{"product_id":"jhemcu-ruibet-55a-4in1-esc","title":"JHEMCU RuiBet 55A 3-6S 4-in-1 ESC BLHeli_S Bluejay J_H_15 DShot600, 30.5mm Mount for FPV Drone","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe JHEMCU RuiBet 55A 4-in-1 ESC is a 3–6S BLHeli_S electronic speed controller designed for FPV drone builds. It supports DShot600 signal input and integrates current sensing (CUR pad) for compatible flight controllers.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e4-in-1 ESC for quad-motor FPV drones (M1\/M2\/M3\/M4 outputs)\u003c\/li\u003e\n\u003cli\u003eInput voltage: 3–6S (11–27V)\u003c\/li\u003e\n\u003cli\u003eBLHeli_S firmware (Bluejay target J_H_15; file noted as BLHELI_S J_H_15_REV16_7.HEX)\u003c\/li\u003e\n\u003cli\u003eCurrent sensor output: CUR pad\u003c\/li\u003e\n\u003cli\u003eNo BEC (an external 5V\/9V supply is required if the build needs it)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eJHEMCU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eRuiBet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e4-in-1 ESC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous current\u003c\/td\u003e\n\u003ctd\u003e55A * 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage\u003c\/td\u003e\n\u003ctd\u003e3–6S (11–27V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBEC\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent sensor\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting hole spacing\u003c\/td\u003e\n\u003ctd\u003e30.5mm \/ M4 (30.5MM * 4MM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoard size\u003c\/td\u003e\n\u003ctd\u003e39.5 * 41mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e14.5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirmware\u003c\/td\u003e\n\u003ctd\u003eBLUEJAY J_H_15 (also listed as BLHELI_S J_H_15_REV16_7.HEX)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal support (from product title)\u003c\/td\u003e\n\u003ctd\u003eDShot600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003ePad \/ Wiring Labels\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMotor outputs: M1, M2, M3, M4\u003c\/li\u003e\n\u003cli\u003ePower pads: + and - for 3–6S LiPo input\u003c\/li\u003e\n\u003cli\u003eFlight controller pads: VCC, GND, CUR, plus M1\/M2\/M3\/M4 signal pads\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eJHEMCU RuiBet 4-in-1 ESC board (55A version)\u003c\/li\u003e\n\u003cli\u003eCapacitor marked 1000uF 35V\u003c\/li\u003e\n\u003cli\u003ePower leads (red\/black)\u003c\/li\u003e\n\u003cli\u003eESC-to-flight-controller cable\/harness\u003c\/li\u003e\n\u003cli\u003eXT60 connector (as supplied)\u003c\/li\u003e\n\u003cli\u003eInstall accessories such as silicone grommets and heat-shrink (as supplied)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor compatibility checks or wiring support, contact support@rcdrone.top or visit https:\/\/rcdrone.top\/.\u003c\/p\u003e\u003ch2\u003eVariant Reference (from provided option values \/ images)\u003c\/h2\u003e\u003ctable\u003e\u003ctr\u003e\n\u003ctd\u003eAvailable options\u003c\/td\u003e\n\u003ctd\u003e45A; 50A; 55A; 60A; 65A\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/table\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eRuiBet45A\u003c\/td\u003e\n\u003ctd\u003eRuiBet55A\u003c\/td\u003e\n\u003ctd\u003eRuiBet60A\u003c\/td\u003e\n\u003ctd\u003eRuiBet65A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage\u003c\/td\u003e\n\u003ctd\u003e3–6S (11–27V)\u003c\/td\u003e\n\u003ctd\u003e3–6S (11–27V)\u003c\/td\u003e\n\u003ctd\u003e3–6S (11–27V)\u003c\/td\u003e\n\u003ctd\u003e3–6S (11–27V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous current\u003c\/td\u003e\n\u003ctd\u003e45A * 4\u003c\/td\u003e\n\u003ctd\u003e55A * 4\u003c\/td\u003e\n\u003ctd\u003e60A * 4\u003c\/td\u003e\n\u003ctd\u003e65A * 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBEC\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent sensor\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting hole spacing\u003c\/td\u003e\n\u003ctd\u003e30.5MM \/ M4\u003c\/td\u003e\n\u003ctd\u003e30.5MM \/ M4\u003c\/td\u003e\n\u003ctd\u003e30.5MM \/ 4MM\u003c\/td\u003e\n\u003ctd\u003e30.5MM \/ 4MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter size\u003c\/td\u003e\n\u003ctd\u003e39.5 * 41MM\u003c\/td\u003e\n\u003ctd\u003e39.5 * 41MM\u003c\/td\u003e\n\u003ctd\u003e43 * 44.4MM\u003c\/td\u003e\n\u003ctd\u003e43 * 44.4MM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFirmware (listed)\u003c\/td\u003e\n\u003ctd colspan=\"4\"\u003eBLHELI_S J_H_15_REV16_7.HEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e14.5g\u003c\/td\u003e\n\u003ctd\u003e14.5g\u003c\/td\u003e\n\u003ctd\u003e15.5g\u003c\/td\u003e\n\u003ctd\u003e15.5g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"Top-side view of JHEMCU RuiBet 55A 3–6S 4-in-1 FPV drone ESC board with 30.5mm mounting holes\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/JHEMCU-RuiBet-55A-3-6S-Dshot600-BLHELI-S-4In1-ESC-for-FPV.jpg?v=1782467410\"\u003e\u003cp\u003eDesigned for 3–6S FPV builds, the RuiBet 55A 4-in-1 ESC combines four motor channels on one compact stack-friendly board.