Products Safety edges GP Safety edges 15-120 SP safety edges NC safety edge Safety and detector mats SM Safety mat SM11 Safety mat TS safety step SM8 Safety mat Safety bumpers Miniature safety edges EKS miniature safety edges Control units SG-EFS104/4L SG-EFS104/2W RB3TR Wireless SG-RS309-2 Cable conduits WLS cable conduit SG-RS309-2 Fulfill requirements of 3 PL d. Supply voltage can be between 24V DC - 36V DC. The control unit has dual channel, two monitoring circuits each control two semiconductor outputs. Further information, click here: SG-RS-309-2