TrolMaster Hydro X Expander Station 4 BioSafe CalOx FT you save time and money

you save time and money for quality crops

They are safer to use as well as compared to mineral based adjusters

and powdery mildew throughout their life cycles

air-cooled reflectors

TrolMaster Hydro X Expander Station 4 BioSafe CalOx FT you save time and moneyThe 4RS 1 is a universal 4 outlet power expansion module. It can be used with any of TrolMasters plug in style device modules to expand the number of devices that can be controlled by the Hydro x. A single 120 240 volt trigger cable on the 4RS 1 connects to your device control module. When the device module is activated by the Hydro x, the 4RS 1 trigger cable will turn on each of the 4 receptacles on the 4RS 1 with a 3 second time delay between each