There are plenty of choices for this and one of the best is the Sun Systems LEC 315 RA. When it comes to effectiveness, HPS are a notch higher than CMH. Call HQ and speak to our growing experts, Gavita Pro 315e with 942 Lamp (Veg) Will definetly try one out soon. Each powered by an Advance e-Vision electronic ballast. Being 50% smaller than traditional metal halide lamps, MasterColor CDM Elite MW gives freedom in optic and luminaire design. CMH lamps use less energy and retain the color spectrum better than most other gas discharge lamps, making them a great option for indoor grow lights. The only way I would recommend the 860W CDM technology is to use them to balance spectrum with HPS. It's crushing anything I got from HPS. Today we are up with our 10 Best Ceramic Metal Halide lights Guide for you.Technologies of grow lights are changing, and so are the cannabis growing techniques. When that filament gets hotter it gives off a much brighter light than its single-ended counterpart- about 10% (6600 lumens) brighter, specifically. CDM stands for ceramic discharge metal-halide and is the technology of Philips. Each one varies according to the design, the construction and the materials used to make them. This is where u see the magic happen. I prefer the ho's myself and they imo seem to do a better job for both stages of growth than the others but yeah the cmh does run a bit cooler. If you can grow quality flowers it wont matter which light you use. So, I wanted to get the new Energy Advantage CDM lamps with AllStart™ Technology in the 330w (400w) model, and use an electronic ballst, but but put the ballast INTO the enclosed ballast system I already have, replacing the magnetic HPS 250w inside. If you can grow quality flowers it wont matter which light you use. Gavita Pro 315e SE CDM / CMH Full Fixture Grow Light Kit, Gavita Pro 630e SE CDM / CMH Full Fixture Grow Light Kit, Dimlux Expert Series – 315w CDM / CMH Full Fixture Grow Light Kit, Dimlux Expert Series – 630w CDM / CMH Full Fixture Grow Light Kit, LUMii Solar 315w CDM / CMH Full Fixture Grow Light Kit, LUMii Solar 630w CDM / CMH Full Fixture Grow Light Kit, Maxibright Horizon Connect 315w CDM / CMH Full Fixture Grow Light Kit, Maxibright Horizon Remote 315w CDM / CMH Complete Grow Light Kit, Maxibright Focus Connect 315w CDM / CMH Full Fixture Grow Light Kit, Maxibright Focus Remote 315w CDM / CMH Complete Grow Light Kit, Need help? it took me a while to be convinced that a purely Metal Halide system would flower well, but frankly it was better than HPS, so I am convinced about the technology. H.o hps 2. I have that bulb but for MH ballast right now (one for hps ballast is a lil better but I already had the mh ballast). If you're shopping for a mobile phone, you're in for a lot of acronyms. By comparison, the old type MH lamps only manage about 1.4 μmols/J. I use cmh in my veg & I don't think I will ever use anything else after using them for the last 8 months. So, I wanted to get the new Energy Advantage CDM lamps with AllStart™ Technology in the 330w (400w) model, and use an electronic ballst, but but put the ballast INTO the enclosed ballast system I already have, replacing the magnetic HPS 250w inside. thats what i will get im sure. I run an LEC, and after running 600w and 1000w HPS lights for years, I’ll never go back. Our factory offers the best products with competitive price. My temps dropped by 5+ degrees farenheit. Alibaba.com presents cutting edge cdm hid to all the retailers and wholesalers out there. Thankfully, as the use of LEC lights spreads, reports of their efficiency and ability to improve yields are enticing an increasing number of growers. I have posted hundreds of pics under CMH. hps i switched out to add it. I have color comparison pictures in my thread showing the difference of reg MH to CMH. Here are 5 truths about growing bigger yields with LED vs HPS grow lights. Also, the 3K Agro produces less of the blues and UV than a 4K version, and it is these parts of the spectrum that will make adding a CDM to your grow a seriously savvy move for improved quality produce. Normal hps 4. (Add: £50.00), LUMii Solar 315w with LUMii Solar Gro Lamp Phantom II E-ballast for 315W CMH Grow Light Bulb: Best ballast choice. And that’s pretty much the only thing they have over CMH. While your HPS grow lights will provide oodles of red for yield, the 4K CDM will fill in the blue and the UV parts of the spectrum to enhance the quality and potency of your crop. Double ended grow lights are pretty much supercharged HID’s. 1 … Dimlux CDM fixtures utilise ceramic-discharge metal halide lamps to produce a light spectrum that's much broader than other forms of HID lighting (like standard metal halides and HPS). Consumo real con balastro: 430w-470w. On the other hand, quality indoor LED grow lights run quite cool, even after many hours of work. BUT my heat levels have gone through the roof this last month, so I wondered if anyone had any ideas/experiences with these new 315w ceramic systems....they seem to good to be true.