Sodium HPS offers exceptionally high output with raised spectral discharge in the reds and blues (exactly the right spectral energy distribution curves that your plants need to thrive).
This lamp also has 32,000 life hours and colour temperature of 2000K.
250w = 33000 Lumens
400w = 50000 Lumens
600w = 90000 Lumens
Spectral output changes in a HPS lamp as it ages. We recommend changing your lamp every 9-12 months for optimum growth conditions
