{"product_id":"nulkommasw781-117m-brushless-motor-controller-36v-7a-rated-14a-max-electric-bicycle-controller-for-e-bike","title":"SW781-117M Brushless Motor Controller, 36V 7A Rated 14A Max Electric Bicycle Controller for E-bike","description":"\u003cp\u003eSW781-117M brushless motor controller is a replacement control unit for 36V electric bicycles. It drives the brushless hub motor, manages power output, throttle signal and low-voltage battery protection, ideal for old e-bike repair and controller swap.\u003c\/p\u003e\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc;\"\u003e\n\u003cli\u003eModel: \u003cstrong\u003eSW781-117M\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eType: Controller for brushless motor\u003c\/li\u003e\n\u003cli\u003eRated Voltage: 36V\u003c\/li\u003e\n\u003cli\u003eRated Current: 7A\u003c\/li\u003e\n\u003cli\u003eMaximum Current: 14A\u003c\/li\u003e\n\u003cli\u003eLow voltage protection: 31.5V\u003c\/li\u003e\n\u003cli\u003eThrottle adjustment voltage: 1.2V ~ 4.4V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cp\u003e✅ Aluminium alloy housing for good heat dissipation ✅ Built-in low voltage protection, prevents over-discharge of lithium battery ✅ Compatible with throttle signal 1.2V–4.4V, match standard ebike throttle ✅ Stable current output, protects motor from overload damage ✅ Pre-wired multi-color cables for easy wiring ✅ Compact size, simple installation on e-bike frame ✅ Direct replacement part for SW781-117M original controller\u003c\/p\u003e\n\u003ch3\u003eApplication\u003c\/h3\u003e\n\u003cp\u003eFor 36V electric bicycle \/ e-bike with brushless hub motor.\u003c\/p\u003e\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cp\u003e1 × SW781-117M Brushless Motor Controller (with pre-wired cables)\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp\u003eNotes:\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cul style=\"list-style-type: disc;\"\u003e\n\u003cli\u003ePlease match your old controller model, voltage and wiring definition before purchase.\u003c\/li\u003e\n\u003cli\u003eProfessional wiring is recommended. Wrong wiring may damage controller or battery.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"NULKOMMA","offers":[{"title":"China Mainland","offer_id":67645106127123,"sku":"12000049336450804","price":125.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/6163\/8931\/files\/20261012175555_288_9.png?v=1791799324","url":"https:\/\/nulkomma.com\/products\/nulkommasw781-117m-brushless-motor-controller-36v-7a-rated-14a-max-electric-bicycle-controller-for-e-bike","provider":"NULKOMMA","version":"1.0","type":"link"}