{"product_id":"egodrift-tengu-4030ec-eclipse-motor","title":"Egodrift Tengu 4030EC Eclipse Brushless Helicopter Motor","description":"\u003cdiv style=\"background-color:#171717;color:#ffffff;padding:24px;border-radius:8px;\"\u003e\n\n  \u003ch2 style=\"color:#f58220;margin-top:0;\"\u003eEgodrift Tengu 4030EC Eclipse Helicopter Motor\u003c\/h2\u003e\n  \u003cp\u003e\n    Match your motor to your helicopter, gearing, and flying style.\n    The Egodrift Tengu 4030EC Eclipse is targeted at 550–580 class\n    RC helicopters, with four winding options for builders choosing\n    between 6S, 8S, and 12S power systems.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    Built around Egodrift’s custom 40 mm stator, the 4030EC Eclipse\n    features tailored arc magnets and a redesigned motor platform.\n    Below, you’ll find our 6S gearing recommendations for the\n    Goosky RS5 Ultra and XLPower Nimbus 550 V2, plus guidance on\n    alternative battery configurations.\n  \u003c\/p\u003e\n\n  \u003ch3 style=\"color:#f58220;\"\u003eChoose Your Motor Winding\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e1050Kv — EGO-11967 — 6S:\u003c\/strong\u003e\n      Our preferred starting choice when a larger available pinion\n      achieves your target head speed. Recommended combinations\n      include the RS5 Ultra with 14T near 2,300 RPM and Nimbus 550 V2\n      with 13T near 2,350 RPM.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e1150Kv — EGO-11969 — 6S:\u003c\/strong\u003e\n      Approximately 9.5% more theoretical motor speed than 1050Kv\n      at the same voltage. Choose it when retaining a smaller pinion\n      or seeking additional head-speed range.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e800Kv — EGO-11968 — 8S:\u003c\/strong\u003e\n      An alternative for advanced builders configuring a 550–580\n      class helicopter around an 8S power system.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e560Kv — EGO-11970 — 12S:\u003c\/strong\u003e\n      An alternative for advanced builders choosing a 12S power\n      system in a suitably geared 550–580 class helicopter.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color:#f58220;\"\u003eGoosky RS5 Ultra — Recommended 6S Setups\u003c\/h3\u003e\n  \u003cp\u003e\n    The RS5 Ultra uses a 116T main gear and a standard 13T motor pinion.\n    Its greater reduction compared with the original RS5 makes motor\n    and pinion selection particularly important.\n  \u003c\/p\u003e\n\n  \u003ch4 style=\"color:#f58220;\"\u003e1050Kv Pinion Options\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e12T — GT220040 — approximately 1,980 RPM:\u003c\/strong\u003e\n      Lower-head-speed gearing for targets around 1,900–2,000 RPM.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e13T — GT220063 — approximately 2,150 RPM:\u003c\/strong\u003e\n      A moderate-head-speed combination using the stock pinion.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e14T — GT220076 — approximately 2,310 RPM:\u003c\/strong\u003e\n      \u003cstrong\u003eOur preferred setup near 2,300 RPM.\u003c\/strong\u003e\n      Combines the lower-Kv winding with the larger pinion for greater\n      main-gear engagement than the similar-speed 1150Kv\/13T combination.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch4 style=\"color:#f58220;\"\u003e1150Kv Pinion Options\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e12T — GT220040 — approximately 2,170 RPM:\u003c\/strong\u003e\n      A lower-geared option when using the 1150Kv winding.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e13T — GT220063 — approximately 2,350 RPM:\u003c\/strong\u003e\n      An alternative near 2,300 RPM that retains the stock pinion.\n      For a new build at this target, we favor 1050Kv with 14T.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e14T — GT220076 — approximately 2,530 RPM:\u003c\/strong\u003e\n      Our highest-head-speed RS5 Ultra combination shown here.\n      Intended for advanced pilots planning demanding high-RPM 3D\n      flying, subject to blade and airframe operating limits.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\n    \u003cstrong\u003eRS5 Ultra pinion part numbers:\u003c\/strong\u003e\n    optional 12T — GT220040; standard 13T — GT220063;\n    optional 14T — GT220076.\n    Pinions are sold separately from the motor.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    These figures apply to the \u003cstrong\u003eRS5 Ultra’s 116T main gear\u003c\/strong\u003e.\n    The original RS5 uses different gearing.\n  \u003c\/p\u003e\n\n  \u003ch3 style=\"color:#f58220;\"\u003eXLPower Nimbus 550 V2 — Recommended 6S Setups\u003c\/h3\u003e\n  \u003cp\u003e\n    The Nimbus 550 V2 uses a 106T main gear and includes an 11T motor\n    pinion. Optional 12T and 13T pinions provide additional gearing choices.