Top 9 315 Watt CMH Grow Light Bulb – Plant Growing Light Fixtures

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1. iPower

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

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iPower #ad - Full spectrum: richest spectrum growing bulb with a CRI color rendering index of 98, promotes extremely tight internal spacing, makes this bulb the closest solution to the sunlight, leading to more flowering sites and a fuller canopy.

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. High lumen output: initial lumens: 33, 110 lm/w, 000lm, 540 μmol/s; color temperature: 4, 000K. Great for indoor horticultural or supplemental greenhouse lighting. Low heat generated & enhanced lifespan: 15, 000 hours’ lifespan. Long-lasting light: high lumen maintenance 90% at 8, 000 hours; 85% at 20, 000 hours.
BrandiPower #ad
ManufactureriPower #ad
Part NumberGLBULBCDM315K4-A
Model315W CMH Grow Light Bulb, High
WarrantyN/a.

2. FLILED

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

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FLILED #ad - The light efficacy is 105 Lumen/Watt. The safest cmh bulbsthe bulbs are inspected and licensed by united states federal nuclear Regulatory Commission NRC that regulates Krypton-85, animals, a nuclear radiational material incorporated in most CMH bulbs. Long life timethe light of 4000k horticulture cmh decays much slower than traditional high pressure sodium bulbs HPS and metal halides MH.

The spectrum of 4000k horticulture CMH with a bell shape is very similar to natural Sun light at noon. They can maintain 90% of their initial lumen output at 8, 000 hours operation time. This continuous sun-like light help plants grow perfectly in vegetative stages for strong and healthy stems and leaves with a reduced grow cycle. Superior color rendering indexthe cmh has a very superior color rendering index CRI of 96. 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. The cri is a measure of a light source's ability to show object colors naturally. Designed for horticulture industrythe cmh bulbs are designed and manufactured for horticulture industry to generate maximum yields. 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. Therefore, they are safe to humans, plants and environment.
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.

3. Prism Lighting Science

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HID Wing Reflector, 3100K Lamp/Bulb, Mogul Socket Adapter, 315w Watt Ballast 120/240v Volt, 315w CMH Grow Light Kit- LEC Ceramic Metal Halide High Performance Package

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Prism Lighting Science #ad - Comes with standard/common style plug type. Width can vary from 10" to 18" depending on how you adjust the wings. 315 watt mh cmh to mogul socket adapter - adapter for 315w cmh lec lamps to fit into standard 250w to 1000w mogul sockets. Everything you need - this bundle includes a prism hid wing Reflector, Prism 315W Ballast, Mogul Socket Adapter, 3100K Lamp, and Grow Crew Ratchet Hangers.

Highly reflective aluminum with built in lamp cord and socket. Fixture dimensions with socket and A-hooks: 22" L x 16" W x 10". Use this socket adapter to turn any standard HID grow light reflector into a CMH 315w reflector. Reflector dimensions: 19" L x 16" W x 4" H. Prism ballast - the prism lighting science 315w ceramic metal halide cm 120/240v ballasts are designed to run 315W CMH lamps safely and effectively.

Ul listing and multiple ballast protections such as ignition failure protection offer safe usage for your indoor environment as well maximizing the PAR output of your Ceramic Metal Halide lamps. Reflective aluminum is pliable so that you can adjust the light footprint this reflector projects. Prism hid wing reflector - best bang for your buck reflector. Prism ballast warranty - we believe in the quality of our products and back our Ballast with a 3-Year Warranty! .
BrandPrism Lighting Science #ad
ManufacturerPrism Lighting Science #ad
Height4 Inches
Length19 Inches
Width16 Inches

4. GC GROWER'S CHOICE

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Grower's Choice Horticulture Lighting with Full Spectrum 315W Ceramic Metal Halide light 3KR Red Enhanced Complete Grow Light Fixture for Indoor Plant Grow/cmh system/full spectrum/controller compat

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GC GROWER'S CHOICE #ad - Dimmable option allow lamps of various wattages to be operated in the same unit simply by adjusting the dial on the ballast. This cmh system come with 1 complete lighting fixture and 1 cmh 315 single ended lamps. This indoor garden grow kit also has automatic frequency adjustment, full circuit protection and rf shielding! compare to hydroponics system, Full Circuit Protection and RF Shielding! Compare to hydroponics system, this grow light Uses Advance Square Wave Low Frequency Technology for ultimate efficiency! This indoor garden grow kit also has automatic frequency Adjustment, this grow light Uses Advance Square Wave Low Frequency Technology for ultimate efficiency! Grower’s choice fixture provide full spectrum of lighting.

Grower's choice 315w-cmh includes a 3 Year Manufactures USA warranty! Grower's choice 315w cmh have smart start ignition control & soft start technology.

All grower’s choice fixtures have rj9/rj14 ports on them so that they can be controlled via the Gavita EL1 and/or EL2 controller. It’s the grow lights for seed starting, customer can use it for greenhouse, veg, flowering. It is a commercial grow light, but also can use in a grow tent. This commercial grow light has lots of advantages to help growers to increase yield. This grower’s choice 315w ceramic metal halide is the best hydroponics supplied you should choose for your plant.
BrandGC GROWER'S CHOICE #ad
ManufacturerGrower's Choice #ad
Height8 Inches
Length17 Inches
Width7 Inches

5. GRUOTVSZAK

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GRUOTVSZAK 590umol CMH 315W Ceramic Metal Halide 4200K CDM Full Spectrum Indoor Vegging Grow Light Bulb Pack of 2

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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.

