Description
Product Description
Unleash the full potential of your brushed DC motors with the Riorand 7-70V PWM DC Motor Speed Controller! Designed specifically for DIY enthusiasts, hobbyists, and small electric devices, this powerful speed controller is the perfect addition to your toolkit.
Compatibility: Our speed controller is tailored for brushed DC motors only (not compatible with brushless or AC motors), ensuring optimal performance and reliability.
Inclusions: Each purchase comes with the controller and an extra fuse, so you’re always prepared for any situation.
Common Questions & Solutions:
No-load voltage = input voltage? This is normal; please measure with a loaded motor.
Speed won’t adjust? Check the potentiometer connection and replug if it’s loose.
Fuse blown? Avoid overload by matching motor power to voltage limits.
No power? Verify that the input polarity is correct and that the power switch is on.
Top Uses
- DIY Robotics & Hobby Projects
- Small Electric Tools (mini drills, grinders)
- Ventilation Fans & Mini Pumps
- Home Workshop Equipment
- Low-Power Electric Devices
Why Choose Us?
- Extra fuse included – no need for spares!
- Durable aluminum housing for superior heat dissipation.
- Equipped with 3x 100V high-quality capacitors for enhanced performance.
- Clear wiring guidance to minimize installation issues.
- Trusted design with enhanced reliability for long-term use.
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| Customer Reviews |
4.3 out of 5 stars 596
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4.3 out of 5 stars 885
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4.3 out of 5 stars 285
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4.1 out of 5 stars 599
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4.3 out of 5 stars 656
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4.2 out of 5 stars 403
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| Price | $7.99$7.99 | $9.98$9.98 | $8.99$8.99 | $9.99$9.99 | $9.99$9.99 | $9.99$9.99 |
| AC/DC | DC | DC | DC | DC | DC | DC |
| Electric Current | 2A | 3A | 5A | Rated current 8A, maximum current 10A | Rated current 8A, maximum current 15A | Maximum output 3A, overload short-circuit protection current 4A (30 seconds) |
| Brushed | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ |
| Voltage Range | Input Voltage1.8V-12V | Input Voltage6V-28V | Operating Voltage3V-35V | Operating Voltage10V-40V | Operating Voltage6V-90V | Input Voltage10V-30V |
- 7-70V Wide Voltage & 30A High Current – Specifically designed for brushed DC motors, this controller supports a wide voltage range and a high current output. Enjoy a duty cycle of 1%-100% (12kHz PWM) with a maximum output of 500W. Please note: Power limits are 12V≤250W, 24V≤350W, 48V≤450W, and 60V≤400W. Always reserve a 5-10V margin to prevent overload.
- Low Heat & Durable Design – Featuring a robust aluminum housing and high-voltage MOSFETs, this controller generates minimal heat, ensuring longevity and reliability. It is designed for easy component replacement, operates quietly without vibrations, and includes an extra fuse for added safety.
- Accurate Voltage Measurement Tip – To ensure accurate output voltage readings, measure with a loaded motor, as no-load readings will reflect the input voltage. Ideal for DIY robotics, small tools, fans, mini pumps, and various hobby projects.
- Easy Wiring & Safe Operation – Ensure the input DC polarity is correct to avoid damage; the motor output has no polarity, allowing you to swap wires for direction. The controller includes an on-board run/stop/brake switch and a detachable 15cm potentiometer wire for easy adjustments.
- Trusted Performance & Upgraded Design – Experience smooth speed transitions and stable operation with our upgraded design. The built-in spare fuse offers passive overcurrent protection, making it a reliable choice for hobbyists and DIY enthusiasts alike.












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