\n  \u003c\/p\u003e\n\n  \u003ch4 style=\"color:#f58220;\"\u003e1050Kv Pinion Options\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e11T — XL52G11 — approximately 1,990 RPM:\u003c\/strong\u003e\n      A starting point near 2,000 RPM using the included pinion.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e12T — XL52G12-1 — approximately 2,170 RPM:\u003c\/strong\u003e\n      Our suggested combination for targets around 2,100–2,150 RPM.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e13T — XL52G13-1 — approximately 2,350 RPM:\u003c\/strong\u003e\n      Our preferred larger-pinion combination for targets around\n      2,300 RPM, producing a similar calculated speed to 1150Kv\/12T.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch4 style=\"color:#f58220;\"\u003e1150Kv Pinion Options\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e11T — XL52G11 — approximately 2,180 RPM:\u003c\/strong\u003e\n      Additional head-speed range while retaining the included pinion.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e12T — XL52G12-1 — approximately 2,370 RPM:\u003c\/strong\u003e\n      An alternative for targets around 2,300 RPM.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003cstrong\u003e13T — XL52G13-1 — approximately 2,570 RPM:\u003c\/strong\u003e\n      The highest calculated Nimbus head speed shown here.\n      Consider only where the helicopter, blades, and complete power\n      system support the intended operating speed.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\n    \u003cstrong\u003eNimbus 550 V2 pinion part numbers:\u003c\/strong\u003e\n    included 11T — XL52G11; optional 12T — XL52G12-1;\n    optional 13T — XL52G13-1.\n    Optional pinions are sold separately.\n  \u003c\/p\u003e\n\n  \u003ch3 style=\"color:#f58220;\"\u003eBattery Voltage \u0026amp; Motor Selection\u003c\/h3\u003e\n  \u003cp\u003e\n    The Tengu 4030EC Eclipse is targeted at \u003cstrong\u003e550–580 class\n    helicopters\u003c\/strong\u003e. For most 550 class builds, our recommended\n    starting point is \u003cstrong\u003e6S with the 1050Kv or 1150Kv winding\u003c\/strong\u003e.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    Advanced builders can also use \u003cstrong\u003e800Kv on 8S\u003c\/strong\u003e or\n    \u003cstrong\u003e560Kv on 12S\u003c\/strong\u003e in a suitably configured 550–580 class\n    helicopter. These alternative power systems require appropriate\n    gearing, battery fitment, and a compatible ESC.\n  \u003c\/p\u003e\n\n  \u003ch4 style=\"color:#f58220;\"\u003eGeneral Helicopter Power-System Guide\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003e550 class:\u003c\/strong\u003e 6S is our usual starting point.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e580–600 class:\u003c\/strong\u003e 8S is our preferred starting point.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e700 class:\u003c\/strong\u003e 12S is our preferred starting point, paired with an appropriately sized motor.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\n    These are general battery-system guidelines, not a compatibility\n    list for the 4030EC. Select motor size separately to suit the\n    helicopter and intended performance. Experienced users may choose\n    other combinations to achieve a specific result.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    The RS5 Ultra and Nimbus 550 V2 recommendations above apply\n    specifically to \u003cstrong\u003e1050Kv and 1150Kv on 6S\u003c\/strong\u003e.\n  \u003c\/p\u003e\n\n  \u003ch3 style=\"color:#f58220;\"\u003eHow to Use These Head-Speed Estimates\u003c\/h3\u003e\n  \u003cp\u003e\n    All model-specific figures above use\n    \u003cstrong\u003e6S at 3.8V per cell and 80% ESC output\u003c\/strong\u003e,\n    following Egodrift’s calculator guidance. They are calculated\n    reference speeds, not guaranteed governed RPM or maximum\n    permitted operating speeds.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    Actual results depend on battery voltage under load, governor\n    behavior, blade selection, and flying style. Confirm governor\n    headroom through setup and telemetry. Our larger-pinion\n    preference is a gearing recommendation, not a measured\n    efficiency guarantee.