This board allows for the connection of up to 4 Duet 3 Toolboards to the Duet 3 Mainboard at one time, greatly simplifying the CAN-FD bus and power wiring.

Key Features:

- 2-way barrier strip for power in.

- Four 2-way JST VH connectors for power out to tool boards, individually fused.

- Two RJ11 connectors for CAN bus in/out to connect to Duet 3 main board and expansion boards.

- Four 4-pin JST ZH connectors to connect CAN bus to four Tool Boards.

- Four pairs of 2-pin jumpers to bypass unused tool board CAN connectors.

- CAN bus termination jumper, for use if the CAN_OUT RJ11 port is not used.