{"product_id":"hobbywing-seaking-v4-120a-brushless-marine-esc-2-6s","title":"HobbyWing SEAKING V4 \/ 120A Brushless Marine ESC (2-6S)","description":"\u003cp\u003eHobbywing Seaking 120A V4 ESC delivers a smooth, reliable power system for 1\/8 and 1\/10 marine RC setups, combining a fully waterproof design with efficient 120‑amp performance. Its refined throttle control, built‑in BEC, and robust thermal protection make it ideal for high‑demand boats, while the updated V4 architecture improves stability and responsiveness under heavy load. A dependable choice for consistent speed runs and everyday lake bashing.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIP67 Waterproof Design — Fully waterproof and dust‑resistant for direct use in marine environments. \u003c\/li\u003e\n\u003cli\u003e120A Continuous \/ 500A Peak Current — High‑output brushless ESC performance for demanding RC boats. \u003c\/li\u003e\n\u003cli\u003e2–6S LiPo Compatibility — Supports a wide voltage range for various hull sizes and power setups. \u003c\/li\u003e\n\u003cli\u003eAdjustable High‑Power BEC — Switch‑mode BEC with selectable 6V \/ 7.4V \/ 8.4V @ 8A for high‑torque and high‑voltage servos. \u003c\/li\u003e\n\u003cli\u003eWater‑Cooling System — Integrated water‑cooling plate with 3.0\/5.5 mm pipe diameter for stable temps under load. \u003c\/li\u003e\n\u003cli\u003eFreewheeling Function — Reduces ESC temperature, improves deceleration, and enhances turning control. \u003c\/li\u003e\n\u003cli\u003eAdvanced Protection Suite — Low‑voltage cutoff, over‑temperature protection, signal‑loss protection, and capacitor overheat protection. \u003c\/li\u003e\n\u003cli\u003eData Logging \u0026amp; Telemetry — Real‑time and historical data via HW LINK app when paired with OTA Bluetooth module. \u003c\/li\u003e\n\u003cli\u003eFirmware Upgrade Support — Update ESC features through HW LINK or USB LINK tools. \u003c\/li\u003e\n\u003cli\u003eMultiple Programming Methods — LED Program Card, LCD Program Box G2\/Pro, and OTA wireless programming. \u003c\/li\u003e\n\u003cli\u003eCompact Marine‑Optimized Form Factor — 64.7 × 36.3 × 22.5 mm; designed to fit narrow hulls up to ~100 cm.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSPECIFICATIONS:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart#: 30302363\u003c\/li\u003e\n\u003cli\u003eContinuous \/ Peak Current: 120A \/ 500A \u003c\/li\u003e\n\u003cli\u003eInput Voltage: 2–6S LiPo \u003c\/li\u003e\n\u003cli\u003eBEC Output: 6V \/ 7.4V \/ 8.4V @ 8A (switch‑mode) \u003c\/li\u003e\n\u003cli\u003eProgramming Methods: LED Program Card, LCD G2, LCD Pro, OTA Bluetooth module \u003c\/li\u003e\n\u003cli\u003eDimensions: 64.7 × 36.3 × 22.5 mm (without water‑cooling pipe) \u003c\/li\u003e\n\u003cli\u003eWeight: 123.5 g (with wires \u0026amp; connectors) \u003c\/li\u003e\n\u003cli\u003eWaterproof Rating: IP67 waterproof design \u003c\/li\u003e\n\u003cli\u003eWater‑Cooling Pipe Diameter: 3.0 mm (inner) \/ 5.5 mm (outer) \u003c\/li\u003e\n\u003cli\u003eMotor Compatibility: Sensorless brushless motors \u003c\/li\u003e\n\u003cli\u003eData Logging: Real‑time \u0026amp; historical data via HW LINK app (requires OTA module) \u003c\/li\u003e\n\u003cli\u003eFirmware Upgrade: Supported via HW LINK or USB LINK tools \u003c\/li\u003e\n\u003cli\u003eProtection Features: Low‑voltage cutoff, over‑temperature, signal‑loss, overload, capacitor overheat protection \u003c\/li\u003e\n\u003cli\u003eFreewheeling Function: Lower temps, faster deceleration, improved turning control \u003c\/li\u003e\n\u003cli\u003eBoat Size Compatibility: Suitable for hulls up to ~40 in\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHELPFUL LINKS:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0109\/9702\/files\/Manual-SEAKING_120A-90A-60A-30A_V4.pdf?v=1741816360\" title=\"ESC Manual\" target=\"_blank\"\u003e\u003cstrong\u003eESC Manual\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eINCLUDES:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e(1) HobbyWing SEAKING V4 \/ 120A Brushless Marine ESC\u003cbr\u003e(1) User Manual\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"HobbyWing","offers":[{"title":"Default Title","offer_id":50358887940310,"sku":"088718503204","price":84.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1751\/0217\/files\/SEAKING-120A-V4.webp?v=1788905516","url":"https:\/\/www.rc-n-go.com\/products\/hobbywing-seaking-v4-120a-brushless-marine-esc-2-6s","provider":"RC-N-Go","version":"1.0","type":"link"}