If you are looking for the best CMH grow lights for sale to take your plants from seed to harvest, you have come to the right place.Not only are we going to share our top ceramic metal halide grow lighting picks of the year, but we’ll help you pick the right one for you and your grow room.CMH grow lighting is a great technology for full cycle growing, right up there with LED grow lights.Whether this is your first light or you’re looking to upgrade from your existing grow light setup, we have something for you on this list.Let’s start by covering some basic information on this technology, and explain our criteria in picking the candidates for this list!

ECO Farm CMH 315W Grow Light Fixture Reflector Enclosed Kit

PRODUCT FEATURES

Size:18" Long x 9.5" Wide x 10" High,Input 16AWG/3C SJTW 105℃ 300V Cord, 110V, 5-15P Plug , L=16FT
The lamp is optimized for the bloom phase with enhanced reds, but, because it's full-spectrum, it will produce the goods in both vegetable and flower – expect to see increased growth rates, tighter internodes, an improvement in overall vigor and an increase in final weight.Ideal as both supplementary and standalone lighting
Highly efficient - puts out 1.9 micromole per watt of electricity
Extremely high PAR levels
DimLux Expert Series 315W CMH Full Spectrum Complete Grow Light

Optimal Flow, Less Heat, More Light!
Adjustable side reflectors provide better light overlap and to minimizes any losses at a wall. Passive cooling from the open design of the reflector extends and ensures prime temperature conditions for the life and efficiency of the lamp. 50mm socket on the reflector which can be used to significantly reduce the room temperature by actively extracting the air. Optional add-on reflectors available which be placed to minimize the wall loss even more. Reflector is replaceable.
DIMLUX XTREME BALLAST

The Dimlux Xtreme Ballast gives you 7 separate dim options – considerably more than any other competing product – so you can precisely alter light output to match the changing demands of ever-developing plants. Two boost settings are available for generating up to 15% extra lumens than is advertised on the lamp, and the Soft Start and Soft Off features to ensure you don’t get sudden surges of power when switching between “on” and “off” modes, protecting the product and upholding your safety. Utilizing superior electronic technology, the Xtreme Ballast operates very quietly and very efficiently, promising to save you money over time on your energy bills.
EYE Hortilux CMH 315W Grow Light System

DISCOVER THE EYE HORTILUX CMH 315W GROW LIGHT SYSTEM
The exclusive EYE HORTILUX CMH spectrum provides 50% more Ultra Violet (UV) than the competitive lamps available today. This results in better overall plant growth and higher yields.
The EYE HORTILUX CMH 315 Grow Lamp was engineered to allow safe amounts of UV to pass through the glass and better imitate a plant’s exposure to natural sunlight.
Color Temperature: 4100K Ceramic HID Technology
The new Eye Hortilux CMH 315W Grow Light System takes the next step for grow light systems. The short. compact reflector design maximizes light with 8% more light hitting the canopy and 30% more uniform light than the competition.

VIVOSUN 315W CMH Grow Light Fixture

PROFESSIONAL RESULTS MADE EASY: This CMH Fixtures run significantly cooler compared to conventional lighting setups and do not need to be cooled with ducting and fan, they can simply be air cooled and are really energy efficient
HIGH-TECH BALLAST: Cutting-edge adjustable ballast features advanced low frequency Square-Wave technology for high efficiency, reliability and no electromagnetic interference. 8' power cord with 3-pronged plug, compatible with Standard North American outlets (with 120V to 240V adapter included)The cutting-edge hood made of imported Italian VEGA aluminum boosts reflectivity by 20% compared to standard aluminum reflectors; Unit has an excellent light reflectivity rating of 98% ; Contouring of the polished reflective surface ensures no hot spots or dead spots.