High pressure sodium (HPS) bulbs are very efficient and commonly used as plant grow lights. High-pressure sodium lamps produce a broader spectrum of light than the typically-used low-pressure lamps. They also give a lot of heat.
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Highly efficient HPS Bulb of 250W from Spectromaster!
This HPS Bulb of 400W from Spectromaster is perfect for the flowering period!
Try this economic and highly efficient HPS bulb of 600W from Spectromaster!
This HPS Bulb from spectromaster is perfect for the flowering phase!
Give your plants lots of light with HPS bulbs from Philips!
Grow professionaly with HPS from Philips GreenPower!
Complete your Gavita Digistar with Gavita Enhanced HPS Bulb 400W and boost your lights with 10%!
Try this high quality HPS lamp from Gavita!
Do you want to maximize your light output? Choose Gavitas HPS bulb for high frequency fixtures!
Lumatek has a pulse-start technology that enables faster start up on your HPS Bulb 250W!
Grow with HPS from Lumatek, this bulb has 400W and 240V!
Try Lumatek HPS Bulb 600W, it has improved colour consistency and PAR/PPF level maintenance!
The Lumatek HPS Bulb 100W is a bulb made to increase colour rendering, output and efficiency!
With this HPS Bulb from Sylvania GroLux you can use the light already from the growth period due to the extra blue light!
The GroLux SHP-TS are ideal for gardeners growing plants with a short phase and who wants to avoid using the MH bulbs!
The Sylvania GroLux SHP-TS HPS Bulb 400W works with both magnetic and electronic ballasts up to 400W!