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E-flite now brings you a small lightweight outrunner motor designed specifically for small single and multi engine ducted fan operation. The great performance and small size of the E-flite 420BL ducted fan motor make it a perfect match for single- and multi-ducted fan models. The high RPM per volt (3800Kv) design allows for high RPM capability on most 66mm fan units.
Features
- Ideal for single ducted fan models from 16-28 oz or twins up to 56 oz
- High-torque alternative to inrunner brushless motors
- High quality construction with ball bearings and hardened steel shaft
- Quiet, lightweight operation, just 2 oz (58 g)
- Efficient operation with external radial rotor design
- Slotted 6-pole outrunner design
- Ideal for ducted fans models up to 325 watts
Specifications
Type: Outrunner (for Ducted Fan use)
Size: BL 420
Bearings or Bushings: Bearings
Wire Gauge: 18 AWG
Recommended Prop Range: 66mm Fan Unit (3-blade fan)
Voltage: 9.6V - 12V
RPM/Volt (Kv): 3800
Resistance (Ri): .03 ohms
Idle Current (Io): 1.80A
Continuous Current: 25A
Maximum Burst Current: 32A (15 sec)
Cells: 3S Li-Po or 8-10 Cells NiMH/NiCd
Speed Control: 25A - 40A Brushless
Weight: 58g (2 oz)
Overall Diameter: 28mm (1.10 in)
Shaft Diameter: .09 in (2.3mm)
Overall Length: 30mm (1.20 in)
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