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WS-12 Brushless Motor Controller | Custom BLDC Controller Manufacturer

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WS-12 BLDC brushless motor controller designed for lithium battery-powered tools and equipment. Dongke provides customized motor controller solutions with OEM and ODM support.
Parameter
Model
:
WS-12
Rated Voltage
:
DC18~40V
Rated Current
:
20~50A
Enquiry
Detail

WS-12 BLDC Motor Controller

Intelligent Control Module for Lithium Battery Powered Applications

Dongke WS-12 brushless motor controller is designed for integration with BLDC motors and speed control systems.

With flexible OEM/ODM customization capability, we provide complete brushless drive solutions for power tools, garden tools and other battery-powered equipment.


WHY CHOOSE

Built for Modern Battery Powered Tools

This series of BLDC motor controllers provides precise speed regulation and reliable electronic commutation for brushless DC motors in cordless power tools. Widely used in brushless drills, impact wrenches, electric hammers, angle grinders, garden machinery and other high-performance battery-powered equipment.

BLDC Motor Driver

Electronic speed controller for 3-phase brushless DC motors. High-efficiency PWM drive.

Wide Voltage Range

Compatible with 18V to 40V lithium battery packs. Adapts to multiple tool platforms.

Overload Protection

Automatic current limiting protects both the controller and motor from damage.

Soft Start & Brake

Smooth acceleration reduces gear shock. Electronic brake enhances operator safety.

WS12 Specifications

PARAMETERWS12
Executive Standard/
Approval CertificateIn-house Certified
Rated VoltageDC 18-40V
Rated Current20-50A

WS12 at a Glance

WS12 .jpg
SERIES
Dongke WS12 BLDC motor controller — DC 18-40V brushless DC motor drive solution for battery-powered cordless tools and equipment. Wide current range (20-50A), efficient motor control. OEM customization available
CERTIFICATION
In-house Certified. Products manufactured in ISO 9001:2015 facility with TUV/CE and UL-certified capabilities. Four-stage quality gate inspection on every production run.
APPLICATION
This series of BLDC motor controllers provides precise speed regulation and reliable electronic commutation for brushless DC motors in cordless power tools. Widely used in brushless drills, impact wrenches, electric hammers, angle grinders, garden machinery and other high-performance battery-powered equipment.

Dimensions & Electrical Circuit Diagram

This series of BLDC motor controllers provides precise speed regulation and reliable electronic commutation for brushless DC motors in cordless power tools. Widely used in brushless drills, impact wrenches, electric hammers, angle grinders, garden machinery and other high-performance battery-powered equipment.

WS12 .jpg

BLDC Motor Controller Applications

This series of BLDC motor controllers provides precise speed regulation and reliable electronic commutation for brushless DC motors in cordless power tools. Widely used in brushless drills, impact wrenches, electric hammers, angle grinders, garden machinery and other high-performance battery-powered equipment.

01

Brushless Drills

brushless drills application

High-efficiency brushless controller for cordless drills. Compact design with electronic commutation for precision drilling.

02

Electric Wrenches

electric wrenches application

High-torque controller for electric wrenches. Moisture and heat resistant with large power output for fastening.

03

Electric Hammers

electric hammers application

Brushless controller for electric hammers. High power and large torque with long service life under impact loads.

04

One-Hand Saws

one-hand saws application

Compact controller for one-hand saws. Precise speed regulation with electronic braking for safe single-hand operation.

05

Chainsaws

chainsaws application

Brushless controller for chainsaws. High torque output with moisture and heat resistance for outdoor cutting.

06

Angle Grinders

angle grinders application

High-power controller for angle grinders. Heat resistant design for continuous grinding and cutting applications.

Quality & Certifications

Built for Global OEM Standards

Dongke Electric products are manufactured in our ISO 9001:2015 facility with UL- and TUV-certified in-house laboratories. Every unit passes four quality gates before it ships.

TÜVCE ULIn-house Certified/ISO 9001:2015

Four Quality Gates, One Reliable Product

Each stage is backed by documented procedures, trained personnel and calibrated instruments.

Stage 1

IQC

Raw materials and components are inspected on arrival. We verify material certifications, dimensional accuracy and electrical properties against our specifications.

IQC inspection
Stage 2

IPQC

Automated assembly lines are checked at every station. Regular line inspections, first-article checks and SPC monitoring detect and correct deviations in real time.

IPQC inspection
Stage 3

FQC

Every unit is tested before shipment. Key parameters including contact resistance, insulation resistance and switching operation are verified on 100% of products.

FQC inspection
Stage 4

OQC

Packed batches are re-checked before dispatch. Our team performs sampling inspections based on AQL standards, verifying packaging integrity and labeling accuracy.

OQC inspection
Quality You Can Trust

Dongke Electric operates a dual-accredited testing laboratory (UL + TUV) — a distinction shared by only a handful of manufacturers in our industry.

Trusted by Customers in 30+ Countries
KNOWLEDGE CENTER

Difference Between a BLDC Motor Switch and a BLDC Motor Controller

A BLDC motor switch is mainly used as an operator interface for controlling a power tool, while a BLDC motor controller is an electronic drive unit responsible for controlling motor operation, current management and brushless motor performance.

FeatureMotor Switch (ZT/JT Series)Motor Controller (WS Series)
Main FunctionUser control interfaceElectronic motor drive & control
PositionTrigger / HandleElectrical control system
Speed ControlBasic (variable trigger)Advanced (electronic regulation)
Motor ManagementLimitedFull electronic control
Primary ApplicationPower tool user interfaceMotor drive & protection

Dongke offers both product lines for complete cordless power tool control solutions.

FAQ

WS12 — Frequently Asked Questions

Q.What is the WS12?
The WS12 is a BLDC motor controller by Dongke Electric, designed to drive and regulate brushless DC motors in battery-powered equipment. It manages motor commutation, speed control and system protection for DC 18-40V applications.
Q.What voltage range does the WS12 support?
The WS12 operates within the DC 18-40V range, making it suitable for mid-range power tools and equipment.
Q.What current capacity does the WS12 provide?
The WS12 supports a rated current of 20-50A, providing sufficient power for professional-grade power tool applications.
Q.What protection features does the WS12 include?
The WS12 provides comprehensive protection including over-current cutoff, over-discharge protection, over-temperature shutdown and short-circuit protection for safe operation with lithium battery packs.
Q.Which motors are compatible with the WS12?
The WS12 is compatible with brushless DC motors in the DC 18-40V voltage class. Refer to Dongke's BLDC motor product line for matched motor-controller combinations.
Q.Can the WS12 be customized for OEM applications?
Yes. Dongke provides full firmware customization, connector options and application-specific tuning for OEM customers. Contact our engineering team for integration support.
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