{"product_id":"s-u400-futaba-s-bus-hi-voltage-servo-13sec-7-9kg-36g","title":"S-U400 - FUTABA S.BUS HI VOLTAGE SERVO .13sec\/7.9kg 36g","description":"\u003cstyle\u003e.kw-desc ul{padding-left:20px;margin:0}.kw-desc li{margin-bottom:6px}\u003c\/style\u003e\n\u003cdiv class=\"kw-desc\" itemscope itemtype=\"http:\/\/schema.org\/Product\" style=\"font-family:'Helvetica Neue',Arial,sans-serif;color:#333;line-height:1.7;max-width:860px;\"\u003e\n  \u003cmeta itemprop=\"brand\" content=\"Futaba\"\u003e\n  \u003cmeta itemprop=\"sku\" content=\"S-U400\"\u003e\n  \u003cdiv style=\"margin-bottom:20px;\"\u003e\n    \n    \u003ch2 itemprop=\"name\" style=\"font-size:22px;font-weight:700;color:#111;margin:0 0 12px 0;\"\u003eS-U400 - FUTABA S.BUS HI VOLTAGE SERVO .13sec\/7.9kg 36g\u003c\/h2\u003e\n    \u003cdiv itemprop=\"description\"\u003e\n    \u003cdiv class=\"kw-advanced-pbtech\" style=\"font-family:'Helvetica Neue',Arial,sans-serif;color:#333;line-height:1.7;max-width:860px;margin:0 auto;\"\u003e\n        \u003ch2 style=\"font-size:22px;font-weight:700;color:#111;margin:24px 0 12px 0;border-bottom:2px solid #eaeaea;padding-bottom:8px;\"\u003eFeatures\u003c\/h2\u003e\n\u003cdiv data-block=\"features\" data-scroll-amount=\"100\" data-scroll-top=\"true\" data-trigger-css=\"d-xl-none\"\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3 style=\"font-size:18px;font-weight:600;color:#222;margin:20px 0 10px 0;\"\u003eHigh-Voltage Performance with Versatility\u003c\/h3\u003e\n\u003cp style=\"margin-bottom:16px;font-size:15px;line-height:1.6;color:#444;\"\u003eThe Futaba S-U400 is a high-performance digital standard servo designed for high-voltage applications. Operating smoothly in a voltage range of 6.0-7.4V, with a peak tolerance of 8.4V, it offers excellent flexibility for a variety of RC models. Whether paired with an S.BUS\/S.BUS2 system or a conventional PWM receiver, the S-U400 delivers reliable performance without compromise.\u003c\/p\u003e\n\u003ch3 style=\"font-size:18px;font-weight:600;color:#222;margin:20px 0 10px 0;\"\u003eSpeed and Torque for Precision Control\u003c\/h3\u003e\n\u003cp style=\"margin-bottom:16px;font-size:15px;line-height:1.6;color:#444;\"\u003eEngineered for both speed and strength, the S-U400 provides a quick 0.14 sec\/60° rotation at 6.6V and an even faster 0.13 sec\/60° at 7.4V. Coupled with a torque rating of 98.6 oz\/in (7.1 kg-cm) at 6.6V and 109.7 oz\/in (7.9 kg-cm) at 7.4V, it ensures responsive control and robust force for steering, throttle, or other demanding applications in RC vehicles, aircraft, or boats.\u003c\/p\u003e\n\u003ch3 style=\"font-size:18px;font-weight:600;color:#222;margin:20px 0 10px 0;\"\u003eDurable Construction with Smooth Operation\u003c\/h3\u003e\n\u003cp style=\"margin-bottom:16px;font-size:15px;line-height:1.6;color:#444;\"\u003eFeaturing ball bearings for reduced friction and enhanced smoothness, the S-U400 offers improved efficiency and longevity. Its plastic gear set provides a balance between weight savings and cost-effectiveness while still delivering dependable durability for standard RC applications. The 3-pole core motor ensures consistent operation with minimal noise and vibration.\u003c\/p\u003e\n\u003ch3 style=\"font-size:18px;font-weight:600;color:#222;margin:20px 0 10px 0;\"\u003eCompact and Lightweight Design\u003c\/h3\u003e\n\u003cp style=\"margin-bottom:16px;font-size:15px;line-height:1.6;color:#444;\"\u003eWith dimensions of 40 x 20 x 36.1 mm and a weight of just 1.38 oz, this servo maintains a compact form factor ideal for a wide range of RC setups. Despite its small size, it delivers high torque and fast response, making it suitable for hobbyists who require powerful performance without adding unnecessary weight to their models.