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Motor Set 8.5mm x 20mm FR CR
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7mm DC Motor 1.7 Ohm


Diameter 8.47mm
Length 20.35mm
Shaft 1.0mm
Weight 4.75g each
Wires 50mm
Connector none
Voltage 1.5 - 4.1v
Resistance 1.5 Ohms
Speed RPM Unloaded 36,000 Rpm

These motors are tuned to run in opposite directions so they are perfect for dual prop planes or replacement motors for quads.

Test Specs
Rated voltage: 4.1V
No-load current (No-Load Current): 75mA
No-load speed (No-Load): 36000r / min
Maximum efficiency point current: 1300mA
Maximum efficiency point speed: 26000r / min
Maximum efficiency point torque: 1mN.m
Stall Current: 4400mA
Stall Torque: 3.6mN.m


motor direction
motor direction

These motors have a 1.0mm shaft. To use some of the propellers listed below you may need to drill the shaft hole out to 0.95mm.

MicronWings Test Data
Prop   Thrust Amps Volts Notes
micro prop 32mm Micro Prop 13 Grams 1.04 Amps 4.0 Volts  
50mm GemFan 34 Grams 2.44 Amps 4.0 Volts  
micro prop 46mm WideBlade 41 Grams 3.25 Amps 4.0 Volts  
micro prop 57 x 20mm Prop 49 Grams 4.24 Amps 4.0 Volts  
micro prop 55 x 20mm 51 Grams 3.76 Amps 4.0 Volts  

Was: $12.90
Now: $10.90
(NEW Lower Price)


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