{"product_id":"cubemars-tw-40a-12s-speed-controller","title":"CubeMars TW-40A-12S Electronic Speed Controller (ESC), IP67 Waterproof, 6-12S Serial, Fwd\/Rev","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe CubeMars TW-40A-12S electronic speed controller (ESC) is a TW electronic speed controller designed for SW\/DW series underwater thrusters. It features high-efficiency square wave control technology for powerful thrust and rapid response to adapt to complex underwater flow conditions, along with an IP67 waterproof rating.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP67 waterproof rating\u003c\/strong\u003e with a fully sealed, pressure-resistant structure; withstands deep-sea high pressure and seawater corrosion for stable operation in deep-water environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProprietary smart switching algorithm\u003c\/strong\u003e for seamless forward\/reverse transitions to enhance control precision and smoothness, and to help ensure smooth and stable motor start.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart motor status monitoring\u003c\/strong\u003e that protects against abnormal signals such as overcurrent, overvoltage, stall, and throttle loss, helping reduce failure rates and extend service life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBidirectional motor rotation control\u003c\/strong\u003e via throttle midpoint at 1500 us.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerial communication\u003c\/strong\u003e mode.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e\u003cstrong\u003eApplicable models\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003eSW7 \/ SW12 \/ DW10 \/ DW15\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e78*30*19.9mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e\u003cstrong\u003eSingle unit weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e90.33g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e\u003cstrong\u003ePackage dimensions (includes dual ESCs)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e140*137*77mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e\u003cstrong\u003eWiring harness description\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e\n          Power cable (input): Red (positive), Black (negative)\u003cbr\u003e\n          Three-phase cable (output): 3 x Black\u003cbr\u003e\n          Signal cable x1\u003cbr\u003e\n          Serial cable x1\n        \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e\u003cstrong\u003eInput(V)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e6-12S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e\u003cstrong\u003eThrottle range (with throttle midpoint at 1500 us)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e1000us-2000us\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e\u003cstrong\u003eBidirectional motor rotation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e1000us-1500us Forward \/ 1500us-2000us Reverse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003e\u003cstrong\u003eCommunication mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e5e5;\"\u003eSerial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eManuals\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/TW-40A-12S-Product-Specification.pdf?v=1758770860\" rel=\"noopener\" target=\"_blank\"\u003eTW-40A-12S-Product-Specification.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0673\/6848\/5000\/files\/TW40A-80A-Instruction-Manual-for-Underwater-Brushless-Motor-Electronic-Speed-Controller.pdf?v=1758770860\" rel=\"noopener\" target=\"_blank\"\u003eTW40A-80A-Instruction-Manual-for-Underwater-Brushless-Motor-Electronic-Speed-Controller.pdf\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor pre-sales compatibility questions (SW7 \/ SW12 \/ DW10 \/ DW15), wiring guidance, or serial control setup assistance, contact support at \u003ca href=\"https:\/\/rcdrone.top\/\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/rcdrone.top\/\u003c\/a\u003e or email \u003ca href=\"mailto:support@rcdrone.top\"\u003esupport@rcdrone.top\u003c\/a\u003e.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"CubeMars TW-40A-12S underwater thruster ESC with IP67 waterproof sealed housing (TW Electronic Speed Controller)\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CubeMars-TW-40A-12S-Electronic-Speed-Controller-ESC-IP67_faa080b3-1159-4529-aa39-66535ee45b49.webp?v=1779553055\"\u003e\u003cp\u003eDesigned for SW\/DW series underwater thrusters, the TW-40A-12S ESC uses efficient square-wave control for fast, responsive thrust control in changing water conditions.\u003c\/p\u003e\n\u003cimg alt=\"CubeMars TW-40A-12S ESC close-up highlighting IP67 waterproof, pressure-resistant sealed enclosure for underwater use\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CubeMars-TW-40A-12S-Electronic-Speed-Controller.jpg?v=1779552842\"\u003e\u003cp\u003eAn IP67 waterproof, fully sealed structure helps protect the controller in deep-water environments and resist seawater exposure.\u003c\/p\u003e\n\u003cimg alt=\"Graphic highlighting proprietary smart switching algorithm for smooth forward\/reverse transitions and stable motor start\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CubeMars-TW-40A-12S-Electronic-Speed-Controller-ESC-IP67_4c2e04f3-da08-4263-b3cd-768055aed636.webp?v=1779553064\"\u003e\u003cp\u003eA proprietary smart switching algorithm enables smooth forward\/reverse transitions to improve control precision and startup stability.\u003c\/p\u003e\n\u003cimg alt=\"Smart motor status monitoring protection graphic for the TW-40A-12S ESC, covering overcurrent, overvoltage and stall faults\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/CubeMars-TW-40A-12S-Electronic-Speed-Controller_125fc0e6-dfd1-4122-87ee-c0c601f71d6a.jpg?v=1779552883\"\u003e\n\u003c\/div\u003e","brand":"CubeMars","offers":[{"title":"TW-40A-12S(2pcs\/set)","offer_id":52686855635168,"sku":"CubeMars_TW_4_df4413-1","price":269.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/CubeMars-TW-40A-12S-Electronic-Speed-Controller-ESC-IP67.jpg?v=1779552967","url":"https:\/\/rcdrone.top\/ar\/products\/cubemars-tw-40a-12s-speed-controller","provider":"RCDrone","version":"1.0","type":"link"}