Sunmaster 600W Dual Spectrum

This Sunmaster 600W Dual Spectrum HPS Grow Light puts out both a red spectrum and a light spectrum strong enough to be used as the sole light source throughout all stages of growing. This eliminates the need to purchase separate metal halide and HPS bulbs for the vegetative and flowering/fruiting stages of plant growth.

Dual spectrum lights are increasingly becoming the number one choice for growers as more and more find that these bulbs do a great job throughout all stages of plant growth. In fact, we supply most of our grow light systems with dual spectrum bulbs, and so far the feedback from our customers has been nothing but positive.

Sunmaster grow lights in particular are specifically tailored to the horticultural market and are some of the best lights around for growing purposes. Their range of dual-spectrum bulbs is an economical and easy-to-use solution for growers. This Sunmaster 600W Dual Spectrum includes:

90,000 lumen output
High photosynthetically active radiation (PAR)
Suitable for vegetative and flowering stages
Our verdict

Due to great feedback and our personal experience, we strongly recommend using a dual spectrum lamp throughout the grow cycle. The results are comparable to using a separate metal halide and HPS bulb, and ultimately it's up to you.

Voltage and coverage

To give you an indication of the grow lights you'll need, we've included an estimate below of the amount of coverage each type of light will provide.

250 W - an area of ​​about 0.6 to 0.7 square meters
400W - an area of ​​about 0.8 to 0.9 square meters
600W - Area of ​​about 1 to 1.2 square meters
1000 W - an area of ​​about 1.3 to 1.5 square meters