Controller for electric scooter KuKirin G4

Controller with ribbed aluminum base

The electronic controller features a black connection section and a wide aluminum base with cooling fins. The sockets are arranged along the edge, and the mounting holes are on extensions of the metal base.

Features and fitment

• Model: KuKirin G4.
• Controller with connection sockets in a black housing.
• Ribbed metal base and mounting lugs.

Approximate dimensions

• Controller with mounting lugs: 180.5 × 90.5 × 42.8 mm.
• Housing length without lugs: 150.7 mm.
• Height of the metal housing part: 24.9 mm.
• Distance between outer mounting slots: 48 mm.
• Top slots: 7 × 11.5 mm.
• Bottom slots: 7 × 13.5 mm.
• Middle mounting hole: 7 mm.
• Cable lug opening: 4.2 mm.

Before replacing, compare the controller label, voltage, mounting points, and the layout of all connections.

Electronic assembly replacement

• Before maintenance, turn off the vehicle and disconnect the battery according to the prescribed procedure. Note the position of each connector before removing the old unit.
• Secure the new assembly in the designated places, protect the connections, and ensure the cables run without being pinched. Align settings with the actual vehicle implementation.
• Before putting under load, check the display, drive response, and brake sensing. In case of mismatched connectors or communication errors, have a technician verify compatibility.