Best 315W Cmh in 2022


If you’re looking for a top-quality315w CMH light, you’ve come to the right place. Here at Hydrobuilder, we’ve assembled a comprehensive list of the best 315w CMH lights on the market, so you can find the perfect one for your grow room setup.

315w CMH lights are perfect for vegging or flowering cannabis plants, as they provide increased light output and efficient PAR values. These lights also run relatively cool, so you won’t have to worry about excess heat build-up in your grow room.

We’ve vetted all of the 315w CMH lights on our list to ensure that they meet the highest standards of quality and performance. So, whether you’re looking for a Budget Option, Best Overall, or Best Value, we’ve got you covered.

Take a look at our list of the best 315w CMH lights and find the perfect one for your grow room today!

Disclaimer: We are using Amazon affiliate Product Advertising API to fetch products from Amazon, include: price, content, image, logo, brand, feature of products which are trademarks of So, when you buy through links on our site, we may earn an affiliate commission at no extra cost to you.

Things to Consider:

grow light

If you are looking for a 315w cmh grow light, there are a few things you will want to take into consideration before making your purchase. The first is the price. You can find these lights for anywhere from $100 to over $1,000, so it is important to set a budget before you start shopping. The next is the size of the light. These lights come in a variety of sizes, so you will want to make sure you choose one that will fit in the space you have available. Finally, you will want to consider the features of the light. Some lights come with timers, while others have remote controls. Choose the features that are most important to you and your growing needs.

How We Pick & Test:


When looking for the best 315w cmh bulbs, we take several factors into account. We consider the price, quality, and durability of the bulbs. We also take into account the reviews from customers who have purchased and used the bulbs. We also test the bulbs in our own laboratory to see how they perform.

