SJE-Rhombus® Controls has announced the SJE MilliAmpMaster™ control switch, designed to activate low current control panels and alarms. The SJE MilliAmpMaster low current control switch provides reliable low current control for AC and DC applications in potable water, wastewater, and sewage applications. The internal switching mechanism has sealed gold cross-point contacts for reliable low current operation. The control switch is available as both a normally open model (high level) and a normally closed model (low level). This control switch has passed NSF Standard 61 protocol by an approved Water Quality Association laboratory and is UL listed and CSA certified. SJE-Rhombus Controls.