air pollution control and monitoring equipment, namely, mid-frequency and high frequency power supply for electrostatic precipitators, transformer rectifier (TR) control cabinets, controls for rappers used in cleaning particulates from electrostatic precipitators, communications interface in the nature of a controller area network (CAN) transceiver, voltage regulators in the nature of voltage dividers, electrical transducer boxes, silicon controlled rectifier (SCR) assemblies, transformer rec...

air pollution control and monitoring equipment, namely, mid-frequency and high frequency power supply for electrostatic precipitators, transformer rectifier (TR) control cabinets, controls for rappers used in cleaning particulates from electrostatic precipitators, communications interface in the nature of a controller area network (CAN) transceiver, voltage regulators in the nature of voltage dividers, electrical transducer boxes, silicon controlled rectifier (SCR) assemblies, transformer rec...