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© 2026 Upwash LLC·Patent US 2026/0062150 A1·Engineering aid, not for safety-critical or certification use.

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Motors›Neumotor 3805/11/854

Neumotor 3805/11/854

The Neumotor 3805/11/854 is a 854 kv motor with a 38 × 5 mm stator, weighing 54 g and rated to 40 A.

Simulate this motor

Specifications

Identity

BrandNeumotor
Model3805/11/854
kv854

Electrical

Max A40
Phase resistance101 mΩ
Poles22
Maker cells—
Curve pack4S

Mechanical

Weight0.12 lb
Stator38×5
Stator length5 mm

Limits

Max power—
Motor3805/11/854This page
Propeller8.75x5.0
BatteryTattu 1100mAh 15.2V 60C 4S1P Lipo Battery Pack with XT30 Plug
Throttle%
Charge%
Rotors
Free · no account needed

Open in the calculator

Performance

Pairings
Download CSV
ThrottleRPMThrust (lb)Power (W)Current (A)Efficiency (%)g/W
30 %4,1830.36 lb14 W0.869.411.49
40 %5,4240.62 lb28 W1.676.510.01
50 %6,6100.93 lb49 W2.879.78.68
60 %7,7321.29 lb77 W4.580.77.6
70 %8,7811.68 lb113 W6.780.56.73
80 %9,7502.08 lb157 W9.479.66.03
90 %10,6322.49 lb207 W12.678.35.45
100 %11,1232.74 lb241 W14.877.35.16

Related

Same maker

  • 3207/1.5Y/293
  • 3805/100/94
  • 3805/10/939
  • 3805/12/783
  • 3805/13/722
  • 3805/14/671

Paired with

  • 8.75x5.0
  • 9x9
  • 11x7E
  • 13x8E
  • Tattu 1100mAh 15.2V 60C 4S1P Lipo Battery Pack with XT30 Plug

Same class

  • 3805/100/94
  • 3805/10/939
  • 3805/12/783
  • 3805/13/722
  • 3805/14/671
  • 3805/15/626
See all
Fast modelComputed 2026-10-03prom-rs/0.6.2Validation

The curves here are the Fast model, which every account and every visitor runs without limit. An account also runs the Full model, which solves a database propeller from its measured blade geometry.

Engineering aid — ThrustLab results are physics-based estimates, not certified data. Always bench-test and independently validate before committing a real build to flight. Not for safety-critical or certification use.