520H Helicopter Motor 1300Kv ** CLEARANCE **

The E Flite 520H Helicopter Motor 1300Kv (EFLM1370H) is a brushless outrunner designed for 500-size electric helicopter applications. Operating on 6S LiPo power with up to 1100W input, it suits setups drawing 41–50A continuous current and pairs well with a recommended 70-amp brushless speed control. With a 37mm overall diameter, 159 g weight, 16 AWG wiring and 3.5mm bullet connector type, it offers a compact, practical fit for high-performance heli builds.

Suggested Compatibility

• 500-class electric helicopters (suggested compatibility based on size and power plant specifications)

Key Specifications

• Power Plant Size: 500-700 Electric
• Application: Helicopter
• Motor Design: Outrunner
• Type: Brushless Outrunner
• Size: Heli 500
• Wire Gauge: 16 AWG
• Connector Type: 3.5mm bullet
• Voltage: 22.2V
• RPM/Volt (Kv): 1320Kv
• Resistance (Ri): 0.032Ω
• Idle Current (Io): 3.8A
• Input Watts: 1100W
• Continuous Current: 41 - 50A
• Cells: 6S LiPo
• Recommended Speed Control: 70-Amp Brushless
• Weight: 5.61 oz (159 g)
• Overall Diameter: 1.46 in (37mm)
• Shaft Diameter: 4.98mm/4mm
• Shaft Length: 0.83 in (21mm)
• Overall Length: 1.77 in (45mm)