Victron BMS M8 Male to Female 3 Pole 2m Connector (pair) - ASS030560200

Victron M8 circular connector Male/Female 3 pole cable:

This cable can be used to extend the BMS communication cables between a Lithium Battery Smart and the BMS. It ships in a bag of 2 pieces and is available in 1, 2, 3 and 5 m lengths.