Fronius ACCTIVA Professional 35A

The professional system for your workshop

The intelligent battery charging system with its animated user guidance display is the ideal tool for vehicle technicians. In addition to the main function – fully automatic charging – the battery charging system ensures that the voltage is kept constant during diagnosis and software updates so that the battery is fully charged after the service.

Recommended fields of use:

Ideal in the workshop for cars, HGVs, buses, motorcycles, emergency vehicles, construction machinery and agricultural machinery

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Product information:

  • Plug & Charge – for fully automatic charging
  • Animated user guidance display for ease of use and the highest levels of reliability. All functions and charging data can be easily set and read off the display.
  • Automatic preselection of battery voltage (6 V, 12 V and 24 V)
  • Rugged, compact housing for a range of uses in your workshop
  • Plug-in charging and mains cables (in different lengths)
  • Edge guard provides stability and protects paint from damage
  • For (re)charging or charge conservation of conventional lead acid, lead calcium/silver batteries, or sealant type batteries (AGM, MF), as well as maintenance-free lead GEL batteries, without disconnecting from the vehicle power supply
  • Optional USB interface for updating the charging system software ensures long-lasting and future-proof usage
  • Based on Active Inverter Technology
  • 100% safety for the vehicle, on-board electronics and battery due to electronic safety, short circuit protection, electronic reverse polarity protection, safety cut-out and thermal overload protection


  • Charging: automatic charging and battery support system for parallel consumers during short service periods.
  • Diagnosis and software updates: trickle mode supplies the parallel consumer with energy during diagnosis and software updates. The battery charging system delivers a current of up to 35 A.
  • Battery change: back-up mode ensures that the user settings in the vehicle are retained while the battery is being changed.
  • Power supply mode: guarantees an external power supply without any support from the battery.
  • Refresh mode: regenerates deep-discharge batteries.

Protective features:

  • Electronic reverse polarity protection
  • Thermal overload protection
  • Safety cut-out
  • Electronically safe
  • Short-circuit protection

Technical Data:

  • Charging current 35 A
  • Battery capacity 3 – 350 Ah
  • Battery voltage 6 V / 12 V / 24 V
  • Mains voltage +/- 15% 230 V
  • Charging characteristic IUoU / IU
  • Degree of protection IP 40 (horizontal) / IP 44 (vertical)
  • Dimensions (L x W x H) 247 x 162 x 88 mm / 9.72 x 6.38 x 3.46 in.
  • Weight 2.0 kg / 4.63 lb.
  • Marks of conformity CE
  • Mains fuse protection 16 A
  • EMC emissions class A