GC263 – Door Relay


The Gensys Door Relay Device provides an easy, intuitive, safe way of connecting power and Data lines to Time and Attendance devices.

This Device is mostly used on doors to protect the Power cables from the 12V power supply, and to split the power and RS485 lines to the entry and exit readers.

This device creates connection points for secure fastening
of a Push Button Exit, Safety Break Glass Exit, Entry Key Switch override, Magnetic Lock or Striker Lock.


  • 12v DC Power Protection
  • RS485 bus input on RJ45 or Green Terminal Connector
  • RS485 bus output on RJ45 or Green Terminal Connector
  • RS485 Dual Split port output for Reader and Reader B
  • 12V Power Injection for output on both bus output ports and both Reader Ports.
  • Led Indication of 12V Power Present
  • Led Indication of RS485 Communication Present on a push button in order not to overload the 485 line.
  • Led indication of MagLock/Striker Lock Operation
  • Connection points for Entry and exit reader Door Open Triggers.
  • Support Normally Open Striker locks and Normally Closed Magnetic Locks



  • Input Voltage

0-15V on 12V Connector and 0-30V on 24v connector

  • 12V Line Overvoltage Response Time

< 1.0 pico second

  • 12V Peak Power Handling


  • Dimensions

151 x 64 x 43 mm

  • Weight

92 g

  • Warranty

1 Year Limited