Ajax 12V PSU for Hub/Hub Plus/ReX
Ajax 12V PSU for Hub/Hub Plus/ReX
Ajax 12V PSU for Hub/Hub Plus/ReX Image 2

Ajax 12V PSU for Hub/Hub Plus/ReX

R 435.00 Incl. VAT

Available to order online or collect at 6 Cosmic Street Linbro Park, Sandton, 2090 (Map)


Product Code: 17938.54.NC

The Ajax 12V PSU for Hub/Hub Plus/Rex is a power supply unit, connecting Hub/Hub Plus control panels and ReX radio signal range extender to low-voltage power sources.  

DC input

Input voltage 8-20 V

Use Ajax in premises lacking electricity or having an unstable power supply. A 12 V power supply unit allows connecting hubs and radio signal extenders to low-voltage networks or use an external battery.

Ajax protects your home, even if it goes on wheels. With a 12 V power supply, the security system can travel with you, connecting to a car or portable battery.



The power supply unit is compatible with Hub, Hub Plus, and ReX. It features a standard socket for connecting the power jack plug and has a bundled terminal adapter.


12V PSU is installed into the device body, replacing the pre-installed 110/230 V power supply unit.

Tech Specs


Hub, Hub Plus, ReX

Input voltage

8-20 V DC

Output voltage

4.65 V ± 3%

Switch-on voltage

8 V ± 2.5%

Switch-off voltage 

6.9-7.5 V (depending on load)

Input current

<1 А

Output current

1,5 А


Socket: 6,5 х 2 mm

Plug: 5,5 х 2,1 mm (power jack)


138 х 64 х 13 mm


30 g

Complete set

  1. 12V PSU for Hub/Hub Plus/ReX
  2. Terminal adapter
  3. Quick guide