WS55-220 3 Phase Brushless DC Motor Driver DC20-50V 12A BLDC Motor Controller

3-Phase BLDC Motor Driver Brushless DC Motor Controller WS55-220 DC20-50V 12A

WS55-220 is a three-phase brushless DC motor controller designed for an input voltage range of 20–50 VDC. It can operate with or without Hall sensors and supports external potentiometer or voltage control inputs.


Features:

Input voltage range: 20–50 VDC;

Compatible with Hall-sensor and sensorless BLDC motors;

Supports external potentiometer or voltage control;

Overvoltage protection;

Overcurrent protection;

Locked-rotor protection;


Typical Applications:
Small machinery, power tools, exhaust fans, jade grinding machines, vibration motors, and similar equipment.


Specifications:

Rated voltage: 20–50 VDC

Rated current: 12 A

Current limiting: 15 A

Maximum speed (motor/load dependent): up to 20000 RPM

Operating temperature: 0 ℃ to 45 ℃

Operating humidity: < 80 % (non‑condensing)

Storage temperature: –20 ℃ to +65 ℃

Storage humidity: 0–95 % RH

Vibration resistance: 5.9 m/s²

Dimensions: 9.5 × 6 × 3.5 cm (3.74 × 2.36 × 1.38 in)

Weight: 258 g