CDM for Flowering

Vegelumax #ad - High-quality materials:vegelumax full spectrum lamps are made from the highest-quality materials, this proprietary phosphorous coating on the outside of the arc tube can enhance lumen output and optimized spectra which provides the richest spectrum and produces more Photosynthetic for your plants growing.

Grow light coverage recommendation:we recommend our consumers use of this 315W lamp to cover an area of approximately 9 square feet during vegetative growth and approx. Full spectrum light & high lumen output: cri90+, initial lumens: 33, 540μmol/s, Color Temperature: 3000K, 000110 Lm/W, Plugs into a PGZX18 lamp socket. Low heat generated & enhanced lifespan: vegelumax 315watt 3000k-red CMH lamps run at extra-low operating temperatures; and its double glass jacketed design makes it safe for use in either open or enclosed fixtures, 15000 hours rated life.

6 square feet during the flowering phase. Cmh lamps can produce more par per watt than HPS, enhanced 660nm red light, Optimal for plants flowering & Vegetables. Cmh lamps advantages:vegelumax cmh 315w 3000k-red bulb has a full spectrum from 350nm to 800nm, which promotes higher rate of metabolic activity and resin production through the use of UV and far-red spectra.
BrandVegelumax #ad
ManufacturerVegelumax #ad
Height1.5 Inches
Length7.6 Inches
Width1.5 Inches



Horticulture Ceramic Metal Halide CMH, PGZX18 Base, Designed for Vegetative Stage, 4000K Color Temperature, 315W, US NRC Licensed, 1 Pack, Full Light Spectrum Similar to Natural Sun Light

FLILED #ad - This continuous sun-like light help plants grow perfectly in vegetative stages for strong and healthy stems and leaves with a reduced grow cycle. Long life timethe light of 4000k horticulture cmh decays much slower than traditional high pressure sodium bulbs HPS and metal halides MH. Therefore, plants and environment.

Designed for horticulture industrythe cmh bulbs are designed and manufactured for horticulture industry to generate maximum yields. Superior color rendering indexthe cmh has a very superior color rendering index CRI of 96. They can maintain 90% of their initial lumen output at 8, 000 hours operation time. The cri is a measure of a light source's ability to show object colors naturally. The light efficacy is 105 Lumen/Watt. The outside glass sleeve of tube will contain all broken components for extra protections. All growing plants under the CMH lights will show their TRUE colors.

Outstanding efficacy and par valuethe bulb has photosynthetic photon flux PPF or PAR Value of 540 uMol/s, consumes 315 Watt electrical power with 33, 000 Lumen light output. The safest cmh bulbsthe bulbs are inspected and licensed by united states federal nuclear Regulatory Commission NRC that regulates Krypton-85, animals, they are safe to humans, a nuclear radiational material incorporated in most CMH bulbs. The spectrum of 4000k horticulture CMH with a bell shape is very similar to natural Sun light at noon.
BrandFLILED #ad
ManufacturerFLILED #ad
Height2.5 Inches
Length9 Inches
Weight0.44 Pounds
Width2.5 Inches
Part NumberCMH-315W-40K-1P
WarrantyThe bulb has 1 year limited warranty. Never operate this lamp at a frequency, current, wattage or voltage that is not rated for. This lamp is not dimmable, and should only be operated at 315w of power. This 315w lamp must only be used in conjunction with 315w lec or cmh low frequency square wave fixtures. If these guidelines are not followed the lamp and ballast are susceptible to causing damage to the user and the surrounding environment. The seller will not be held responsible for unsatisfactory lamp performance, property damage, or personal injury resulting from bulbs used in non-certified equipment or applications.



GRUOTVSZAK 625umol CMH 315W Ceramic Metal Halide 3000K CDM Full Spectrum Indoor Flowering Grow Light Bulb Pack of 2

GRUOTVSZAK #ad - Safe and compatible:standard pgzx18 base with double jacketed bursting proof design, fits all suitable fixtures both high or low frequncy, Low Frequency is recommended.

High par ppf:output as 625μmol/s, designed for plant growth. Warm up and cool down: 5 mins warm up time to achieve working tempreture, stands at least 7 mins to cool down after use. Long life: over 20, 000 hours total life time, premium 90% output maintanence for 10000 hours efficient grow, quality guaranteed. Well-balanced full spectrum:with suitable uva output, Stimulate antioxidants and flavonoids produce, make your Plants grow more flavorful;More blue light than HPS;Great red light output per Watt.
ManufacturerGRUOTVSZAK #ad

5. iPower


For Plants Growth and Flowering, iPower 315W CMH Grow Light Bulb, 4000K, High Efficiency Low Heat Ceramic Metal Halide Lamp

iPower #ad - Long-lasting light: high lumen maintenance 90% at 8, 000 hours; 85% at 20, 000 hours. Low heat generated & enhanced lifespan: 15, 000 hours’ lifespan. Full spectrum: richest spectrum growing bulb with a CRI color rendering index of 98, makes this bulb the closest solution to the sunlight, promotes extremely tight internal spacing, leading to more flowering sites and a fuller canopy.

