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KK-F540-3930KV · KK F540 3930KV waterproof brushless motor

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Source: Surpass Hobby.

Brand
Surpass Hobby
Part number
KK-F540-3930KV
Source
Surpass Hobby KK F540 waterproof brushless motor spec sheet
Category
Motors · more from Surpass Hobby
Product page
manufacturer website
Weight
148 g
Motor
3930 kV, 35.8 x 50 mm, 3.175 mm shaft
No-load rpm
2S (7.4 V): about 29,100 rpm · 3S (11.1 V): about 43,600 rpm
Mounting holes
6 x M3 on a 25 mm bolt circle
Motor type
brushless
Spec
Brushless motor, 3650 can, 3.175 mm shaft
Can
3650
Modified
2026-10-26
53⌀36⌀3.18⌀256 x M3 on ⌀25dimensions in mm
To scale, from the generic size Brushless motor, 3650 can, 3.175 mm shaft. The shaft length is not part of the spec; mounting holes as the maker states them; ⌀ is the bolt circle, centre to centre across the shaft.

4 poles; max 13V, max 60A, 820 W, no-load 2.4A, resistance 0.0196 ohm, max 50000 rpm; 181 g gross. KK F540 waterproof brushless motor for 1/10 cars: 4-pole, 12-slot, CNC 6061-T6 aluminium heat-sink can, ABEC5 oversized bearings, 0.35 mm stator laminations, removable rotor, 4.0 mm gold plugs, 6 x M3 mounting holes on 25 mm, 15 mm shaft extension. One item number, SP-054000-15, is printed for the whole F540 table; the parts are told apart by kV.

Equivalent to

Generic specMatchStandardsSource
Brushless motor, 3650 can, 3.175 mm shaftfunctional
Derived from the brand's stated dimensions (O.D. 35.8 mm, length 50 mm, shaft 3.175 mm)

Heat sinks and fan mounts for a 36 mm can (41, any brand)

Clamp-on heat sinks and motor fan mounts whose maker states this can diameter; check the length and the fan size on the part's page.

Other versions · same range

Used in

No release lists this part yet.

Data: KK-F540-3930KV.toml on GitHub · report an error