• Surpass Hobby BAT S3115 900KV FPV brushless motor front view with shaft and lead wires
  • Surpass Hobby BAT S3115 900KV 1050KV FPV Brushless Motor for Multirotor Drone Propulsion
  • Surpass Hobby BAT S3115 900KV 1050KV FPV Brushless Motor for Multirotor Drone Propulsion
  • Surpass Hobby BAT S3115 900KV 1050KV FPV Brushless Motor for Multirotor Drone Propulsion
  • Surpass Hobby BAT S3115 900KV 1050KV FPV Brushless Motor for Multirotor Drone Propulsion
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Surpass Hobby BAT S3115 900KV 1050KV FPV Brushless Motor for Multirotor Drone Propulsion

Surpass Hobby BAT S3115 900KV 1050KV FPV Brushless Motor for Multirotor Drone Propulsion

Surpass Hobby

$41.00 USD
$41.00 USD
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Overview

The 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.

Key Features

  • Available in 900KV or 1050KV configurations.
  • Detachable motor design with porous front air outlets.
  • 48SH NdFeB rotor magnets and a high-strength hollow-core steel shaft.
  • M5 threaded shaft for propeller mounting; custom nut protects the shaft threads.
  • NMB bearings, 220 C high-temperature single-strand copper wire, and 0.2 mm silicon steel laminations.

Specifications

Parameter 900KV 1050KV
Model S3115
KV rating 900KV 1050KV
Maximum power 1005 W 1330 W
Voltage 25 V 24 V
Maximum current 40 A 56 A
No-load current 1.80 A 2.0 A
Internal resistance 0.048 Ohm 0.046 Ohm
Rotor poles 14
Motor size Ø37.5 x 49.5 mm
Stator size Ø31 x 15 mm
Weight 112 g
Recommended propeller 9.0 x 4.5 in 9.0 x 4.7 in
Maximum thrust 3218 g 3781 g

What's Included

  • 1 x S3115 brushless motor
  • 4 x M3 x 8 screws
  • 1 x M5 nut

Applications

Suitable for FPV multirotor builds using compatible 9-inch propellers and an M5 propeller mounting system. For product assistance, contact rcdrone.top.

Details

Surpass Hobby BAT S3115 FPV brushless motor with 900KV marking and exposed stator view

The BAT S3115 is offered in 900KV and 1050KV options for FPV multirotor propulsion.

BAT S3115 motor stator with copper windings, NMB bearing, and listed 900KV and 1050KV thrust

NMB 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.

Exploded view of BAT S3115 brushless motor with detachable bell, stator, and ventilated cover

A detachable construction and porous front air outlets make cleaning easier and are designed to aid heat dissipation.

BAT S3115 motor bell and threaded hollow-core steel shaft with 48SH NdFeB rotor magnetsClose-up of BAT S3115 M5 threaded propeller shaft and protective custom nut

The M5 threaded shaft accommodates compatible propellers, while the custom nut helps protect the shaft threads.

BAT S3115 dimensional drawing, 900KV and 1050KV thrust tables, and included hardware

Technical drawings, thrust data, and the included motor, four M3 × 8 screws, and M5 nut are provided for build planning.

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