{"product_id":"riorand-7-70v-30a-pwm-dc-motor-speed-controller-for-brushed-motors","title":"RioRand 7-70V 30A PWM DC Motor Speed Controller for Brushed Motors","description":"\u003cp\u003eWIDE VOLTAGE \u0026amp; GRADED POWER SAFETY  Designed for 770V brushed DC motors, this heavy-duty speed controller delivers 1%100% stepless duty cycle tuning without low-speed stalling. Built with high-voltage MOSFETs and three 100V capacitors, it follows strict safety thresholds (12V250W, 24V350W, 48V450W, 60V400W, max 30A) to prevent heat build-up. Keeping a 510V voltage margin promotes long-term durability for power-hungry ride-on mods, electric go-karts, and custom DIY builds. | WHISPER-QUIET 12KHZ PWM \u0026amp; HIGH HEAT DISSIPATION  Wave goodbye to high-frequency motor whine and sudden speed jolts. The advanced 12kHz PWM drive circuit ensures smooth acceleration and vibration-free operation at any speed setting. Housed in a rigid aluminum enclosure that dissipates heat rapidly, this controller maintains cool performance during extended sessions on workshop bench tools, agricultural pumps, and marine trolling motors. | FLEXIBLE MOUNTING \u0026amp; 3-WAY CONTROL SWITCH  Customizing control panels is seamless with the included 15cm (5.9 in) detachable potentiometer ribbon cable. The panel features an integrated Run\/Stop\/Brake rocker switch for instant halting and control. Ideal for retrofitting RV ventilation fans, golf cart accessories, mini drill grinders, and automated robotics where panel-mounted controls are required. | FOOLPROOF WIRING \u0026amp; OVERCURRENT PROTECTION  Clear terminal markers prevent costly reverse-polarity damage on the DC input. Motor outputs are non-polarizedsimply swap the two motor wires to reverse rotation direction. Equipped with an onboard power status LED and a replaceable inline fuse, it guards your equipment against unexpected current surges during sudden load spikes. | REAL-LOAD TUNING \u0026amp; POWER CUTOFF NOTICE  Engineered for accurate real-world feedback. In PWM controllers, measured no-load output voltage equals input voltage; real-time speed adjustment and voltage drops must be measured under an active motor load. Note: Setting the potentiometer knob to the lowest position sets the motor to minimum speed but does not cut off power completely; disconnect the main power supply for a full shutdown.\u003c\/p\u003e","brand":"RioRand","offers":[{"title":"Default Title","offer_id":52621440090402,"sku":"B071NQ5G71","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/0294\/8642\/files\/71tU-B63OCL._AC_SY300_SX300_QL70_FMwebp.webp?v=1790254648","url":"https:\/\/arlenzone.com\/products\/riorand-7-70v-30a-pwm-dc-motor-speed-controller-for-brushed-motors","provider":"Arlenzone.com","version":"1.0","type":"link"}