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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›AXI 2814/20 CYCLONE 840kV

AXI 2814/20 CYCLONE 840kV

The AXI 2814/20 CYCLONE 840kV is a 840 kv motor with a 40 × 63 mm stator, weighing 164 g and rated to 28 A.

Simulate this motor

Specifications

Identity

BrandAXI
ModelAXI 2814/20 CYCLONE 840kV
kv840

Electrical

Max A28
Phase resistance57 mΩ
Poles4
Maker cells—
Curve pack4S

Mechanical

Weight0.36 lb
Stator40×63
Stator length63 mm

Limits

Max power—
MotorAXI 2814/20 CYCLONE 840kVThis page
Propeller9x4.5MRF-RH
BatteryTattu 1100mAh 15.2V 60C 4S1P Lipo Battery Pack with XT30 Plug
Throttle%
Charge%
Rotors
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Open in the calculator

Performance

Pairings
Download CSV
ThrottleRPMThrust (lb)Power (W)Current (A)Efficiency (%)g/W
30 %4,1940.19 lb32 W1.813.52.72
40 %5,4930.33 lb44 W2.621.43.4
50 %6,7810.51 lb55 W3.231.94.2
60 %8,0590.73 lb65 W3.8455.08
70 %9,3210.99 lb76 W4.459.85.9
80 %10,5561.28 lb90 W5.373.26.45
90 %11,7451.59 lb111 W6.581.96.53
100 %12,4291.79 lb129 W7.683.76.33

Related

Same maker

  • AXI 105.20 KV160 160kV
  • AXI 105.20 KV185 185kV
  • AXI 105.30 KV125 125kV
  • AXI 105.30 KV135 135kV
  • AXI 2203/46 GOLD LINE V2 1720kV
  • AXI 2203/52 GOLD LINE V2 1525kV

Paired with

  • 8.625x3.75
  • 9x4.5MRF-RH
  • 10x3.8SF
  • 13x4E
  • Tattu 1100mAh 15.2V 60C 4S1P Lipo Battery Pack with XT30 Plug

Same class

  • AXI 2808/24 CYCLONE 1190kV
  • AXI 2814/16 CYCLONE 1035kV
  • AXI 2820/12 CYCLONE 990kV
  • AXI 2820/14 CYCLONE 860kV
  • AXI 2826/10 CYCLONE 920kV
  • AXI 2826/12 CYCLONE 760kV
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.