Also Check:  Best Router Letter Templates in 2022

Top 10 Best 315W Cmh

Details of Best 315W Cmh

Bestseller No. 1
iPower GLBULBCDM315K3V1 315W CMH Grow Light Bulb Ceramic Metal Halide Lamp 3100K Superior Master Color CDM and Extreme Low Heat, Plants Growth
  • High Lumen Maintenance: 90% at 8,000 hours; 85% at 20,000 hours
  • New technology of optimal flowering: Promotes higher rate of metabolic activity and resin production through the use of UV and far-red spectra. 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. Active Radiation (PAR) per watt than standard HPS/MH Bulb
  • High lumen output: Initial lumens: 37,000. 120 Lm/W, 570 μmol/s, Color Temperature: 3100K
  • Low Heat Generated & Enhanced Lifespan: 15000 hours’ lifespan. Great for indoor gardening or supplemental greenhouse lighting
  • 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
Bestseller No. 2
Horticulture Ceramic Metal Halide (CMH), 315W, PGZX18 Base, 3000K with Red, Far Red and UV Light Spectrum Enhancement, Designed for Flowering Stage, US NRC Licensed, 1 Pack
  • 🌱 【The Safest CMH Bulbs】The bulbs are inspected and licensed by United States Federal Nuclear Regulatory Commission (NRC) that regulates Krypton-85, a nuclear radiational material incorporated in most CMH bulbs. Therefore, they are safe to humans, animals, plants and environment. The outside glass sleeve of tube will contain all broken components for extra protections.
  • 🌱 【Designed for Horticulture Industry】The CMH bulbs are designed and manufactured for horticulture industry to generate maximum yields. They increase flower production, create higher oil percentage in flowers, and reduce grow time. The color temperature mixed with deep red and far Red spectrum is dedicated to flower growing stages. A special portion of UV-A and UV-B spectrum are added to boost oil production.
  • 🌱 【Long Life Time】The light of 3000K horticulture CMH decays much slower than traditional high pressure sodium bulbs (HPS) and metal halides (MH). They can maintain 90% of their initial lumen output at 8,000 hours operation time.
  • 🌱 【Outstanding Efficacy and Par Value】The 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 light efficacy is 105 Lumen/Watt.
  • 🌱 【Superior Color Rendering Index】The CMH has a very superior color rendering index (CRI) of 90. The CRI is a measure of a light source's ability to show object colors naturally. All growing plants under the CMH lights will show their TRUE colors.
SaleBestseller No. 3
Philips HGC901575 Master GreenPower Elite Agro 315W/930 CDM-TP Lamp 3100K (Full Spectrum), T-12, Clear
  • Incredibly high 1.95 PPF (photosynthetic photon flux) per watt per second light source
  • 3100k Color Temperature, High 92 CRI, 33,000 Initial Lumens (105Lm/W). Run-Up Time 90% (Max) - 1.5 min
  • High 90% lumen maintenance at 8,000 hr / High 85% PPF maintenance at 20,000 hr
  • Design feature and benefit: provides a compact and efficient metal halide solution for the horticulture market
  • Bulb must be used in a low frequency ballast !! The existing ANSI C182 LCD for the 315W lamp requires that lamps must be operated on a low-frequency square-wave (LFSW) ballast and the starting current limits are minimum 4.1 amps (RMS) and maximum 5.3 amps (RMS)
SaleBestseller No. 4
PROTOPIA CMH 315W 4000K Grow Light Bulb,33000Lumens,Richest Spectrum on The Market with a CRI of 90,Great for Commercial Applications
  • 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
  • OFFERS SIGNIFICANT IMPROVEMENT in spectral quality and produce more PAR per watt than standard MH lamp
  • Color Temp: 4000K, Luminous Flux (LM): 33000 , CRI: 98, Initial PAR: 540μmol/s, Base: PGZ18
  • LONG LIFETIME: 15000hours lifespan with 1 year warranty
SaleBestseller No. 5
GRUOTVSZAK 625umol CMH 315W Ceramic Metal Halide 3000K CDM Full Spectrum Indoor Flowering Grow Light Bulb Pack of 2
  • 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
Bestseller No. 6
Phantom Dual CMh Lighting System – 315W, 120V/240V – Double-Lamp Grow Lights for Indoor Plants Designed for Intense, Even Coverage​
  • Versatile plant growing: High voltage ballast is silent, reliable and energy-efficient; includes USB port for Autopilot PX1 controller compatibility; dimming options on grow lights create the optimal environment for your plants​
  • Dual reflectors: Plant light features premium multifaceted European hammertone aluminum reflector, giving excellent light uniformity and diffusion; use in the standard position or rotate 90 degrees downward for tight spaces​
  • Lighting: Plant grow light with double lamp system provides excellent PAR (Photosynthetically Active Radiation) output; does not include the ceramic metal halide (CMh) grow light bulbs, which must be purchased separately​
  • Size: Plant light for indoor plants with a 28.9-inch length, 16.3-inch width, and 10.2-inch height (each); weighs 15.93 pounds​
  • Included in the package: Phantom dual grow light system; USB to RJ12 cable; RJ12 to RJ12 cable; RJ12 splitter; 8-foot EIC 240V power cord; instructions
SaleBestseller No. 7
PHILIPS Elite MW 4200K Master Color CDM Lamp, 315-watt
  • 4200K Color Temperature
  • High 92Cri, 34,300 Initial Lumens (109Lm/W)
  • High 90% Lumen Maintenance At 8,000 Hr./High 85% Ppf Maintenance At 20,000 Hr.
  • No Assembly Required
SaleBestseller No. 8
Hydro Crunch 315-Watt CMH Grow Light Socket Adapter PGZ18 Converter for E39 Mogul Base
  • Socket adapter can be used to turn any old, standard HID grow light reflector into a CMH 315-Watt reflector
  • Adapter for 315-Watt CMH lamps to fit into standard 250W to 1000W mogul sockets
  • PGZ18 To E39 socket adapter
  • Dimensions: 2 in. x 2 in. x 3.8 in.
  • 5A/250-Volt, 6KV pulse/rated
Bestseller No. 9
Phantom PHBC3151 II CMh Ceramic Metal Halide Digital, 315W, 120V/240V Ballast
  • The Phantom CMh 315W ballast is a remotely operated, low frequency, square-wave digital ballast designed specifically for the 315W high intensity ceramic halide lamp, which can be used with equal effectiveness for both vegetative and flowering growth.
  • It features internal RF shielding, multi-aspect protection circuitry, versatile 120/208/240V input voltage. Like all ballasts in the Phantom family, the CMh 315 ballast is silent, reliable, and energy-efficient. It can easily be wall-mounted near the reflector, and can be mounted up to 30' away from the reflector using our optional lamp cord extensions.
  • Phantom 315W features: Low Frequency, square wave technology provides much greater current stability and consistency in output levels, as well as low acoustic resonance; Up to 30' lamp striking distance: Separate the ballast from your reflector by 30' of distance if necessary (optional lamp cord extensions may be needed); Multi-volt capability: Can be run at either 120V or 240V.
  • Multi-aspect Protection Circuitry: Includes short circuit protection, open circuit protection, overvoltage protection, under voltage protection, overcurrent protection, hot lamp startup protection, lightning protection, overheat protection, lamp failure protection, and lamp life warning.
Bestseller No. 10
Hydro Crunch NC02A011401PGZ18 315-Watt CMH Ceramic Metal Halide Ballast Conversion Kit with Socket Adapter, 315W
  • Hydro Crunch 315W CMH Light Conversion Kit includes Hydro Crunch 315-Watt CMH ballast with 14.5-ft power cord and PGZ18 to E39 (Mogul base) lamp socket conversion adapter.
  • Hydro Crunch 315W CMH Light Conversion Kit- Turn any mogul socket (HPS / MH reflector) into a CMH 315-Watt ready fixture.
  • Ballast designed to work with all major CMH/CDM/LEC lamp brands including, but not limited to: Philips, Solis Tek, Nanolux Maxpar, Ushio, Sun Pulse, and more!
  • Low frequency, square wave technology optimizes current stability and consistency to maximize lamp output and reduce acoustic resonance.
  • Includes daisy chainable feature (120V MAX 4 units, 240V MAX 8 units). 120V power cord included with 240V adapter.

