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O.S. - OSMG9510 OSM51010911 51010911 531028500112 4531028500112
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O.S. .10 Brushless Outrunner Motor 3810-1050
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O.S. .10 Brushless Outrunner Motor 3810-1050
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Instruction Manuals: Manual 1 (2 MB)
Parts Saver Eligible:Yes
Tower Catalog Page: 63

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Tech Notes
This is the .10 OMA-3810-1050 Brushless Electric Motor from O.S. Motors.


For .10 size airplanes
Stainless steel prop shaft
Rigid rear mounting design
Two year limited warranty through Hobby Services beginning at date of


.10 Brushless Electric Motor with Backplate,
3.5mm Gold Plated Male Plugs attached to leads,
three 3.5mm Female Plugs with Shrink Wrap, and
Instruction Sheet


50 - 60A Brushless ESC
Slow flyer type electric propeller from 9x6 to 11x10 in size
depending on specific aircraft


Rated Voltage: 11.1
Rated Current: 30A
Maximum Current (5 sec): 50A
No Load Current: 1.1A
Phase Resistance: 51.3 miliohms
Maximum Efficiency: 85%
kV: 1050
Turns: 22
Poles: 14
Shaft Diameter: 0.16" (4mm)
Shaft Length: 0.46" (11.7mm)
Weight: 3.6oz (102g)
Lead Wire Length: 1.96" (50mm)
Lead Wire Gauge: 17AWG
Length of Motor Can: 1.3" (32.8mm)
Diameter of Motor Can: 1.45" (37mm)
Prop Washer Diameter: 0.78" (20mm)
Thickness of Motor Mount: 0.118" (3mm)
Width of Motor Mount: 1.96" (50mm)
Height of Motor Mount: 1.96" (50mm)


Nomenclature is defined as follows:
0MA means 0.S. airplane motor
First two digits are the rotor diameter
Second two digits are the length of the magnets
Last digits indicate the kV of the motor

jxs 01/11/12

– If you need more information, use these O.S. resources –
Click Here: Manufacturer's Product Web Page
Email: enginesupport@hobbico.com
Web Site: http://www.osengines.com/
Phone: 217-398-8970
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