The painted aluminium junction boxes and the stainless steel junction boxes are designed to connect up to 4 load cells in parallel. The polyester junction boxes are designed to connect up to 6 respective 8 load cells in parallel (their design includes surge arrestors for lightning protection).

All boxes are available with explosion protection according EEx ia IIC T6 (with “EEX ia” name plate and blue cable glands). The aluminium box is also available with explosion protection according EEx e IIC T6 (with “EEX e” name plate and black cable glands). All junction boxes can be connected with a shielded 6-wire cable to the instrumentation.