Ametek HDR Power Systems has acquired the Halmar Robicon silicon-controlled rectifier (SCR) power controller and related power control systems technology and products of Siemens Energy & Automation, Alpharetta, Ga. The Halmar Robicon products will be integrated into the HDR Power Systems business, and HDR will support existing Robicon clients with service and parts.

Solid-state alternatives to mechanical contactors, SCR power controllers are used to provide temperature control for applications in semiconductor fabrication, glass manufacturing, plastic extrusion and other industrial and laboratory furnaces and ovens.