TrolMaster Hydro X Expander Station 4 grower's choice and 10-burner (adjustable: 2-

and 10-burner (adjustable: 2-

control and maintain pH levels

and multiple bud development

organic and natural ingredients that deliver

TrolMaster Hydro X Expander Station 4 grower's choice and 10-burner (adjustable: 2-The 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