Great Planes G3911 Hyperflow 56mm Ducted Fan w/370 Size BB Motor

The HyperFlow ducted fan system is available with a high-performance 370 brushed motor (GPMG3911), and can also be adapted to use a 20 mm or 24 mm brushless motor. Additional stator vanes are included to straighten airflow for the higher speed brushless motor. The HyperFlow unit can replace any system that uses a 56 mm fan. Precise molding ensures smooth air flow and truly awesome performance.

 

SPECIFICATIONS
Stock Numbers:
    GPMG3910 without Motor
    GPMG3911 with Motor
Housing Diameter: 2.23 in (56 mm)
Housing Length: 1.5 in (38 mm)
Total Length w/cone: 4.25 in (108 mm)
Weight fan system only: 1.3 oz (37 g)
Weight w/370 Brushed Motor: 3.85 oz (109 g)
Weight w/Ammo™ Brushless Motor: 3.57 oz (101 g)
Motor: 370 BB Brushed motor (included with GPMG3911 only)

HyperFlow 56 mm EDF Performance
Motor	# LiPo Cells	Voltage	Current	Power	Static Thrust	RPM	Efflux Speed (meters/second)	Efflux Speed (miles/hour)
Brushed Speed 370BB (GPMG3910)	3	14.8V	10.3A	114W	240g (8.5oz)	29,000	32 m/s	72 mph
Brushless 20-40-3500 (GPMG5140)	2	7.4V	8.7A	64W	215g (7.6oz)	27,000	28 m/s	63 mph
	3	11.1V	15.7A	174W	400g (14.2oz)	35,800	46 m/s	103 mph
Brushless 24-33-4875 (GPMG5170)	2	7.4V	17.2A	127W	330g (11.6oz)	32,300	41 m/s	92 mph
Brushless 24-45-3790 (GPMG5185)	2	7.4V	9.7A	72W	230g (8.0oz)	27,120	28 m/s	63 mph
	3	11.1V	19.9A	221W	485g (17.1oz)	38,600	53 m/s	118 mph
	4	14.8V	32.6A	482W	820g (28.9oz)	48,000	74 m/s	165 mph