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01223 858414

Durite 200A 12V VSR DC-DC Battery-Battery Smart Relay

Special VSRs




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Suitable for latest range of vehicles fitted with smart alternators.

The very latest 12V 200A voltage smart programme intelligent charge relay to be used with the Euro 6 engine. This is used with the latest vehicles that have smart alternators and regenerative braking systems. 

With 9 programmes allowing the user to to set the charging and protection voltages to suit their requirements, this can therefore be used for charging the secondary battery or protecting the main battery from a high drain circuit. 

This has the facility for a manual override allowing both batteries to be used to start the engine or to make safe a piece of equipment on the protected circuit before power is lost.


  • With 9 programmes and an override function. 
  • Can be used with secondary battery charging systems and as a battery saver, protecting the main vehicle battery from excessive drains
  • Lightweight and compact - weighs just 500g
  • Applications include utility vehicles, vans, motorhomes, caravans and boats


  • Max. current: 200A
  • Nominal voltage: 12V DC
  • Max. voltage: 16.5V DC
  • Voltage sensing: Primary Battery Only
  • Standby current: 2mA
  • Terminals: 2 x M6 bolts + 2 x 6.3mm blades
  • Dimensions: 46 x 45 x 77 mm
  • Weight: 140g
  • Warranty: 1 year