YK42-3 Controller
Product Specification
TNC Scooters

YK42-3 - Technical Parameters

Rated Voltage
36 Volts
Rated Current
40 +/- 1.0 Amps
Rated Motor
Up to 800 Watts
Conversion Efficency
Under Voltage Protection
30.5 +/- 0.5 Volts
Speed Control
Hall Effect Throttle
(1 - 4 Volts)
12.5 cm x 9.0 cm x 4.6 cm

YK42-3 - Installation & Wiring

Power & Motor
Connector Plug:

See Notes: 1, 2, 3
Connector Plug: DJ7031A-2.8-21


    1. The Motor and Battery connectors on the YK42-3 controller share a common positive (RED) wire. The positive lead of the controller is attached to the positive lead of the battery and the positive lead of the motor.
    2. When connecting the controller to the battery a small spark may occur this is normal.
    3. Make your battery connection your last connection.
    4. Controller uses standard Hall Effect (3 - Wire) throttle.