Scorpion HK-4540-400 Ultimate Edition Brushless Motor (10,000W, 400kV) w/8mm Shaft

This is the Scorpion HK-4540, 400kV Ultimate Edition Brushless Motor with an 8mm Shaft. The Scoripion HK-4540-400kV Ultimate is wound with a single strand of 1.5mm wire to deliver maximum possible efficiency with 14S~18S applications. It is developed specially for pilots looking for extreme performance with 700 to 800 class helicopters, who prefer slightly lower kV than the Scorpion HK-4535-450kv Limited Edition. This motor is capable of running with 18S continuously at an input power of 10,000 watts at 150 amps, and can handle peak inputs of 15,000 watts and 200 amps for 3 seconds!

Specifications:
Stator Diameter: 45.0mm (1.77 in)
Stator Thickness: 40mm (1.57 in)
Number of Stator Arms: 12
Number of Magnet Poles: 10
Motor Wind: 5T+5T double Wye (YY)
Motor Wire: 1-Strand 1.5mm
Motor Kv Value: 400 RPM per Volt
No Load Current (Io): 1.65 Amps @ 10 Volts
Motor Resistance (Rm) per Phase: 0.013 Ohms
Maximum Continuous Current: 150 Amps
Maximum Continuous Power (18S): 10,000 Watts
Peak Current (3 Seconds): 200 Amps
Peak Power (3 Seconds): 15,000 Watts
Motor Weight: 719 grams (25.35 oz.)
Outside Diameter: 56.7mm (2.23 in.)
Shaft Diameter: 7.98mm (0.37 in.)
Motor Body Length: 71.9mm (2.83 in.)
Overall Shaft Length: 127.3mm (5.01 in.)
Max LiPo Cell: 12s-18s
Motor Timing: 18deg to 24deg
Drive Frequency: 8kHz

This product was added to our catalog on May 12, 2014