Traction 50A Contactor Closing Battery Support Unit

$1,055.00

Product code: BSU2-50C

The BSU2-50C Battery Support Unit is a professional workshop support unit that delivers up to 50A of fully regulated power and constant 13.4V output to maintain stable voltage during diagnostics, software updates and reprogramming when the vehicle is in a Key On, Engine Off state. Unlike standard support units, it can close the contactors on lithium batteries, making it ideal for vehicles with modern lithium 12V systems as well as AGM and GEL batteries, helping to prevent data loss or control unit shutdowns while you work.

Product code: BSU2-50C

The BSU2-50C Battery Support Unit is a professional workshop support unit that delivers up to 50A of fully regulated power and constant 13.4V output to maintain stable voltage during diagnostics, software updates and reprogramming when the vehicle is in a Key On, Engine Off state. Unlike standard support units, it can close the contactors on lithium batteries, making it ideal for vehicles with modern lithium 12V systems as well as AGM and GEL batteries, helping to prevent data loss or control unit shutdowns while you work.

  • The BSU2-50C Battery Support Unit can be used with any 12V automotive battery, including AGM, GEL and Lithium (LiFePO₄) batteries, making it suitable for a wide range of modern vehicles.

  • The BSU2-50C delivers a steady 13.4V regulated output of up to 50A to keep the vehicle powered during key-on diagnostic and programming work. When connected to a lithium battery, it can also close the battery’s internal contactors, allowing the system to wake up and accept support power. This ensures the vehicle’s electronics remain stable and operational throughout workshop procedures.

  • Fully regulated 13.4V output up to 50A

    Lithium battery contactor closing capability

    Supports AGM, GEL and Lithium batteries

    Reverse polarity protection

    Output current display

  • INPUT: 100-240v AC
    50/60Hz

    WEIGHT: 13.2lb

    SIZE: 11”x7.5”x3.6”

    CARTON: 12.6”x9.9”x9”

    OUTPUT: 13.4v up to 50A continuous

  • Approved by JLR for use in showrooms.

  • Supplied with 5m power lead and 5m output leads.