Well-balanced full spectrum: vegging favorable spectrum with suitable UVA, Gruotvszak CMH CDM 315W make your plant strong and healthy. High par ppf: output as 590μmol/s, designed for plant growth. Long life: over 20, premium 90% output maintanence for 10000 hours efficient grow, 000 hours total life time, quality guaranteed. Warm up and cool down: 5 mins warm up time to achieve working tempreture, stands at least 7 mins to cool down after use.
BrandGRUOTVSZAK #ad
ManufacturerGRUOTVSZAK #ad

6. iPower

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2-Pack, for Flowering, iPower GLBULBCDM315K3X2V1 2 Pack 315W 3,100K Full Spectrum Ceramic Metal Halide Grow Light Bulb High Efficiency Low Heat CMH/CDM Lamp

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iPower #ad - Cap base: PGZ18 base. High lumen output: initial lumens: 37, 570 μmol/s, 000120 lm/w, color temperature: 3, 100K. 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.

Long-lasting light: 90% lumen maintenance at 8, 000 hours; 85% maintenance at 20, 000 hours. New technology of optimal flowering: the use of uv far-red spectra promotes higher rate of metabolic activity and resin production, optimal for flowering and veg growth as well; Active radiation PAR per watt than standard HPS/MH bulb. Low heat generated & enhanced lifespan: 15, 000 hours’ lifespan; great for indoor horticultural or supplemental greenhouse lighting.
BrandiPower #ad
ManufactureriPower #ad
Height3.5 Inches
Length9.5 Inches
Width7 Inches
Part NumberGLBULBCDM315K3X2V1
ModelGLBULBCDM315K3X2V1

7. Vegelumax

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Vegelumax 315 Watt CMH Grow Light Lamp Bulb Full Spectrum Ceramic Metal Halide CCT 4200K HID High Efficiency Low Heat Superior Master Color CDM for Plant Growing Flowering,CRI 95+,2Pack

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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. Cmh lamps can produce more pAR per watt than HPS, Optimal for plants flowering & Vegetables. Full spectrum light & high lumen output: cri98+, color temperature: 4200K, 540μmol/s, 000110 lm/W, Plugs into a PGZX18 lamp socket, initial lumens: 33, One year warranty.

Cmh lamps advantages: promotes higher rate of metabolic activity and resin production through the use of UV and far-red spectra. Low heat generated & enhanced lifespan: vegelumax 4200k 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.
BrandVegelumax #ad
ManufacturerVegelumax #ad
Height3.8 Centimeters
Length19.3 Centimeters
Width3.8 Centimeters

8. iPower

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IPower GLBULBCDM315K3V1 315W CMH Grow Light Bulb Ceramic Metal Halide Lamp 3100K Superior Master Color CDM and Extreme Low Heat, Plants Growth

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iPower #ad - New technology of optimal flowering: promotes higher rate of metabolic activity and resin production through the use of UV and far-red spectra. Active radiation par per watt than standard HPS/MH Bulb.

Great for indoor gardening or supplemental greenhouse lighting. 120 lm/w, 570 μmol/s, color Temperature: 3100K. High lumen maintenance: 90% at 8, 000 hours; 85% at 20, 000 hours. The use of uv far-red spectra promotes higher rate of metabolic activity and resin production, optimal for flowering while also can be used for veg growth as well.

Power source type: Corded Electric. 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 output: initial lumens: 37, 000 Low heat generated & enhanced lifespan: 15000 hours’ lifespan.
BrandiPower #ad
ManufactureriPower #ad
Height3.5 Inches
Length9.5 Inches
Width3.5 Inches
Part NumberGLBULBCDM315K3V1
ModelGLBULBCDM315K3V1

9. iPower

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IPower GLLECX630D2CDMK4 Hydroponic 630W 240V Double Lamp Ceramic Metal Halide CMH CDM Grow Light System Kits with 2 x 315W Full, Fixture & 4200K Bulbs

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iPower #ad - Initial lumens: 33, 200K. 15, color temperature: 4, 000, 000 hours’ lifespan. Full spectrum light: 315w cdm plant grow light offers all lights the plants desire in the natural sunlight, bring the best wavelength, perfect for all kind of plants veg and flower at different stages of growth.

Great light coverage: it can cover 4ft*4ft area, that means bigger harvest and less cost for your gardening. 4--2 x 315w cmh bulb: the bulbs offer a superior par photosynthetic active radiation spectrum and 90 CRI color rendering index out of any HID light source.

Ultra-high reflectivity rating: Lightweight and high energy-efficient, German made aluminum reflector, 98% efficiency. High quality ballast: high-tech electronic ballast 120-240V with advanced low frequency, reliability, designed specifically for CMH 315W grow light, high efficiency, and no electromagnetic interference. Free heavy-duty power cord included.
BrandiPower #ad
ManufactureriPower #ad
Height4.33 Inches
Length27.21 Inches
Weight19.51 Pounds
Width10.65 Inches
Part NumberGLLECX630D2CDMK4
ModelGLLECX630D2CDMK4