Cobra C-2814/20 Brushless Motor, Kv=850

Cobra Brushless Motors offer performance and value for Sport Flyers and Competition pilots alike. They are built from high quality components, and are designed to give years of top-level performance. All Cobra Motors are shipped in a custom designed package that features protective foam on all six sides of the box, with 3 separate compartments to protect the motor, accessory pack and cross mount.

The Cobra 2814 series motors have a 5mm shaft for extra strength, as well as oversize ball bearings to support the shaft and provide a long life. The internal bearing measures 11mm x 5mm x 5mm and the outer bearing measures a massive 16mm x 5mm x 5mm! The stators are made with 0.20mm laminations for maximum efficiency and minimum Eddy Current losses. Also included on the motor are ultra-flexible motor leads with high-temp silicone rubber insulation and 3.5mm bullet connectors already installed.

Included with every Cobra 2814 Series Motor is a complete accessory package which contains the following items:

● Heavy Duty 3mm Thick Cross Style Motor Mount
● Four M3x6mm Motor Mount Screws
● Bolt-On style theaded prop adapter with 4 screws
● Three female 3.5mm bullet connectors
● Three pieces of heat-shrink tubing

Click here for the Cobra C-2814/20 Propeller Data Chart

Cobra 2814/20 Motor Specifications
Stator Diameter	28.0 mm (1.102 in)
Stator Thickness	14.0 mm (0.551 in)
Number of Stator Slots	12
Number of Magnet Poles	14
Motor Wind	20 Turn Delta
Motor Kv Value	850 RPM per Volt
No Load Current (Io)	0.70 Amps @ 10 Volts
Motor Resistance (Rm) per Phase	0.099 Ohms
Motor Resistance (Rm) Phase to Phase	0.066 Ohms
Maximum Continuous Current	25 Amps
Max Continuous Power (3-cell Li-Po)	280 Watts
Max Continuous Power (4-cell Li-Po)	370 Watts
Motor Weight	107 grams (3.77 oz.)
Outside Diameter	35.0 mm (1.378 in.)
Shaft Diameter	5.00 mm (0.197 in.)
Motor Body Length	34.4 mm (1.354 in.)
Overall Shaft Length	54.0 mm (2.126 in.)
Motor Timing	5-10 degrees
PWM Frequency	8 KHz