SanRex Power Semiconductor Modules: Diodes, Thyristors (SCRs) and Triacs are highly reputed for excellent quality and performance, resulting from years of experience. Used in a wide variety of applications: Welding & Plasma Cutting Machines, Motor Drives, Uninterruptible Power Supplies, Battery Chargers, SCR Controllers, and Inverters with many other designs where power conversion is needed. SanRex modules are all RoHS compliant as a minimum standard of the ISO14001 environmental policy. SanRex fully supports the RoHS initiative.