{"product_id":"kst-sv905-12-hv-brushless-metal-gear-17kgf-cm-0-04sec-tail-servo","title":"KST SV905-12 High Voltage (12V) Standard Tail Servo","description":"\u003cstyle\u003e\n  \/* Target the Shopify RTE wrapper + your block so theme CSS can't override it *\/\n  .rte .rqx-wrap, .rqx-wrap { font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif; color:#222; }\n\n  \/* Body copy + headings *\/\n  .rte .rqx-wrap h2 { margin:0 0 8px; font-size:1.375rem; line-height:1.25; }\n  .rte .rqx-wrap h3 { margin:12px 0 10px; font-size:1.15rem; }\n  .rte .rqx-wrap p,\n  .rte .rqx-wrap li { font-size:1.05rem !important; line-height:1.7 !important; text-align:justify !important; }\n\n  \/* Badges *\/\n  .rte .rqx-badges { display:flex; flex-wrap:wrap; gap:8px; margin:8px 0 14px; }\n  .rte .rqx-badge { background:#f5f5f7; border:1px solid #e6e6ea; border-radius:999px; padding:6px 10px; font-size:.95rem; }\n\n  \/* Grid cards *\/\n  .rte .rqx-grid { display:grid; grid-template-columns:1fr 1fr; gap:18px; }\n  .rte .rqx-card { background:#fff; border:1px solid #e6e6ea; border-radius:12px; padding:14px; }\n\n  \/* SPEC TABLE — big, responsive, justified, and hard-overrides with !important *\/\n  .rte .rqx-specs { width:100%; border-collapse:collapse; }\n  .rte .rqx-specs th,\n  .rte .rqx-specs td {\n    border-bottom:1px solid #eee; padding:10px 8px; text-align:left; vertical-align:top;\n    font-size: clamp(1.05rem, 1.6vw + 0.25rem, 1.35rem) !important;\n    line-height:1.65 !important; text-align:justify !important;\n  }\n  .rte .rqx-specs th { width:42%; color:#555; font-weight:700; }\n\n  \/* Mobile tweaks *\/\n  @media (max-width: 820px){\n    .rte .rqx-grid { grid-template-columns:1fr; }\n    .rte .rqx-wrap h2 { font-size:1.45rem; }\n    .rte .rqx-wrap h3 { font-size:1.2rem; }\n    .rte .rqx-specs th,\n    .rte .rqx-specs td { font-size: clamp(1rem, 2.8vw + 0.5rem, 1.25rem) !important; }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"rqx-wrap\"\u003e\n\u003ch2\u003eKST SV905-12 HV Brushless Metal Gear Tail Servo\u003c\/h2\u003e\n\u003cp\u003ePurpose-built for 550–700 class RC helicopters, the \u003cstrong\u003eSV905-12 HV\u003c\/strong\u003e delivers high torque and ultra-fast response for precise, rock-solid tail authority. Its brushless motor, hardened steel gears, and CNC aluminum case are engineered for durability—while the wide \u003cstrong\u003e8–13V\u003c\/strong\u003e operating range lets you run direct on HV setups without a regulator.\u003c\/p\u003e\n\u003cdiv class=\"rqx-badges\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"rqx-grid\"\u003e\n\u003cdiv class=\"rqx-card\"\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"rqx-specs\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eTail servo for 550–700 class RC helicopters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOperating Voltage\u003c\/th\u003e\n\u003ctd\u003e8.0 V – 13.0 V (rated 12 V DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eTorque\u003c\/th\u003e\n\u003ctd\u003e13 kgf·cm @ 8.4 V\u003cbr\u003e16 kgf·cm @ 12 V\u003cbr\u003e17 kgf·cm @ 13 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eSpeed (60°)\u003c\/th\u003e\n\u003ctd\u003e0.06 s @ 8.4 V\u003cbr\u003e0.045 s @ 12 V\u003cbr\u003e0.040 s @ 13 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eControl Signal\u003c\/th\u003e\n\u003ctd\u003e760 µs pulse, 560 Hz (tail-gyro mode)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eMotor \/ Gears\u003c\/th\u003e\n\u003ctd\u003eBrushless motor \/ Hardened steel gears\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBearings\u003c\/th\u003e\n\u003ctd\u003eDual ball bearings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCase\u003c\/th\u003e\n\u003ctd\u003eCNC aluminum alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e40.5 × 20 × 38 mm (±0.2 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e≈ 70 g (±10%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eOperating Temp.\u003c\/th\u003e\n\u003ctd\u003e−10 °C to +65 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"rqx-card\"\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-voltage ready:\u003c\/strong\u003e Wide 8–13 V range for direct HV setups (2S–3S compatible in many systems).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTail-optimized response:\u003c\/strong\u003e Up to \u003cem\u003e0.04 s\/60°\u003c\/em\u003e for crisp yaw corrections and hard stops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerious holding power:\u003c\/strong\u003e Up to \u003cem\u003e17 kgf·cm\u003c\/em\u003e torque for demanding 3D maneuvers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrushless durability:\u003c\/strong\u003e Efficient, low-wear motor with hardened steel gear train.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCNC alloy case:\u003c\/strong\u003e Rigid housing for heat dissipation and gear alignment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmooth \u0026amp; precise:\u003c\/strong\u003e Dual ball bearings reduce friction and improve centering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTail-gyro signal:\u003c\/strong\u003e Works with 760 µs \/ 560 Hz tail outputs—check gyro compatibility. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"rqx-wrap\"\u003e\n\u003cfigure class=\"rqx-media\"\u003e\u003cimg style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\" decoding=\"async\" loading=\"lazy\" alt=\"KST SV905-12 HV Brushless Metal Gear Tail Servo\" src=\"https:\/\/ueeshop.ly200-cdn.com\/u_file\/UPAX\/UPAX406\/2312\/04\/photo\/SV905-12EN1024X575PX01-c7e0.jpg?x-oss-process=image\/format,webp\"\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"KST","offers":[{"title":"Default Title","offer_id":50434585428265,"sku":"BR0023.0234","price":126.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/0324\/5609\/files\/SV905-1.webp?v=1748664471","url":"https:\/\/rotorquest.com\/fr\/products\/kst-sv905-12-hv-brushless-metal-gear-17kgf-cm-0-04sec-tail-servo","provider":"Rotorquest Inc.","version":"1.0","type":"link"}