Power Supplies

24 Volt 4 Amp Switch Mode Power Supply

Product Overview

The Pertronic Off-line Power Supply Unit (PSU) is a 27.4 V, 3 A continuous, 4 A peak, current limited switch-mode power supply. Module does not have an in-built fault relay, or automatic self supervision.


  • Mains-operated 24 Volt (nominal) DC power supply
  • Temperature compensated battery charging for longer battery life
  • Automatic battery backup
  • Provision for two 12 Volt Sealed Lead-Acid (SLA) batteries
  • Momentary operation of internal Reset button resets the 24-hour timer
  • Prolonged (> 3 seconds) operation of internal Reset button starts the Automatic battery test
  • Pertronic Power Supplies have been designed and tested to NZS 4512꞉2010