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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 3805/9.5/989

Neumotor 3805/9.5/989

The Neumotor 3805/9.5/989 is a 989 kv motor with a 38 × 5 mm stator, weighing 54 g and rated to 47 A.

Simulate this motor

Specifications

Identity

BrandNeumotor
Model3805/9.5/989
kv989

Electrical

Max A47
Phase resistance77 mΩ
Poles22
Maker cells—
Curve pack4S

Mechanical

Weight0.12 lb
Stator38×5
Stator length5 mm

Limits

Max power—
Motor3805/9.5/989This page
Propeller7x3.8WSF
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 %4,9290.28 lb12 W0.763.210.36
40 %6,4260.49 lb24 W1.472.79.31
50 %7,8770.74 lb41 W2.477.98.24
60 %9,2711.03 lb64 W3.780.67.3
70 %10,5981.35 lb94 W5.581.76.52
80 %11,8451.70 lb131 W7.881.85.87
90 %13,0052.06 lb175 W10.681.35.33
100 %13,6602.28 lb205 W12.480.75.05

Related

Same maker

  • 3207/1.5Y/293
  • 3805/100/94
  • 3805/10/939
  • 3805/11/854
  • 3805/12/783
  • 3805/13/722

Paired with

  • 7x3.8WSF
  • 8.75x9.25W
  • 9.625x3.75N
  • 11.5x6
  • Tattu 1100mAh 15.2V 60C 4S1P Lipo Battery Pack with XT30 Plug

Same class

  • 3805/100/94
  • 3805/10/939
  • 3805/11/854
  • 3805/12/783
  • 3805/13/722
  • 3805/14/671
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.