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 to 28 ounces or twins up to 56 ounces
- 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 fan models up to 325 watts
In Depth
- Type: Outrunner (for Ducted Fan use)
- Size: BL 420
- Bearings or Bushings: Bearings
- Wire Gauge: 18AWG
- Recommended Prop Range: 66mm Fan Unit (3-blade fan)
- Voltage: 9.6–12V
- 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 Ni-MH/Ni-Cd
- Speed Control: 25–40A Brushless
- Weight: 58 g (2 oz)
- Overall Diameter: 28mm (1.10 in)
- Shaft Diameter: .09 in (2.3mm)
- Overall Length: 1.20 in (30mm)
Required
-
25A to 40A Brushless ESC
Ducted Fan unit (ideal for 66mm)
11.1V 2100mAh LiPo
