ZT17 integrated BLDC switch combines speed control and protection functions in one module. Suitable for cordless brushless tools requiring both variable speed and electronic brake in a compact design.
Integrates speed control, protection and electronic commutation in a single module.
Overload, over-current, over-temperature and short-circuit protection built in.
Variable speed control with forward/reverse switching in one compact unit.
Regenerative braking stops the motor instantly for maximum safety.
DKLD ZT17 is an advanced BLDC integrated all-in-one switch developed for lithium battery-powered cordless brushless tools.
By integrating mechanical reversing, electronic speed control, signal braking, lithium battery protection and LED lighting, ZT17 provides a complete control solution for modern brushless power tool applications.
Compared with traditional mechanical triggers, ZT17 integrates multiple control functions into one compact switch module, improving reliability, safety and user experience.
✔ Mechanical Reversing Function
✔ Electronic Speed Control
✔ Signal Brake Function
✔ Lithium Battery Protection
✔ Over Voltage Protection
✔ Over Discharge Protection
✔ Over Discharge Recovery
✔ Over Temperature Protection
✔ Over Current Protection
✔ Short Circuit Protection
✔ LED Working Illumination
✔ Trigger Customization Available

ZT17 integrated BLDC switch combines speed control and protection functions in one module. Suitable for cordless brushless tools requiring both variable speed and electronic brake in a compact design.

ZT17 integrated BLDC switch combines speed control and protection functions in one module. Suitable for cordless brushless tools requiring both variable speed and electronic brake in a compact design.

Integrated speed and protection switch for brushless drills. Variable speed with electronic brake in one compact module.

Combined control switch for brushless impact drivers. Speed regulation plus over-current protection.

Integrated switch for brushless grinders. Speed control with thermal protection for extended operation.

Multi-function switch for brushless cutting tools. Variable speed with signal brake for safe cutting.

Compact integrated switch for brushless screwdrivers. Speed and protection in a single module.

Versatile integrated BLDC switch for custom applications. Dongke supports full OEM customization.
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.
Each stage is backed by documented procedures, trained personnel and calibrated instruments.
Raw materials and components are inspected on arrival. We verify material certifications, dimensional accuracy and electrical properties against our specifications.
Automated assembly lines are checked at every station. Regular line inspections, first-article checks and SPC monitoring detect and correct deviations in real time.
Every unit is tested before shipment. Key parameters including contact resistance, insulation resistance and switching operation are verified on 100% of products.
Packed batches are re-checked before dispatch. Our team performs sampling inspections based on AQL standards, verifying packaging integrity and labeling accuracy.
Dongke Electric operates a dual-accredited testing laboratory (UL + TUV) — a distinction shared by only a handful of manufacturers in our industry.
A brushed motor switch controls traditional DC motors with mechanical commutation, while a brushless motor switch integrates electronic control functions for BLDC motors with advanced speed regulation and protection.
| Feature | Brushed Motor Switch | Brushless Motor Switch |
|---|---|---|
| Main Function | On/Off and basic speed control | Electronic commutation and precise speed control |
| Motor Type | DC brushed motor | BLDC (brushless DC) motor |
| Speed Control | Basic variable speed | Advanced electronic speed regulation |
| Protection | Limited | Over-current, over-temperature, battery protection |
| Efficiency | Standard | Higher efficiency with electronic control |
| Typical Application | Cordless drills, basic power tools | Brushless drills, impact wrenches, saws, grinders |
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