Wooswen WARNING:
Always double-check wire functions before connecting to avoid burnout.
Do not connect NC (empty) ports.
Wiring Diagram:
Labels and wire order depending on the motor manufacturer.
each wire is connected to the corresponding terminal based on its function.
NC is an empty terminal (no connection).
Input Voltage: 310V DC 15V DC (White)
Interfaces: (Yellow), FG (), GND (Black)
Dimensions: 90mm x 58mm x 115mm
Display: Digital LCD Screen
Protection: 310V Short-Circuit Protection
Universal Compatibility: Works with 3-wire & 5-wire DC fan motors (supports indoor/outdoor HVAC units).
Safety Design: Protective housing + 310V short-circuit protection to prevent damage.
Digital Diagnostics: LCD screen displays real-time speed feedback frequency for quick fault detection.
Adjustable Speed Control: Built-in speed adjustment knob for testing motor acceleration.
Easy Switching: Toggle between 3-wire and 5-wire modes with a switch.
Clear Wiring Guide: Color-coded ports (red, black, yellow, , white) for error-free connections.
Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on.
Voltage:AC110V
Color: As Shown
Material: Metal+Plastic

Package Contents:
1 * Motor tester
1 * Plug wire

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.