The 12V–40V PWM Speed Controller 10A is designed for precise and efficient control of high-power DC motors in Indian DIY and industrial projects. With a wide voltage range and stable PWM output, it delivers smooth speed regulation for demanding applications where reliability matters.
Built for durability and long working hours, the 12V–40V PWM Speed Controller 10A from StemVolt, supports heavy loads with low heat generation, making it a trusted choice for workshops, labs, and automation setups.
Related Product:
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DC Motor PWM Speed Controller 6V–28V
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High Current DC Motor Speed Controller Module
Features:
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Wide 12V–40V operating voltage range
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Supports up to 10A continuous current
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Stable dc motor speed controller circuit design
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Low standby power consumption
Specifications:
| Specification | Details |
|---|---|
| Product Name | 12V–40V PWM Speed Controller 10A |
| Input Voltage | DC 12V–40V |
| Maximum Output Current | 10A |
| Rated Power | 400W |
| PWM Frequency | 13kHz |
| Operating Temperature | -20°C to 40°C |
Applications:
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Industrial DC motor control systems
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Robotics and automation projects
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Arduino control diy dc motor setups
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High torque dc motor applications
Package Includes:
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1 x 12V–40V PWM Speed Controller 10A














Kinjal Patel –
Best purchase ever
Tanmay Marwadi –
Shipped same day
Avinash Goel –
Suitable for DC motor control, variable speed applications, and STEM projects requiring reliable PWM-based speed management and stable performance.
Nitisha Gupta –
Product as shown
Suresh Wadekar –
Secure UPI payment and after sale support ensured a hassle-free purchasing experience, while the controller arrived in perfect condition and delivered smooth motor speed adjustment across a wide voltage range