{"id":86374,"date":"2025-02-12T23:29:10","date_gmt":"2025-02-13T04:29:10","guid":{"rendered":"https:\/\/discountrcparts.com\/index.php\/product\/sw4-12-6v-2a-bec-wp-sensorless-esc\/"},"modified":"2026-04-02T17:13:22","modified_gmt":"2026-04-02T22:13:22","slug":"castle-creations-sidewinder-4-sensorless-brushless-esc","status":"publish","type":"product","link":"https:\/\/discountrcparts.com\/index.php\/product\/castle-creations-sidewinder-4-sensorless-brushless-esc\/","title":{"rendered":"Castle Creations Sidewinder 4 Sensorless Brushless ESC"},"content":{"rendered":"<p data-start=\"0\" data-end=\"540\">The Castle Creations Sidewinder 4 ESC is the latest in the Sidewinder 1:10 scale series, featuring the innovative CRYO-DRIVE technology. Designed to provide enhanced thermal performance, the Sidewinder 4 keeps temperatures cooler, allowing for longer runs and more power. With a waterproof design and versatile functionality, this ESC is ideal for a wide range of RC applications, from off-road racing to trail domination. Whether using a sensorless brushless or brushed motor, the Sidewinder 4 delivers smooth startups and reliable power.<\/p>\n<h3 data-start=\"542\" data-end=\"555\">Includes:<\/h3>\n<ul data-start=\"556\" data-end=\"601\">\n<li data-start=\"556\" data-end=\"578\">(1) Sidewinder 4 ESC<\/li>\n<li data-start=\"579\" data-end=\"601\">(1) 30mm Cooling Fan<\/li>\n<\/ul>\n<h3 data-start=\"603\" data-end=\"628\">Required to Complete:<\/h3>\n<ul data-start=\"629\" data-end=\"868\">\n<li data-start=\"629\" data-end=\"657\">Brushless or Brushed Motor<\/li>\n<li data-start=\"658\" data-end=\"770\">Battery Connector (Castle 4mm polarized connectors, Dean&#8217;s Ultra Plug, or Traxxas Power Connector recommended)<\/li>\n<li data-start=\"771\" data-end=\"868\">Castle Link USB Adapter or B-LINK Bluetooth Adapter (for advanced programming, sold separately)<\/li>\n<\/ul>\n<h3 data-start=\"870\" data-end=\"883\">Features:<\/h3>\n<ul data-start=\"884\" data-end=\"1620\">\n<li data-start=\"884\" data-end=\"940\">CRYO-DRIVE technology for improved thermal performance<\/li>\n<li data-start=\"941\" data-end=\"1002\">Waterproof design for versatile use in various environments<\/li>\n<li data-start=\"1003\" data-end=\"1062\">Compatible with 2S &#8211; 3S LiPo or 6 &#8211; 8 cell NiMH batteries<\/li>\n<li data-start=\"1063\" data-end=\"1113\">Sensorless brushless and brushed motor operation<\/li>\n<li data-start=\"1114\" data-end=\"1168\">Enhanced drag brake functionality for better control<\/li>\n<li data-start=\"1169\" data-end=\"1225\">Smoother sensorless startups for improved acceleration<\/li>\n<li data-start=\"1226\" data-end=\"1291\">Convenient transmitter programming with six adjustable settings<\/li>\n<li data-start=\"1292\" data-end=\"1369\">Additional settings and firmware updates available via Castle Link software<\/li>\n<li data-start=\"1370\" data-end=\"1433\">Telemetry Link compatible for Futaba S.BUS2 (sold separately)<\/li>\n<li data-start=\"1434\" data-end=\"1471\">Audible alerts for error conditions<\/li>\n<li data-start=\"1472\" data-end=\"1513\">Fixed 5.0 volts, 2 amps peak BEC output<\/li>\n<li data-start=\"1514\" data-end=\"1569\">Reversible operation, with optional race mode disable<\/li>\n<li data-start=\"1570\" data-end=\"1620\">Durable 30mm fan included for additional cooling<\/li>\n<\/ul>\n<h3 