Benefits of Best 315W Cmh:

One of the best features of the 315w CMH is its ability to produce an extremely high level of light output. This means that it is perfect for use in an indoor grow room or greenhouse, where plants can benefit from the extra light. Another great benefit of the 315w CMH is its low energy consumption, which can save you money on your electricity bills. Finally, the 315w CMH is also very easy to set up and use, making it a great option for those who are new to indoor gardening.

Also Check:  Best Watch For Referees in 2022


The best 315w cmh has a size of 2.5 x 4.5 x 8.5 inches. This size is compact and small enough to fit in any grow room, yet big enough to provide ample light for your plants. The 315w cmh emits a wide spectrum of light, making it ideal for both vegetative growth and flower production.


The 315w cmh is one of the best lights on the market. It has a great design that allows for optimal light output and penetration. The light is also very efficient and uses very little energy.

Ease of Use:

One of the best things about the 315w cmh is its ease of use. Even if you’ve never used a grow light before, you’ll be able to set it up and get it working without any trouble. All you need to do is hang it from your grow tent or grow room and plug it in.



The best 315w cmh kit is extremely convenient and easy to use. It is a great way to get the perfect cannabis cultivation results without having to worry about any complicated equipment. The kit comes with everything you need to get started, and it is very easy to set up and use. It is also very affordable, which makes it a great option for anyone who wants to grow their own cannabis.


Best 315w cmh are made to last. They are made with high-quality materials that are designed to withstand the rigors of outdoor use. They are also backed by a warranty that covers defects in materials and workmanship.

Frequently Ask Questions:

1. Q: Do you offer OEM and ODM service?

A: Yes, customized service is available.

2. Q: How will you deliver goods?

A: We can ship by express and air, also can ship by sea.

3.Q: How to pay?

A: T/T, L/C and Paypal Payment.


grow light

So, if you’re looking for a powerful, full-spectrum grow light that will give your plants everything they need to thrive, then a 315w CMH grow light is a great option. Not only will your plants love the extra light, but you’ll also save money on your electricity bill each month.

Last update on 2022-09-26 / Affiliate links / Images from Amazon Product Advertising API.

Leave a Comment