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Cobra C-2217/12 Brushless Motor, Kv=1550

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Your Price: $30.99
In Stock.
Part Number:CM-2217/12
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 2217 series motors have a 1/8 inch (3.17mm) shaft for extra strength, as well as oversize ball bearings to support the shaft and provide a long life. 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 2217 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 3 screws
● Retaining Collar with Set Screw
● Three female 3.5mm bullet connectors
● Three pieces of heat-shrink tubing


Click here for the Cobra C-2217/12 Propeller Data Chart


Cobra 2217-12 Motor Specifications
 Stator Diameter 22.0 mm (0.866 in)
 Stator Thickness 17.0 mm (0.669 in)
 Number of Stator Slots 12
 Number of Magnet Poles 14
 Motor Wind 12 Turn Delta
 Motor Kv Value 1550 RPM per Volt
 No Load Current (Io) 1.15 Amps @ 8 Volts
 Motor Resistance (Rm) per Phase 0.066 Ohms
 Motor Resistance (Rm) Phase to Phase 0.044 Ohms
 Maximum Continuous Current 32 Amps
 Max Continuous Power (2-cell Li-Po) 230 Watts
 Max Continuous Power (3-cell Li-Po) 350 Watts
 Motor Weight 74.0 grams (2.61 oz.)
 Outside Diameter 27.7 mm (1.091 in.)
 Shaft Diameter 3.17 mm (0.125 in.)
 Motor Body Length 33.0 mm (1.299 in.)
 Overall Shaft Length 47.0 mm (1.850 in.)
 Motor Timing 5-10 degrees
 PWM Frequency 8 KHz

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