Additional insulation for the heating. Required at the beginning and end of the battery stack (arrangement is shown in the second image, left and right).
The PCB is made from FR4 material.
FR-4, or FR4, refers to a class of flame-retardant composite materials made from epoxy resin and fiberglass. The abbreviation FR stands for flame retardant and complies with the requirements of the UL94V-0 standard.
This Product was added to our catalogue on 16/04/2021.