This Tibbit is capable of generating up to 700mA of 5V power from the external input in the 9-18V range. Multiple power supply Tibbits can be used to increase available current or for power redundancy. The module has a dedicated shutdown (-SDWN) line. Pull the line LOW to disable this Tibbit. Combine this Tibbit with #18 (it has a power jack and two terminal blocks), #20 (nine terminal blocks), or #21 (four terminal blocks).