\u003c\/p\u003e\n\u003cimg alt=\"Front and back view of a JHEMCU RuiBet 45A BLHeli_S 3–6S 4-in-1 ESC board with labeled pads\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/JHEMCU-RuiBet-55A-3-6S-Dshot600-BLHELI-S-4In1-ESC-for-FPV_7b14c29e-959a-4ad8-8b7c-2ffbaa07f534.jpg?v=1782467423\"\u003e\u003cp\u003ePad labels for motor outputs and flight-controller wiring are printed on the board to speed up clean, reliable soldering.\u003c\/p\u003e\n\u003cimg alt=\"Close-up of ESC solder pads and battery power pads (+\/–) with large through-hole connection points\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/JHEMCU-RuiBet-55A-3-6S-Dshot600-BLHELI-S-4In1-ESC-for-FPV_d13745d8-cca2-42f4-b305-2c65b99bd266.jpg?v=1782467437\"\u003e\u003cp\u003eLarge power pads and clearly separated edge pads make it easier to route battery leads and motor wires on tight builds.\u003c\/p\u003e\n\u003cimg alt=\"ESC on digital scale reading 14.5g, JHEMCU RuiBet 45A BLHeli_S 3–6S board\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/JHEMCU-RuiBet-55A-3-6S-Dshot600-BLHELI-S-4In1-ESC-for-FPV_75f8d6a4-a940-40b3-9b5e-f42b2cebe156.jpg?v=1782467459\"\u003e\u003cp\u003eLightweight 4-in-1 layout helps keep all-up weight down while retaining full 3–6S capability.\u003c\/p\u003e\n\u003cimg alt=\"Package contents: RuiBet 45A 4-in-1 ESC, 1000uF 35V capacitor, XT60 lead, power wires and signal harness\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/JHEMCU-RuiBet-55A-3-6S-Dshot600-BLHELI-S-4In1-ESC-for-FPV_5612bc6d-d66c-499f-a9d1-03ba524a8cce.jpg?v=1782467478\"\u003e\u003cp\u003eIncluded capacitor, wiring, and harness simplify installation; add an external 5V\/9V supply if your build requires BEC power.\u003c\/p\u003e\n\u003cimg alt=\"Angled view of JHEMCU RuiBet 55A BLHeli_S 3–6S 4-in-1 ESC with M1–M4, CUR, GND and VCC pads labeled\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/JHEMCU-RuiBet-55A-3-6S-Dshot600-BLHELI-S-4In1-ESC-for-FPV_c25bbcd1-776c-47e4-9cea-a94470294466.jpg?v=1782467510\"\u003e\u003cimg alt=\"Wiring layout for 4-in-1 ESC to flight controller, four motors, and 3–6S LiPo battery connections\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/JHEMCU-RuiBet-55A-3-6S-4-in-1-ESC.webp?v=1782467885\"\u003e\u003cp\u003eA straightforward wiring layout connects M1–M4 motor outputs, battery +\/– input, and the CUR pad for current sensing on compatible flight controllers.\u003c\/p\u003e\n\u003cimg alt=\"Mounting dimensions for RuiBet ESC board: 30.5mm hole spacing, 4mm holes, and board size around 43×44.4mm\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/JHEMCU-RuiBet-55A-3-6S-Dshot600-BLHELI-S-4In1-ESC-for-FPV.png?v=1782467377\"\u003e\u003cimg alt=\"RuiBet 55A 4-in-1 ESC kit overview with accessory list and key specs including 3–6S input and current sensor\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/JHEMCU-RuiBet-55A-3-6S-Dshot600-BLHELI-S-4In1-ESC-for-FPV_066c7ac0-bccc-47a5-b875-57bba299b152.png?v=1782467382\"\u003e\u003cimg alt=\"Comparison table of RuiBet 45A\/55A\/60A\/65A 4-in-1 ESC specs with wiring reference diagram\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/JHEMCU-RuiBet-55A-3-6S-Dshot600-BLHELI-S-4In1-ESC-for-FPV_58142e0a-d4ed-4439-96de-3d305183f646.png?v=1782467388\"\u003e\n\u003c\/div\u003e","brand":"JHEMCU","offers":[{"title":"55A","offer_id":53231428534496,"sku":"jhe-20237814942-1","price":45.0,"currency_code":"USD","in_stock":true},{"title":"45A","offer_id":53231428567264,"sku":"jhe-20237814942-2","price":43.0,"currency_code":"USD","in_stock":true},{"title":"50A","offer_id":53231428600032,"sku":"jhe-20237814942-3","price":44.4,"currency_code":"USD","in_stock":true},{"title":"60A","offer_id":53231428632800,"sku":"jhe-20237814942-4","price":49.5,"currency_code":"USD","in_stock":true},{"title":"65A","offer_id":53231428665568,"sku":"jhe-20237814942-5","price":56.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/59_0.jpg?v=1782460725","url":"https:\/\/rcdrone.top\/hi\/products\/jhemcu-ruibet-55a-4in1-esc","provider":"RCDrone","version":"1.0","type":"link"}