Great for indoor horticultural or supplemental greenhouse lighting. High lumen output: initial lumens: 33, 000lm, 110 lm/w, 540 μmol/s; color temperature: 4, 000K. New technology of stems growing: a proprietary phosphorous coating on the outside of the arc tube provides the richest spectrum and produces more PAR photosynthetic active radiation per watt than standard HPS/MH bulb.
BrandiPower #ad
ManufactureriPower #ad
Part NumberGLBULBCDM315K4-A
Model315W CMH Grow Light Bulb, High

6. BloomGrow


BloomGrow CMH 315W 120/240V Grow Light Hood Reflector No Bulb w/ 315w Digital Ballast 120V Power Cord 1 Pair Rope Hanger for Hydroponic Plant Growing System 315W CMH Open ReflectorNO Bulb

BloomGrow #ad - Fast shipping & discreet package. Imported german aluminum reflector. Package includes: 1 x reflector with 315W ballast +1 Pair Grow Light Hanger+1 x 120V Power cord.

Cmh 315w 120/240v grow light hood reflector no bulb w/ 315w digital ballast 120v power Cord 1 Pair Rope Hanger for Hydroponic Plant Growing System 315W CMH Open ReflectorNO BULB. Digital ballast:super cute and light;input:120/240v / 50~60Hz;High Power Factor of 95. 0%;ul/cul, etl listed. 1/8" rope hangers : 1/8” rope that supports up to 75 lbs of tension 150 lbs total High quality stainless steel latches, Compatible with all parabolic and round reflectors, as long as hooks and locking latch suit. Mounting plate: 1. 5mm galvanized sheet with white powder coating.
BrandBloomGrow #ad
ManufacturerBloomGrow #ad



PROTOPIA CMH 315W 4000K Grow Light Bulb,Full Spectrum ,33000Lumens,Richest Spectrum on The Market with a CRI of 90,Great for Commercial Applications,1-Pack

PROTOPIA #ad - Long lifetime: 15000hours lifespan with 1 year warranty. Offers significant improvement in spectral quality and produce more PAR per watt than standard MH lamp. Richest spectrum on the market with a cri of 98, makes this lamp the closest solution to the sunlight avaliable. Promotes extremely tight internodal spacing, leading to more flowering sites and a full canopy. Color temp: 4000k, luminous flux lm: 33000, cri: 98, initial PAR: 540μmol/s, Base: PGZ18.
ManufacturerProtopia #ad
Height8.51 Inches
Length2.11 Inches
Weight0.55 Pounds
Width2.11 Inches
Part Number140100045000

8. iPower


High Efficiency and Extreme Low Heat for Plants Growth and Flowering, Full Spectrum CMH/CDM Lamp, iPower 315W Ceramic Metal Halide Grow Light Bulb, 3100K

iPower #ad - Low heat generated & enhanced lifespan: 15000 hours’ lifespan. Richest spectrum flowering bulb in market with a CRI Color Rendering Index of 90: A proprietary phosphorous coating on the outside of the arc tube provides the richest spectrum and produces more Photosynthetic.

High lumen maintenance: after 8, the lumen maintenance rate is 90%; after 20, 000 hours of continuous use, 000 hours of use, the lumen maintenance rate is still 85%. New technology of optimal flowering: utilizing ultraviolet far-infrared spectroscopy to promote higher metabolic activity and resin yield, suitable for flowering and vegetable growth; Active radiation per watt PAR than standard HPS/MH bulbs. High lumen output: initial lumens: 37, 000120 lm/w, 570 μmol/s, color Temperature: 3100K. Great for indoor gardening or supplemental greenhouse lighting.
BrandiPower #ad
ManufactureriPower #ad
Part NumberGLBULBCDM315K3-A
Model315W Ceramic Metal Halide Grow Light

9. TopoGrow


Full-Spectrum Hydroponic Grow Light and Suspension SystemNO Bulb, TopoGrow CDM CMH 315W Grow Light Fixture Lamp Advanced High-Rflective Hood 120/240V Ballast

TopoGrow #ad - 315w ceramic discharge metal halide grow light kit delivers a light spectrum that's much closer to natural sunlight than typical high intensity discharge HID systems. 315w adjust reflector: size:18" long x 9. 5" wide x 10" high, highly efficient - puts out 1. 9 micromole per watt of electricity, l=16ft, 16awg/3c SJTW 120V 6-15P Plug cord, Extremely high PAR levels.315w mini digital ballast: case size: 7. 6'' l 5. 10'' w 2. 63''h, super cute and light, input: 120~240v or 240v / 50~60hz, THD
BrandTopoGrow #ad
ManufacturerTopoGrow #ad