{"product_id":"surpass-hobby-bat-s3115-fpv-brushless-motor","title":"Surpass Hobby BAT S3115 900KV 1050KV FPV Brushless Motor for Multirotor Drone Propulsion","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe Surpass Hobby BAT S3115 FPV Brushless Motor is available in 900KV and 1050KV versions for multirotor drone propulsion. This S3115 motor uses a detachable structure for easier cleaning and a ventilated front-cover design intended to support heat dissipation.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAvailable in 900KV or 1050KV configurations.\u003c\/li\u003e\n\u003cli\u003eDetachable motor design with porous front air outlets.\u003c\/li\u003e\n\u003cli\u003e48SH NdFeB rotor magnets and a high-strength hollow-core steel shaft.\u003c\/li\u003e\n\u003cli\u003eM5 threaded shaft for propeller mounting; custom nut protects the shaft threads.\u003c\/li\u003e\n\u003cli\u003eNMB bearings, 220 C high-temperature single-strand copper wire, and 0.2 mm silicon steel laminations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003e900KV\u003c\/th\u003e\n\u003cth\u003e1050KV\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eS3115\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eKV rating\u003c\/td\u003e\n\u003ctd\u003e900KV\u003c\/td\u003e\n\u003ctd\u003e1050KV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum power\u003c\/td\u003e\n\u003ctd\u003e1005 W\u003c\/td\u003e\n\u003ctd\u003e1330 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e25 V\u003c\/td\u003e\n\u003ctd\u003e24 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum current\u003c\/td\u003e\n\u003ctd\u003e40 A\u003c\/td\u003e\n\u003ctd\u003e56 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo-load current\u003c\/td\u003e\n\u003ctd\u003e1.80 A\u003c\/td\u003e\n\u003ctd\u003e2.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal resistance\u003c\/td\u003e\n\u003ctd\u003e0.048 Ohm\u003c\/td\u003e\n\u003ctd\u003e0.046 Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotor poles\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor size\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eØ37.5 x 49.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStator size\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eØ31 x 15 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e112 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended propeller\u003c\/td\u003e\n\u003ctd\u003e9.0 x 4.5 in\u003c\/td\u003e\n\u003ctd\u003e9.0 x 4.7 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum thrust\u003c\/td\u003e\n\u003ctd\u003e3218 g\u003c\/td\u003e\n\u003ctd\u003e3781 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 x S3115 brushless motor\u003c\/li\u003e\n\u003cli\u003e4 x M3 x 8 screws\u003c\/li\u003e\n\u003cli\u003e1 x M5 nut\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eSuitable for FPV multirotor builds using compatible 9-inch propellers and an M5 propeller mounting system. For product assistance, contact \u003ca href=\"https:\/\/rcdrone.top\/\"\u003ercdrone.top\u003c\/a\u003e.\u003c\/p\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"Surpass Hobby BAT S3115 FPV brushless motor with 900KV marking and exposed stator view\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Surpass-Hobby-BAT-S3115-900KV-1050KV-FPV-Brushless-Motor.webp?v=1785487229\"\u003e\u003cp\u003eThe BAT S3115 is offered in 900KV and 1050KV options for FPV multirotor propulsion.\u003c\/p\u003e\n\u003cimg alt=\"BAT S3115 motor stator with copper windings, NMB bearing, and listed 900KV and 1050KV thrust\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Surpass-Hobby-BAT-S3115-900KV-1050KV-FPV-Brushless-Motor_49cf6558-903d-4303-87da-c058319ce1f0.webp?v=1785487240\"\u003e\u003cp\u003eNMB bearings, high-temperature copper windings, and 0.2 mm silicon steel laminations support efficient operation; maximum thrust is listed as 3218 g for 900KV and 3781 g for 1050KV.\u003c\/p\u003e\n\u003cimg alt=\"Exploded view of BAT S3115 brushless motor with detachable bell, stator, and ventilated cover\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Surpass-Hobby-BAT-S3115-900KV-1050KV-FPV-Brushless-Motor_449946c2-262d-4c02-9d1e-b396306be70e.webp?v=1785487252\"\u003e\u003cp\u003eA detachable construction and porous front air outlets make cleaning easier and are designed to aid heat dissipation.\u003c\/p\u003e\n\u003cimg alt=\"BAT S3115 motor bell and threaded hollow-core steel shaft with 48SH NdFeB rotor magnets\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Surpass-Hobby-BAT-S3115-900KV-1050KV-FPV-Brushless-Motor_e2c25932-cda6-459d-a7ce-e226295476d6.webp?v=1785487263\"\u003e\u003cimg alt=\"Close-up of BAT S3115 M5 threaded propeller shaft and protective custom nut\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Surpass-Hobby-BAT-S3115-900KV-1050KV-FPV-Brushless-Motor_1e42fe64-c2dd-482b-ac24-b8a9dbae2892.webp?v=1785487275\"\u003e\u003cp\u003eThe M5 threaded shaft accommodates compatible propellers, while the custom nut helps protect the shaft threads.\u003c\/p\u003e\n\u003cimg alt=\"BAT S3115 dimensional drawing, 900KV and 1050KV thrust tables, and included hardware\" loading=\"lazy\" src=\"https:\/\/rcdrone.top\/cdn\/shop\/files\/Surpass-Hobby-BAT-S3115-900KV-1050KV-FPV-Brushless-Motor_b66b5d82-bed9-4088-bc5b-35c9ae6f84b1.webp?v=1785487290\"\u003e\u003cp\u003eTechnical drawings, thrust data, and the included motor, four M3 × 8 screws, and M5 nut are provided for build planning.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Surpass Hobby","offers":[{"title":"900KV \/ 1PCS","offer_id":53757763911904,"sku":"S3115-Motor-1","price":41.0,"currency_code":"USD","in_stock":true},{"title":"900KV \/ 4PCS","offer_id":53757763944672,"sku":"S3115-Motor-2","price":119.0,"currency_code":"USD","in_stock":true},{"title":"1050KV \/ 1PCS","offer_id":53757763977440,"sku":"S3115-Motor-3","price":41.0,"currency_code":"USD","in_stock":true},{"title":"1050KV \/ 4PCS","offer_id":53757764010208,"sku":"S3115-Motor-4","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/3210\/3904\/files\/1369_G_1705910267717.jpg?v=1785486402","url":"https:\/\/rcdrone.top\/tr\/products\/surpass-hobby-bat-s3115-fpv-brushless-motor","provider":"RCDrone","version":"1.0","type":"link"}