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unu Scooter Pro Battery Charger

  • Input: AC 220-240V
  • Output: 58.2V / 2A

Manufactured by QQE Technology Co. Ltd., Taiwan Model number QQE287-18CH03-L

Connectors

The battery is placed on top of the charger and mates its two encased sockets with the charger's three encased & spring-loaded pins. Middle pin is GND, outer pins are V+.

Charging contacts are customized ITT Cannon canted coil sockets (Source):

Derived from the leading ITT Cannon range of EV-charging products, this bespoke solution featured high-performance canted coil socket contacts for the battery and corresponding pin contacts for the scooter and charging dock.

Charger Contacts

  • Pin Socket:
  • Outer Housing:
    • ID: 17mm OD: 25.5mm
  • Inner Housing:
    • Depth (rim to bottom): 30mm
    • ID: 13mm
  • Pin:
    • Cap OD: 5.50mm
    • OD: 5.5mm tapered to 6.5mm
  • Battery Connector:
  • Pin Pitch: 30mm (Center to Center)
  • Length: 90mm (Outer housing, 3 pins)
  • Width: 25mm (Outer housing)