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Latest News : 30A DC UPS Controller

30A DC UPS Controller


Relec Electronics is pleased to announce the availability of Chinfa's recently released DRU30 series of DC UPS battery controllers.  The DRU30 is available for 12V and 24V battery backed DC systems and provides a simple, cost effective solution to provide battery test and protection as well as alarm status on the battery and the DC bus.

The DRU30 is designed to sit alongside a Din rail mounted power supply which will provide the bulk power to the load.  The DRU has a built in boost, current limited charger which will provide either a float or fast charge voltage to the battery.

The DRU30 also provides automatic battery reverse polarity protection & low voltage deep discharge protection to prevent permanent damage to the battery.



  • Din Rail mounting
  • Built in battery test function
  • Battery polarity protection
  • Battery deep discharge protection
  • Integrated battery fuse
  • Parallel connection to a DC bus
  • Relay and LED status indicators for DC OK, Battery fail & Battery discharge
  • Suitable for 4AH, 7AH and 12AH systems
  • 3 year warranty


DRU30-12 & DRU30-24 samples are generally available from stock at Relec Electronics for a fast turn around.  Production quantities can be scheduled to your specific needs on a lead-time of around 8 weeks.  Contact Relec Electronics technical sales staff for further information and availability on samples.

Relec Electronics are a specialist distributor offering expert technical advice with a broad range of power conversion products including AC DC Converters, DC DC Converters and Plugtop & Desktop power supplies.

John Stone
Sales Director

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