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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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Propellers›APC 7.4x7.7C

APC 7.4x7.7C

The APC 7.4x7.7C is a 7.4×7.7 inch, 2-blade propeller weighing 15.9 g.

Simulate this propeller

Specifications

Identity

MakerAPC
Model7.4x7.7C

Mechanical

Size7.4×7.7 in
Pitch7.70 in
Blades2
RotationCCW
P/D1.04
Weight0.04 lb

Limits

Max RPM32,000
MotorCobra CM-4510/38 310Kv
Propeller7.4x7.7CThis page
BatteryMaxAmps 1300mAh 12S
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 %4,5570.25 lb23 W0.5554.89
40 %5,9810.44 lb42 W0.866.54.75
50 %7,3870.70 lb71 W1.474.54.48
60 %8,7691.01 lb110 W2.280.14.17
70 %10,1181.37 lb161 W3.283.83.86
80 %11,4291.78 lb226 W4.686.13.57
90 %12,6902.23 lb306 W6.387.43.31
100 %13,4252.51 lb361 W7.587.83.16

Related

Same maker

  • 10.5x4.5
  • 10.5x6
  • 10x10
  • 10x10E
  • 10x12WE
  • 10x3

Paired with

  • Cobra CM-4510/38 310Kv
  • BadAss 2315-1480Kv
  • 3805/30/313
  • RCinPower GTS2306 V2 2500kV
  • MaxAmps 1300mAh 12S
  • Tattu 1100mAh 11.4V 60C 3S1P Lipo Battery Pack with XT30 Plug

Same class

  • 7.4x7.5C
  • 7.4x7.6C
  • 7.8x4
  • 7.8x6
  • 7.8x7
  • 7x10
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 this 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.