60A Brushless Angle Grinder Control Board Speed Switch Circuit
60A Brushless Angle Grinder Control Board Speed Switch Circuit
60A Brushless Angle Grinder Control Board – Speed Switch Circuit Controller
Upgrade or repair your brushless lithium-powered angle grinder with this high-performance 60A Control Board. Designed as a direct replacement motherboard, this circuit board delivers smooth speed switching, reliable motor control, and up to 1200W of output power — making it an ideal solution for DIY woodworking enthusiasts and professional tool repair technicians alike.
Made in Mainland China.
Key Features
- High Current Capacity: 60A rated controller handles demanding loads with ease
- Wide Voltage Range: Compatible with 18V–21V lithium battery systems
- Maximum Output Power: Up to 1200W for powerful, consistent performance
- Brushless Motor Support: Optimized for brushless motor technology for greater efficiency and longer tool life
- Speed Switch Circuit: Built-in speed control switch for variable speed operation
- Durable Construction: Plastic + metal build for lasting reliability
- Easy Replacement: Drop-in fit for compatible angle grinder models
Specifications
| Voltage | 18–21V |
| Max Output Power | 1200W |
| Current Rating | 60A |
| Material | Plastic + Metal |
| Color | As shown |
| Package Contents | 1 × Control Board |
Installation Instructions
For safe and correct installation, please follow these steps in order:
- Connect the wires first
- Fix the motor securely in place
- Install the casing
- Tighten all screws
- Confirm the square shaft of the head rotates freely without jamming
- Connect the power supply
- Press down the speed control switch so there is no gap in the shell
⚠ Important: Failure to follow these steps may result in a buzzing alarm or potential damage to the motherboard. Please carefully read all instructions before installation.
Please Note
Due to manufacturing batches, there may be minor differences in wiring color, base plate color, or other cosmetic aspects between the actual product and listed images — however, all functions remain exactly the same. Additionally, colors may appear slightly different on-screen due to monitor brightness and lighting conditions.
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Frequently Asked Questions
Q: What voltage is this angle grinder control board compatible with?
A: This brushless angle grinder control board is compatible with lithium battery systems ranging from 18V to 21V, making it suitable for most standard cordless angle grinder platforms in that voltage range.
Q: What is the maximum power output of this speed switch circuit board?
A: The controller supports a maximum output power of 1200W and is rated at 60A, providing strong and stable performance for brushless angle grinder motors during heavy-duty cutting and grinding tasks.
Q: Will the control board look exactly like the product images?
A: Due to manufacturing batch variations, minor cosmetic differences in wiring color or base plate color may occur. However, the functions and performance are identical regardless of these cosmetic variations. If exact appearance is important to you, please consider this before purchasing.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.