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400 Watt Lamps

If you are looking for a 400 watt grow light bulb then this is the right section. Here at Hytec Hydroponics we stock a wide range of 400 watt grow light fixtures and bulbs. 400 watt bulbs are a great choice for a medium powered grow light which can produce a good yield if used correctly. The 400 watt grow light bulb gives off less heat than the 600 watt grow light bulb and the 1000 watt grow light bulb and are a great choice for vegetation even through to flower. 400 watt grow light bulbs come a a few different types Hytec Hydroponics sell 400 watt high pressure sodium bulbs and metal halide bulbs some of our high pressure sodium bulbs come in duel spectrum, great for both vegetation and flowering plants. If you would like to discuss which bulb is right for you then please get in touch with the team here at Hytec Hydroponics and we will be happy to help.

Brand: Power plant
Emitting a large amount of blue light required for the vegetative stage of the plants cycle. *The blue light is essential for improving the results from your plants' vegetative cycle, promoting lush, green growth. *EFFICIANCY- Powerplant lamps provide more power per watt than most other lamps. ..
£17.99
Ex Tax:£14.99
Brand: Power plant
Powerplant lamps are tailored to promote optimum development at each stage of the plants life cycle. The powerplant arc tube dosing technology achives more usable light energy without sacrificing the intensity or lamp life. Super HPS bulbs are designed for the flowering stage of your plant life cycl..
£18.50
Ex Tax:£15.42
Brand: Sunmaster
produces higher chlorophyll levels for greener healthier plants promotes larger leaf mass inhibits unnatural stem elongation encourages increased numbers of plant internodes produces thicker primary stems encourages early flowering produces higher yields..
£22.00
Ex Tax:£18.33
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