Kvaser Leaf Professional LS

Kvaser Leaf Professional LS

Product code: 00261-6

Kvaser Leaf Professional is a one channel, high performance, USB interface for Low Speed CAN.


EOL (end of life): May 2021 - few units available.

A versatile and powerful interface that offers easy connection between your PC and CANbus network, it includes Kvaser's patented MagiSync™ feature for synchronized time-stamping.

Major Features

  • Supports Low Speed CAN (ISO 11898-3)
  • Handles up to 2500 messages per second, time-stamped and synchronized with a precision of 1 microsecond.
  • Auto transmit buffers, to send messages on a defined interval.
  • Auto response buffers, to send messages on a defined event.
  • Supports both 11-bit (CAN 2.0A) and 29-bit (CAN 2.0B active) identifiers.
  • Excellent error handling.
  • Supports silent mode for analyzing tools.
  • Excellent EMC performance.
  • Galvanic isolation of the CAN bus driver stage to protect the hardware.
  • Labeled CAN channel for easy identification of the supported physical layer.
  • Interfaces the CAN bus with a 9-pin D-SUB connector.


  • Documentation, software and drivers can be downloaded for free at kvaser.com/downloads.
  • Kvaser CANLIB SDK is a free resource that includes everything you need to develop software for the Kvaser CAN interfaces. Includes full documentation and many program samples, written in C, C++, C#, Delphi, and Visual Basic.
  • All Kvaser CAN interface boards share a common software API. Programs written for one interface type will run without modifications on the other interface types!
  • J2534 Application Programming Interface available.
  • RP1210A Application Programming Interface available.


Data sheet
Reference guide
User's guide

Software bundle

See also

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