Best Metal Halide Grow Light : Review And Buying Guide

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 indoor plants veg and flower at different stages of growth

High quality ballast: High-tech electronic ballast 120-240V with advanced low frequency, designed specifically for CMH 315W grow light, high efficiency, reliability, and no electromagnetic interference. Free heavy-duty power cord included (240V only)

Ultra-high reflectivity rating: Sturdy reflective hood is made of German aluminum rated at 98% reflectivity, with excellent color rendering and outstanding high quality

Full spectrum light: This fixture includes a CMH/CDM 315W 3100K bulb with 37,000 initial lumens and a lifespan of up to 15,000 hours, delivers a more efficient spectrum for growing

Package includes: 1 x reflector with electronic ballast (120~240v), 1 x power cord (240v only) & metal hooks, 1 x pair 1/8" adjustable ratchet rope hangers, 1 x 3,100k 315w CMH bulb

400W Digital Dimmable Electronic Ballast: Support 120V/240V Input; Dimmable Options: 50%, 75%, 100%; 8 Feet heavy-duty power cord included; Stable power output ensure flicker free light

1 x 400W Super HPS bulb 2100K; 1 x 400W MH bulb 6000K; optimized Spectrum and high PAR (photosynthetic active radiation) to promote healthy plant growth and soonest flourish

1 x pair of 8-ft adjustable ratchet clip hanger rope: hold up to 150 lbs

19-inch Wing Reflector: up to 4' x 4' light coverage; Built-in 15 feet heavy duty lamp cord with E39 Ceramic Mogul Socket and standard Hydroponic S-Plug; highly 95% reflective textured German aluminum maximizes the light reflected to the plants

This system will generate too much heat to be used in an enclosed area without ventilation. Adequate ventilation is required for all iPower grow light systems. We recommend the use of an iPower inline fan

HIGH PAR PPF:Output as 625μmol/s,designed for plant growth

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

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

LONG LIFE: Over 20,000 hours total life time, premium 90% output maintanence for 10000 hours efficient grow,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

High lumen output: Initial lumens: 33,000lm, 110 lm/w, 540 μmol/s; color temperature: 4,200K

Long-lasting light: High lumen maintenance 90% at 8,000 hours; 85% at 20,000 hours

Full spectrum light: Richest spectrum growing bulb in market 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

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

Low heat generated & enhanced lifespan: 15,000 hours’ lifespan. Great for indoor horticultural or supplemental greenhouse lighting

Is e-ballast compatible

Keeps plants compact and directs more energy into flower production

Features the exclusive Hortilux spectrum

Is perfect for professional uses, including: in-plant physiological research, biotechnology industry and pharmacology industry

Feature a one-year warranty

High lumen output: 1000 watt, 105, 000 lumens output, compatible with electronic and magnetic ballast, E39 base

Special designed for plant growth: CCT 6, 000K, enhanced blue & violet spectrum and high PAR (photosynthetic active radiation) to stimulate vegetative growth. Ideal for rapid growth phase of plants

Extra-low lumen depreciation: maintaining over 90% of initial lumen output after running for 5, 000 hours

Exceptional bulb life: 12, 000 hours. New long lasting life with a high lumen output and low energy consumption

Note: allow 3-5 minutes for full bright. Please wait at least 5 minutes after power shut off before striking again. 2 pack

iPower 1000 watt MH bulb compatible with electronic and magnetic ballasts, 92, 000 lumens

6, 000K blue & violet spectrum and high PAR (photosynthetic active radiation) to stimulate vegetative growth. Ideal for rapid growth phase of plants. Greatly accelerates flowers and fruit growth

Extra-low lumen depreciation: maintaining over 90% of initial lumen output after running for 5,000 hours

Startup time: allow 3-5 mins for full bright. Please wait at least 5 mins after power shut off before striking again

Long bulb life: 12, 000 hours. New long lasting life with a high lumen output and low energy consumption

Power source type: Corded Electric

POWERFUL INTENSITY: Each 1000w MH bulb emits 110,000 lumens of intense blue light, more blue spectrum than other metal halide bulbs on the market.

SEE THE DIFFERENCE: The spectrum of these bulbs is ideal for the seeding and vegging stages of your grow. They’ll help your plants build stem and branch strength to create a solid foundation for growth.

