INDC-3520-18 Cobra C-3520/18 Brushless Motor, Kv=550

INDC-3520-18 Cobra C-3520/18 Brushless Motor, Kv=550

Included with every Cobra 3520 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 threaded prop adapter with 3 screws
● Retaining Collar with Set Screw
● Three female 3.5mm bullet connectors
● Three pieces of heat-shrink tubing

Cobra 3520/18 Motor Specifications

Stator Diameter 35.0 mm (1.378 in)
Stator Thickness 20.0 mm (0.787 in)
Number of Stator Slots 12
Number of Magnet Poles 14
Motor Wind 18 Turn Delta
Motor Kv Value 550 RPM per Volt
No Load Current (Io) 0.93 Amps @ 20 Volts
Motor Resistance (Rm) per Phase 0.075 Ohms
Motor Resistance (Rm) Phase to Phase 0.050 Ohms
Maximum Continuous Current 36 Amps
Max Continuous Power (4-cell Li-Po) 530 Watts
Max Continuous Power (5-cell Li-Po) 670 Watts
Max Continuous Power (6-cell Li-Po) 800 Watts
Motor Weight 216 grams (7.62 oz.)
Outside Diameter 43.0 mm (1.693 in.)
Shaft Diameter 5.00 mm (0.197 in.)
Motor Body Length 46.0 mm (1.811 in.)
Overall Shaft Length 68.0 mm (2.677 in.)
Motor Timing 5-10 degrees
PWM Frequency 8 KHz