\n  \u003c\/p\u003e\n\n  \u003ch3 style=\"color:#f58220;\"\u003eSpecifications\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Egodrift\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMotor family:\u003c\/strong\u003e Tengu 4030EC Eclipse\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eWinding options:\u003c\/strong\u003e 560Kv, 800Kv, 1050Kv, and 1150Kv\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRecommended configurations:\u003c\/strong\u003e 560Kv\/12S; 800Kv\/8S; 1050Kv\/6S; 1150Kv\/6S\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStator dimensions:\u003c\/strong\u003e 40 mm diameter × 30 mm height\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMotor configuration:\u003c\/strong\u003e 12N10P — 10 magnetic poles\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eExternal shaft, 1050Kv and 1150Kv versions:\u003c\/strong\u003e 6 mm diameter × 32 mm length\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMounting pattern:\u003c\/strong\u003e Two M4 holes on a 30 mm bolt circle and two M3 holes on a 25 mm bolt circle\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3 style=\"color:#f58220;\"\u003eInstallation \u0026amp; Replacement Parts\u003c\/h3\u003e\n  \u003cp\u003e\n    \u003cstrong style=\"color:#f58220;\"\u003eOMP M5 Compatibility:\u003c\/strong\u003e\n    The Tengu 4030EC Eclipse is too large to fit under the OMP M5’s\n    standard canopy without interference. Use a 4025-size motor,\n    the largest size that fits without contacting the canopy.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    Confirm motor-body clearance, mounting-hole alignment, screw\n    length, and pinion positioning before installation. Where a\n    shaft-support bearing is fitted, verify correct engagement\n    and alignment.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    For servicing the 6 × 32 mm version, use the\n    \u003cstrong\u003eEgodrift 4030EC Eclipse Shaft \u0026amp; Bearing Kit —\n    EGO-11972\u003c\/strong\u003e. This kit does not fit the earlier\n    Beta 4030HT motor generation.\n  \u003c\/p\u003e\n\n  \u003ch3 style=\"color:#f58220;\"\u003eMotor \u0026amp; Gearing Setup Support\u003c\/h3\u003e\n  \u003cp\u003e\n    Explore different motor windings and pinions before ordering.\n    Egodrift’s Headspeed Calculator lets you compare battery cell\n    count, motor Kv, main gear, pinion, and ESC output for your setup.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    Egodrift recommends calculating at 3.8V per cell and aiming for\n    approximately 80% ESC output as a starting point for governor\n    headroom.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    \u003ca href=\"https:\/\/egodrift.com\/pages\/headspeed-calculator\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline-block;background-color:#f58220;color:#171717;padding:12px 18px;border-radius:4px;font-weight:bold;text-decoration:none;\"\u003e\n      Calculate Your Head Speed\n    \u003c\/a\u003e\n  \u003c\/p\u003e\n\n  \u003ch3 style=\"color:#f58220;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n  \u003cp\u003e\n    \u003cstrong\u003eWhich setup do you prefer for an RS5 Ultra near 2,300 RPM?\u003c\/strong\u003e\u003cbr\u003e\n    1050Kv with the optional 14T pinion, GT220076.\n    It produces approximately 2,310 RPM using the calculation basis above.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    \u003cstrong\u003eCan I retain the RS5 Ultra’s stock 13T pinion?\u003c\/strong\u003e\u003cbr\u003e\n    Yes. Calculated reference speeds are approximately 2,150 RPM\n    with 1050Kv and 2,350 RPM with 1150Kv.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    \u003cstrong\u003eWhich Nimbus 550 V2 setup should I consider near 2,300 RPM?\u003c\/strong\u003e\u003cbr\u003e\n    Our preferred starting combination is 1050Kv with the optional\n    13T pinion, XL52G13-1. The 1150Kv\/12T combination produces a\n    similar calculated speed.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    \u003cstrong\u003eCan I use 8S or 12S in a 550–580 class build?\u003c\/strong\u003e\u003cbr\u003e\n    Yes, with a suitable complete setup. Choose 800Kv for 8S or\n    560Kv for 12S, and confirm gearing, battery fitment, and ESC\n    voltage compatibility. Our usual 550 class starting point\n    remains 6S with 1050Kv or 1150Kv.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    \u003cstrong\u003eDoes this motor fit the OMP M5?\u003c\/strong\u003e\u003cbr\u003e\n    No. The 4030EC Eclipse interferes with the standard canopy.\n    Choose a 4025-size motor for canopy clearance.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    \u003cstrong\u003eDoes higher Kv automatically mean greater power or efficiency?\u003c\/strong\u003e\u003cbr\u003e\n    No. Kv describes motor speed per volt. Select the winding and\n    gearing to suit your target rotor speed and complete power system.\n  \u003c\/p\u003e\n\n\u003c\/div\u003e","brand":"Egodrift","offers":[{"title":"560Kv","offer_id":44558573240398,"sku":"EGO-11970","price":329.0,"currency_code":"USD","in_stock":true},{"title":"800Kv","offer_id":44558573273166,"sku":"EGO-11968","price":329.0,"currency_code":"USD","in_stock":true},{"title":"1050Kv","offer_id":42612193361998,"sku":"EGO-11967","price":329.0,"currency_code":"USD","in_stock":true},{"title":"1150Kv","offer_id":42612195000398,"sku":"EGO-11969","price":329.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0582\/8558\/8558\/files\/tengu-4030ec-1050-front-min.jpg?v=1749851561","url":"https:\/\/newenglandrc.us\/products\/egodrift-tengu-4030ec-eclipse-motor","provider":"New England RC","version":"1.0","type":"link"}