A complete DIGITAL unit, housing a High Pressure Sodium bulb for the yellow-orange-red end of the spectrum, ideal for plants in the flowering cycle, but the bulbs in these kits are classed as DUAL SPECTRUM, making them suitable for the vegetative stage also. The ballast plugs straight in to the mains supply and the IEC connector on the bulb holder plugs in to the ballast. Plug in and go.
DIGITAL STANDARD 400 is:
a 400 watt HACIENDA or POWERTEQ DIGITAL ballast
a Standard reflector
with a 400 watt HPS BUDGET bulb is £140.00
with a 400 watt HPS SUNMASTER bulb is £145.00
with a 400 watt HPS GROLUX bulb is £150.00
DIGITAL STANDARD 600 is:
a 600 watt POWERTEQ DIGITAL ballast
a Standard reflector
with a 600 watt HPS BUDGET bulb is £140.00
with a 600 watt HPS SUNMASTER bulb is £145.00
with a 600 watt HPS GROLUX bulb is £150.00
AS LIGHT BULBS LOSE A LITTLE BIT OF POTENCY EVERY TIME THEY ARE SWITCHED ON AND OFF, IT IS GENERALLY RECOMMENDED TO CHANGE HPS BULBS EVERY 18 MONTHS (based on average daily use).