{"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":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWIDE VOLTAGE \u0026amp; GRADED POWER SAFETY — Designed for 7–70V 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 (12V≤250W, 24V≤350W, 48V≤450W, 60V≤400W, max 30A) to prevent heat build-up. Keeping a 5–10V voltage margin promotes long-term durability for power-hungry ride-on mods, electric go-karts, and custom DIY builds.\u003c\/li\u003e\n\u003cli\u003eWHISPER-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.\u003c\/li\u003e\n\u003cli\u003eFLEXIBLE 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.\u003c\/li\u003e\n\u003cli\u003eFOOLPROOF WIRING \u0026amp; OVERCURRENT PROTECTION — Clear terminal markers prevent costly reverse-polarity damage on the DC input. Motor outputs are non-polarized—simply 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.\u003c\/li\u003e\n\u003cli\u003eREAL-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\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFree shipping included. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43357937008849,"sku":"BW-B071NQ5G71","price":26.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71tU-B63OCL._AC_SL1500.jpg?v=1790987587","url":"https:\/\/belmontwarehouse.com\/products\/riorand-7-70v-30a-pwm-dc-motor-speed-controller-for-brushed-motors","provider":"Belmont Warehouse","version":"1.0","type":"link"}