Skip to main content


Automatic Transfer Switch Controller for AC 380V / 415V

The ATS-385 Controller monitors normal and emergency power - it's suitable for single and three phase transfer switch systems. Optional USB/RS485/Ethernet/Wi-Fi/3G SIM card remote communication functions available. It can also be remotely controlled from mobile devices such as smart phones.

Ex stock - shipped Worldwide. For GBP, EURO or USD pricing please contact us:

Sales: [email protected]

Office: [email protected]

Tel: +44 (0)115 923 2568 (United Kingdom)

Tel: (24-hour) +44 (0)7484709956 (United Kingdom)


  • Micro-processor based & Polycarbonate front panel
  • Membrane switch button designed
  • Compact size with user-friendly 7 segment LED display
  • Direct operation on front panel with program settings auto-save in non-volatile random-access memory (NVRAM)
  • Full phase voltage/frequency monitor & protection for Normal & Standby source
  • Transfer fail alarm, Pre-exerciser or Pre-transfer signal output
  • Communication Port for Remote Monitoring and Control Options *1
  • Direct monitor and operate ATS & Genset via Smartphone
  • Built-in 1 to 4 weeks exerciser timer
  • Built-in noise filter and protect fuses for Normal & Standby source
  • System voltage 180 Vac or above is required to use with optional KCU-40 or KCU-50 communication module.