Battery back-up power supply

Battery back-up or uninterruptable power supplies are used on access control systems, particularly where locking magnets are used. The 902-12-3 power supply is built inside a steel housing with space for one 12V 7Ah battery. The circuit board includes an exit timer with volt free contacts and an exit button input.

  • 230Vac 50/60Hz input, 12V 3A output
  • Internal timer 0-15 secs
  • Battery space 150 x 65 x 100mm (WxDxH)
  • Exit button input, volt free timer relay output
  • Dimensions 226 x 226 x 84mm

7Ah battery

VY902 controller

.. about batteries