data-start=\"1622\" data-end=\"1641\">Specifications:<\/h3>\n<ul data-start=\"1642\" data-end=\"2155\">\n<li data-start=\"1642\" data-end=\"1694\">Input Voltage Range: 2S &#8211; 3S LiPo; 6 &#8211; 8 cell NiMH<\/li>\n<li data-start=\"1695\" data-end=\"1740\">BEC Specifications: 5.0 volts fixed, 2 amps<\/li>\n<li data-start=\"1741\" data-end=\"1818\">Operating Environment: Waterproof design (not intended for full submersion)<\/li>\n<li data-start=\"1819\" data-end=\"1840\">Brake: Proportional<\/li>\n<li data-start=\"1841\" data-end=\"1888\">Reversible: Yes (optional disable for racing)<\/li>\n<li data-start=\"1889\" data-end=\"1917\">Cooling Fan: 30mm included<\/li>\n<li data-start=\"1918\" data-end=\"2008\">ESC Dimensions: Length: 2.08&#8243; (52.92mm), Width: 1.50&#8243; (38.05mm), Height: 1.28&#8243; (32.56mm)<\/li>\n<li data-start=\"2009\" data-end=\"2047\">Weight (with wires): 2.26 oz. (64 g)<\/li>\n<li data-start=\"2048\" data-end=\"2086\">Motor Connectors: 4mm female bullets<\/li>\n<li data-start=\"2087\" data-end=\"2155\">Max Recommended Vehicle Weight: 6.5 lbs with battery, ready-to-run<\/li>\n<\/ul>\n<h3 data-start=\"2157\" data-end=\"2175\">Compatibility:<\/h3>\n<ul data-start=\"2176\" data-end=\"2371\">\n<li data-start=\"2176\" data-end=\"2240\">Compatible with any Castle 14xx series 4-pole brushless motors<\/li>\n<li data-start=\"2241\" data-end=\"2306\">Suitable for rock crawling with brushed motors down to 19 turns<\/li>\n<li data-start=\"2307\" data-end=\"2371\">Telemetry Link compatible with Futaba S.BUS2 (sold separately)<\/li>\n<\/ul>\n<p data-start=\"2373\" data-end=\"2673\" data-is-last-node=\"\" data-is-only-node=\"\">The Castle Creations Sidewinder 4 ESC is a versatile and high-performance ESC that offers exceptional durability, smooth power delivery, and customizable settings. Whether you&#8217;re hitting the trails or dominating the track, the Sidewinder 4 provides the power and control needed for any RC enthusiast.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Castle Creations Sidewinder 4 ESC is the latest in the Sidewinder 1:10 scale series, featuring the innovative CRYO-DRIVE technology. Designed to provide enhanced thermal performance, the Sidewinder 4 keeps temperatures cooler, allowing for longer runs and more power. With a waterproof design and versatile functionality, this ESC is ideal for a wide range of [&hellip;]<\/p>\n","protected":false},"featured_media":87622,"template":"","meta":[],"product_brand":[],"product_cat":[332],"product_tag":[],"class_list":{"0":"post-86374","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-castle-creations","7":"product_shipping_class-saver","9":"first","10":"outofstock","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Castle Creations Sidewinder 4 Sensorless Brushless ESC - Discount RC Parts<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/discountrcparts.com\/index.php\/product\/castle-creations-sidewinder-4-sensorless-brushless-esc\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Castle Creations Sidewinder 4 Sensorless Brushless ESC - Discount RC Parts\" \/>\n<meta property=\"og:description\" content=\"The Castle Creations Sidewinder 4 ESC is the latest in the Sidewinder 1:10 scale series, featuring the innovative CRYO-DRIVE technology. 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