\u003c\/p\u003e\n\u003ch3 style=\"font-size:18px;font-weight:600;color:#222;margin:20px 0 10px 0;\"\u003eS.BUS2 Programmability for Customization\u003c\/h3\u003e\n\u003cp style=\"margin-bottom:16px;font-size:15px;line-height:1.6;color:#444;\"\u003eFully S.BUS2 compatible, the S-U400 allows advanced users to program parameters such as end points, speed, and center position for maximum customization. This makes it an excellent choice for fine-tuning servo behavior to match specific model requirements, offering both beginner-friendly plug-and-play usability and advanced tuning capabilities for experienced RC enthusiasts.\u003c\/p\u003e \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003ch2 style=\"font-size:22px;font-weight:700;color:#111;margin:24px 0 12px 0;border-bottom:2px solid #eaeaea;padding-bottom:8px;\"\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv data-block=\"specifications\" data-scroll-amount=\"100\" data-scroll-top=\"true\" data-trigger-css=\"d-xl-none\"\u003e\n\u003cdiv\u003e\n\u003ch3 style=\"font-size:18px;font-weight:600;color:#222;margin:20px 0 10px 0;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:14px;margin-top:8px;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eServo Type\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eDigital Standard HV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eOperating Voltage Range\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003e6.0-7.4V (Peak 8.4V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eSpeed @ 6.6V\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003e0.14 sec\/60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eSpeed @ 7.4V\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003e0.13 sec\/60°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eTorque @ 6.6V\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003e98.6 oz\/in (7.1 kg-cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eTorque @ 7.4V\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003e109.7 oz\/in (7.9 kg-cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eGear Material\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eBearing Type\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003eBall bearings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eMotor Type\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003e3-pole core motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eDimensions\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003e40 x 20 x 36.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eWeight\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003e1.38 oz (39.1 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #ddd;padding:9px 14px;background:#f8f8f8;width:35%;font-weight:600;text-align:left;\"\u003eSpline\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:9px 14px;\"\u003e6 mm \/ 25T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \n  \n\u003cdiv style=\"margin: 24px 0; padding: 14px 18px; background: #f0f7ff; border-left: 4px solid #0070f3; border-radius: 4px;\"\u003e\n  \u003cstrong style=\"color: #0070f3;\"\u003e🚚 7-Day Returns Policy\u003c\/strong\u003e\n  \u003cp style=\"margin: 6px 0 0; color: #333; font-size: 14px;\"\u003e\n    Not happy? Return within \u003cstrong\u003e7 days\u003c\/strong\u003e of delivery for a full refund or exchange.\n    Items must be unused and in original packaging.\n    Contact \u003ca href=\"mailto:contact@kw-tech.co.nz\" style=\"color:#0070f3;\"\u003econtact@kw-tech.co.nz\u003c\/a\u003e to arrange.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Futaba","offers":[{"title":"Default Title","offer_id":66979550986285,"sku":"S-U400","price":52.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/5088\/2861\/files\/RCTFTB0400.jpg?v=1783283970","url":"https:\/\/kwtech.co.nz\/products\/s-u400-futaba-s-bus-hi-voltage-servo-13sec-7-9kg-36g","provider":"KW Tech","version":"1.0","type":"link"}