Products AC to DC Converters High Power Switch Mode Power Supplies up to 22kW CT Series RS232 Interface Features Supports PAE and PEK Series Programmable power supplies (not PAK Series) Support max. 8 unit serial or parallel control function Support RS232/485 protocol Easy installation for serial or parallel control. CT Series RS232/485 digital programming module for PAE and PEK Series power supplies. PDF Please write down your comment on this product, and click Add to Inquiry List for inquiry Add to Inquiry List Review Inquiry List Back