4 PCS Cobra CP 1407 4100KV 2-4S Champion Series Brushless Motor Black for RC Drone FPV Racing

4 PCS Cobra CP 1407 4100KV 2-4S Champion Series Brushless Motor Black for Racing Drone Specification: Brand Name: Cobra Item Name: 1407 4100KV 2-4S Brushless Motor Model:CP 1407 KV: 4100KV Color: Black Quantity: 4 PCS Thread: All of them are CW Screw Thread Lipo: Support 2-4S Lipo battery Stator Diameter: 14mm Stator Thickness: 7mm No. of Stator Arms: 9 No. of Magnet Poles: 12 Outside Diameter: 18.5mm Motor Shaft Diameter:2mm Prop Shaft Diameter: 5mm Body Length: 16mm Overall Shaft Length: 28.9mm NO-Load Current: 0.52 Amps @ 10 Volts Motor Resistance (Rm) per Phase: 0.043 Ohms Motor Resistance (Rm) Phase to Phase: 0.035 Ohms Maximum Continuous Current: 19A Max. Continuous Power (3-cell Li-Po): 210W Max. Continuous Power (4-cell Li-Po): 280 W Weight: 14.5g ( Only motor) 17.0g (With leads and Prop Nut) Motor Timing: 5-10 degrees PWM Frequency: 8 KHz Features: - The stators are made with 0.20mm laminations for maximum efficiency and minimum Eddy Current losses. - The CP-1407 motors come without bullet connectors ,and feature extended pre-tinned motor leads that are 3 inches (75mm) long. - These motors also have 2mm threaded holes in a 12x12mm pattern on the back plate for easy installation on your model. Package Included: 4x CP 1407 4100KV Motor in Black 4x bags of M2 x 5mm Socket Head Motor Mount Screws 4x 1.3mm Hex Key Wrench