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Centurion G-Ultra GSM 4G Controller with chip Sim

Save 31%
Original price R 3,926.27
Current price R 2,723.67

Please note that this unit cannot be used to upgrade G-Speak Ultra (Intercom). What's the difference?

G-Ultra: Green Buttons, No intercom function, Does not have an audio module at the gate.

G-Speak Ultra: Blue Buttons, Has intercom function, has an audio/entry module at the gate.

G-switch Ultra. Advanced GSM Based Access Automation System: Open and close your gate, arm your alarm system, activate your electric fence, control the pool pump, control your irrigation system - all from your phone with this powerful access automation solution.


  • Flexible scheduling, time-barring and automatic activation - for B&Bs and guesthouses
  • 1500 user memory¬†¬†¬†¬†
  • Open, Close and Intelligently Monitor Your Gate Status - all via your phone!
  • Access automation ‚Äď control a multitude of access control devices including gate motors, traffic barriers and garage door operators¬†¬†¬†¬†
  • Be notified via push notification of alarm activation, electric fence triggers and mains power failure


  • Voltage 11-24V
  • Max. Current Draw 300mA@12V
  • Input/Output Current Rating 50mA
  • Relay Contact current Rating 1A 30V AC/DC
  • 1500 user memory¬†¬†¬†

Devices that can be controlled by G-Ultra

  • Automated entrance gates,
  • Geysers
  • Appliances
  • Air conditioners
  • Borehole pumps
  • Disable vehicle ignition systems
  • Lighting systems
  • Irrigation and water features
  • Alarm systems