REDUCE WASTE: A color temperature of 5500K is optimized to increase vegetative growth volume with lower temperatures, so that damage in the form of bleached or fried leaves doesn’t slow down your growing process and create waste.

MULTIPURPOSE FUNCTIONALITY: All Yield Labs HID bulbs pass UL and CE testing, making them safe to use for indoor growing. Plus, they are compatible with both digital and magnetic ballasts, so you can incorporate them seamlessly into whichever setup you’re using.

SATISFACTION GUARANTEE: We are proud to be an industry leader in grow equipment and stand by our professional grade products. That’s why we can promise a lifespan of 10,000 hours and offer a 1 year warranty against manufacturer defects.

Universal burn position

4, 200°K color temperature

Lamp has good spectral distribution

Highly reflective textured aluminum insert for excellent output, uniformity and diffusion.

Compact unit has a low profile making it great for small spaces such as tents as well as larger growing areas.

Dual power inputs easily switch voltage from 120 to 240 volt power.

power source type: Corded Electric

High lumen output: 600w, 60, 000 lumens output, compatible with electronic and magnetic ballast, E39 base

Special designed for plant growth: CCT 6,000K, enhanced blue & violet spectrum and high PAR (photosynthetic active radiation) to stimulate plant seeds growth. Ideal for rapid growth phase of plants

Extra-low lumen depreciation: Maintaining over 90% of initial lumen output after running for 5, 000 hours

Exceptional bulb life: 12, 000 hours. New long lasting life with a high lumen output and low energy consumption

Note: Allow 3-5 minutes for full bright. Please wait at least 5 minutes after power shut off before striking again. Package includes 2 pack bulbs

MIMICS SPRING TIME LIGHT, promoting short internomal spacing and lush growth

GREAT FOR COMMERICAL APPLICATIONS where a large vegetative footprint is required

HIGH QUALITY QUARTZ GLASS for consistent spectral output and PAR production

Color Temp: 6000K, Luminous Flux (LM): 36000, CRI:70, Initial PAR: 500μmol/s, Base: E39, Pulse start capable，LONG LIFETIME: 10000hours lifespan with 1 year warranty

Allow 3-5 mins for full bright, wait at least 5 min after power shut off before striking again

INTENSE, HIGH LUMEN OUTPUT SPECTRUM: Ultra-Bright at Initial Lumens 95,000 with optimal PAR output (1350μmol/s), this New improved horticulture lamps falls at Color Temperature 6000K spectrum to promote healthy structural development and intense vegetative growth.

NEW TECHNOLOGY FOR PLANT GROWTH: New improved horticulture lamps use super high output technology to achieve maximum vegetative growth and maximum flower yield. Promotes higher rate of metabolic activity and resin production through the use of UV far-red spectra.

ECONOMICAL AND MORE EFFICIENCY: High Blue Spectral Ratios for Great Photosynthesis Efficiency and Vegetative Growth,This double ended MH model provides 10% more available energy than a single-ended MH lamp, enjoy rich harvests with lower energy consumption.

HIGH QUALITY UNITS: Precision built components precisely render the most nourishing spectra for your plants; Premium Quartz exterior won’t distort or dull light output.

NOTICE:The 6K Metal Halide is the best spectrum used for vegetative growth to encourage shorter node spacing and bushier plants, Specifically designed for high frequency electronic ballasts,for horizontal burning only and do not handle with bare hands.

High Lumen Output:CCT 6000K,55,000lumens output,600W Vegelumax MH bulb compatible with electronic and magnetic ballast, E39 base.

High PAR Enhanced Blue and Violet Spectrums: Universal Usages,Special designed for Hydroponic, Aeroponic, Horticulture Vegetative ,Flower,Plant Growth, enhanced blue & violet spectrum and high PAR (photosynthetic active radiation) to stimulate vegetative growth. Ideal for rapid growth phase of plants. Greatly accelerates flowers and fruits growth.

Optimized blue & violet spectrum and high PAR (Photosynthetic Active Radiation) to stimulate&Greatly enhances all-around vegetative&flower growth and enhance fruiting; Ideal for rapid growth phase of plants.

Extra-low lumen depreciation&Exceptional bulb life: maintaining over 90% of initial lumen output after running for 5,000 hours; Rated Life 12,000 hours. New long lasting life with a high lumen output and low energy consumption.

Startup Time: allow 2-3 mins for full bright. After power off, do please wait at least 5 mins before striking again.