Cobra C-2217/20 Brushless Motor, Kv=960
Cobra C-2217/20 Brushless Airplane Motor
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 4 screws
● Three female 3.5mm bullet connectors
● Three pieces of heat-shrink tubing
Click here for the Cobra C-2217/20 Propeller Data Chart
| Cobra 2217-20 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 | 20 Turn Delta |
| Motor Kv Value | 960 RPM per Volt |
| No Load Current (Io) | 0.55 Amps @ 8 Volts |
| Motor Resistance (Rm) per Phase | 0.165 Ohms |
| Motor Resistance (Rm) Phase to Phase | 0.110 Ohms |
| Maximum Continuous Current | 20 Amps |
| Max Continuous Power (2-cell Li-Po) | 150 Watts |
| Max Continuous Power (3-cell Li-Po) | 220 Watts |
| Motor Weight | 72.0 grams (2.54 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 |
For more information about this product and the rest of the Cobra Motors product line, please check out the Cobra Brushless Motors web site.
