{"product_id":"12v-48v-softstart-reversible-dc-motor-speed-controller-pwm","title":"12V–48V PWM DC Motor Speed Controller with SoftStart \u0026 Reverse","description":"\u003ch2\u003eVIBE 12V–48V SoftStart Reversible PWM Motor Speed Controller\u003c\/h2\u003e\n\u003cp\u003eTake precise control of your DC motor projects with this compact yet powerful PWM (Pulse Width Modulation) speed controller. Designed for a wide voltage range of 9–60V (nominally 12V, 24V, 36V, and 48V), it handles up to 400W and 16A continuous current — making it ideal for electric vehicles, DIY machines, conveyor systems, fans, pumps, and workshop equipment.\u003c\/p\u003e\n\n\u003cp\u003eThe built-in \u003cstrong\u003esoft-start function\u003c\/strong\u003e ensures your motor ramps up gradually, protecting both the motor and your circuit from inrush current stress. The integrated \u003cstrong\u003ereversing switch\u003c\/strong\u003e lets you instantly change motor direction without rewiring, while the 4.7K adjustment potentiometer gives you smooth, stepless speed control from 5% to 95% duty cycle.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Range:\u003c\/strong\u003e Works with 9–60V DC systems (12V, 24V, 36V, 48V compatible)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Power Handling:\u003c\/strong\u003e Max output 400W \/ 16A continuous (20A overload)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePWM Speed Control:\u003c\/strong\u003e Smooth adjustment from 5%–95% duty cycle\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSoft-Start Function:\u003c\/strong\u003e Gradual motor spin-up for reduced inrush current\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReversing Switch Included:\u003c\/strong\u003e Instantly change motor direction\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4.7K Regulation Potentiometer:\u003c\/strong\u003e Included for easy speed adjustment\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEU LVD Compliant:\u003c\/strong\u003e Low voltage (below 50V AC \/ 75V DC)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Size:\u003c\/strong\u003e 9 × 5 × 3 cm (3.54 × 1.97 × 1.18 in) — fits tight enclosures\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Battery Required:\u003c\/strong\u003e Powered directly from your DC supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eN84C1A40774\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9–60V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12V \/ 24V \/ 36V \/ 48V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e400W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverload Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePWM Duty Cycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5%–95%\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePotentiometer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.7K (included)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9 × 5 × 3 cm \/ 3.54 × 1.97 × 1.18 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × PWM Speed Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eGreat Pairing for Your Workshop\u003c\/h3\u003e\n\u003cp\u003eIf you enjoy hands-on builds and repairs, check out these handy tools from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-in-1-multi-functional-bone-wrench-hex-socket-spanner-portable-repair-hand-tool-for-bicycle-motorcycle-furniture-assembly\"\u003e10-in-1 Multi-Functional Bone Wrench Hex Socket Spanner – Portable Repair Hand Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/16-in-1-multi-function-bike-repair-tool-portable-folding-hex-wrench-set-for-bicycle-motorcycle-furniture-maintenance-hand-tools\"\u003e16-in-1 Multi-Function Bike Repair Tool – Portable Folding Hex Wrench Set\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/a01f-df-6-electric-enameled-copper-wire-stripping-machine\"\u003eA01F-DF-6 Handheld Electric Enameled Copper Wire Stripper 110V\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Please allow 1–3 mm tolerance due to manual measurement. Colors may vary slightly between different monitor displays.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What types of DC motors is this PWM speed controller compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This PWM motor speed controller is compatible with most brushed DC motors operating between 9V and 60V, including motors rated at 12V, 24V, 36V, and 48V. It is suitable for applications such as electric scooters, conveyor belts, fans, pumps, and DIY automation projects, provided the motor does not exceed 400W or 16A continuous draw.\u003c\/p\u003e\n\u003ch4\u003eQ: Does the soft-start function help protect my motor?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The built-in soft-start function gradually ramps up power when the motor is switched on, reducing the inrush current spike that can occur with direct starts. This helps extend the working life of both the motor and the controller by minimizing sudden electrical stress at startup.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I reverse the motor direction without rewiring?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. This controller includes an onboard reversing switch that allows you to change the motor's rotation direction instantly without modifying any wiring — a convenient feature for robotics, winches, or any application requiring bidirectional control.\u003c\/p\u003e\n\u003ch4\u003eQ: What is PWM duty cycle and how does the speed adjustment work?\u003c\/h4\u003e\n\u003cp\u003eA: PWM (Pulse Width Modulation) controls motor speed by rapidly switching power on and off. The duty cycle — ranging from 5% to 95% on this controller — determines how much of each cycle the motor receives power. A higher duty cycle means more power and faster speed. You adjust this smoothly using the included 4.7K potentiometer knob.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo 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.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What types of DC motors is this PWM speed controller compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This PWM motor speed controller is compatible with most brushed DC motors operating between 9V and 60V, including motors rated at 12V, 24V, 36V, and 48V. 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