{"product_id":"ebike-sine-wave-controller-24v-36v-48v-17a-s866-lcd-display-350w","title":"Ebike Sine Wave Controller 24V\/36V\/48V 17A + S866 LCD | 350W","description":"\n\u003ch2\u003eThree-Mode Sine Wave Ebike Controller with S866 LCD Display\u003c\/h2\u003e\n\u003cp\u003eUpgrade your electric bicycle with this versatile \u003cstrong\u003esine wave controller\u003c\/strong\u003e — compatible with 24V, 36V, and 48V systems up to 350W. Designed for smooth, quiet motor operation, this three-mode controller pairs seamlessly with the included S866 LCD display for a clean, intuitive riding experience.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Ebike Controller?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThree-Mode Operation:\u003c\/strong\u003e Easily switch between riding modes for flexible control over speed and power output.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSine Wave Technology:\u003c\/strong\u003e Delivers smoother, quieter motor performance compared to square-wave controllers — ideal for commuters and trail riders alike.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Works with 24V, 36V, and 48V DC motor systems, making it suitable for a broad range of ebike builds and conversions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eS866 LCD Display Included:\u003c\/strong\u003e Clear, easy-to-read screen shows speed, battery level, assist mode, and more. Simple plug-and-play installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWaterproof Connector:\u003c\/strong\u003e Weather-sealed connectors keep your electrical connections protected from rain, mud, and moisture during outdoor rides.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In Headlight Function:\u003c\/strong\u003e Integrated headlight control output adds convenience and visibility for night riding.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSolid Metal Housing:\u003c\/strong\u003e Rugged metal enclosure shields internal circuitry and promotes efficient heat dissipation, extending the life of your controller.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShock-Resistant Construction:\u003c\/strong\u003e High-intensity materials keep the unit stable on rough terrain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 24V \/ 36V \/ 48V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCurrent:\u003c\/strong\u003e 17A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Motor Power:\u003c\/strong\u003e 350W DC Motor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMotor Type:\u003c\/strong\u003e DC Motor (Brushless)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eController Type:\u003c\/strong\u003e Three-Mode Sine Wave\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e S866 LCD\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnector Type:\u003c\/strong\u003e Waterproof\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black + Silver\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Metal + Plastic\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Included:\u003c\/strong\u003e No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Electric Bicycle Sine Wave Controller\u003c\/li\u003e\n  \u003cli\u003e1× S866 LCD Display\u003c\/li\u003e\n  \u003cli\u003e1× One-to-five-wire harness\u003c\/li\u003e\n  \u003cli\u003e1× 130× Throttle\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Only the above package contents are included. Measurement tolerance is ±1–3 cm. Colors may vary slightly due to display settings and lighting.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/1-percent-better-every-day-motivational-canvas-wall-art-print\"\u003e\"1% Better Every Day\" Motivational Canvas Wall Art Print\u003c\/a\u003e — A great addition to your workshop or garage wall.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/best-seat-in-the-house-retro-quote-canvas-wall-art-print\"\u003e\"Best Seat In The House\" Retro Quote Canvas Wall Art Print\u003c\/a\u003e — Perfect for your cycling or garage space décor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLearn More About Electric Bike Safety\u003c\/h3\u003e\n\u003cp\u003eFor guidance on safe electric bicycle use and regulations, visit the U.S. Consumer Product Safety Commission – Bicycle Safety.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Electric_bicycle\" target=\"_blank\" rel=\"noopener\"\u003eElectric bicycle\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is this sine wave ebike controller compatible with my 36V 350W motor?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This controller supports 24V, 36V, and 48V systems for DC motors up to 350W, making it compatible with most standard ebike hub motors in that voltage and wattage range.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the S866 LCD display come pre-wired or does it require installation?\u003c\/h4\u003e\n\u003cp\u003eA: The S866 LCD display uses a plug-and-play waterproof connector system. It is designed for straightforward installation — simply connect the matching connectors between the display and controller. No soldering is required for standard setups.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Will the waterproof connector hold up in rainy riding conditions?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, the waterproof connectors are designed to protect electrical connections from moisture, rain, and light splashing during everyday riding. For best longevity, avoid prolonged submersion and ensure all connectors are fully seated before riding in wet conditions.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this controller for a DIY ebike conversion kit?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. This controller is a popular choice for DIY ebike builds and conversion kits. Its wide voltage compatibility (24V\/36V\/48V) and included S866 display and throttle make it a complete starting package for most 350W DC motor conversions.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is this sine wave ebike controller compatible with my 36V 350W motor?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! This controller supports 24V, 36V, and 48V systems for DC motors up to 350W, making it compatible with most standard ebike hub motors in that voltage and wattage range.\"}}, {\"@type\": \"Question\", \"name\": \"Does the S866 LCD display come pre-wired or does it require installation?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The S866 LCD display uses a plug-and-play waterproof connector system. It is designed for straightforward installation — simply connect the matching connectors between the display and controller. No soldering is required for standard setups.\"}}, {\"@type\": \"Question\", \"name\": \"Will the waterproof connector hold up in rainy riding conditions?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, the waterproof connectors are designed to protect electrical connections from moisture, rain, and light splashing during everyday riding. 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