RedwingRC Electric Power Accessories. Motors, Batteries, Electric Props, BEC, and Servos.

It is that time year with RC Events--Redwing RC Office will be closed 4 May-11 May. Orders can still be accepted during these times and will be processed in the order received. If you need the item urgently (moved to top of the list), select Priority express and we will do our best to rush the order out to you when we return.

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Scorpion A-4220-540KV (6s / 15-20cc /70E+ / 2550+w) Planes 60-64" and 14-17" Props

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$189.99

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Availability	2 in stock
Weight	5.00 lbs
SKU	A-4220-540
Manufacturer	Scorpion

Scorpion A-4220-540KV (6s / 15-20cc /70E+ / 2550+w) Planes 60-64" and 14-17" Props PERFECT for our Extra and Laser 70E Planes

The Scorpion A - Series line of motors was designed to be the most optimal and premier choice of motor for your freestyle or UAV airplane. We have achieved incredible performance through incredible efficiency. By optimizing the magnets in the rotor, and using the best quality 0.2mm thickness silicon steel stator sheets, and enamel coated copper wire windings rated above 200C+, the performance and efficiency results are unlike anything we have seen before! Combined with a robust design which has been tested extensively by our world class team pilots for longevity and reliability, we feel this motor checks and exceeds all measurable categories!

Scorpion A-4220 (Pro) PNP Combo (6s/70E+/2553w) features

Full Dimension

Scorpion A-4220 (Pro) PNP Combo (6s/70E+/2553w) Full Dimension

Specifications

Total Power System Weight (Motor+ESC+Cross Mount)	452g (15.94 oz)

MOTOR SPECIFICATIONS :
Motor Kv	540 RPM / Volt
Weight (including cross mount + Prop mount accessories)	336g ( 11.96oz)
Motor Body Dimensions	45.8mm x 50.7mm (+12.0mm prop spacer) (1.80" x 2.00" (+ 0.47") )
External Shaft Diameter	8mm
Continuous Current	90A
Continuous Power	1998 Watts
Peak Current*	115A
Peak Power*	2553 Watts
Max Rated Lipo Cell	6s
Stator Arms	12
Magnet Poles	14

ESC SPECIFICATIONS :
Max Continuous Current	120 Amps
Peak Current	160Amps
Operating Voltage Range	11-26.1 Volts
BEC Output voltage*:	OFF/5.1/6.1/7.1/8.1
Max Continuous BEC Output	10 Amps @ 8.1 V
Peak BEC Output	30 Amps/1s @ 8.1 V
Size	76.7 x 36.5 x 25.4 mm (3.02 x 1.44 x 1 in)
Weight (Without Connectors)	120g (4.23 oz)
Drive frequency	8kHz - 32kHz
Cable gauge	12 AWG

Our ratings are classified as TRUTHFUL. Continuous Current / Power correlates to actual sustainable power levels. Peak Power is for intermittent full throttle usage ranging from 5 - 60 seconds depending on use case and cooling

Performance Charts

Scorpion A-4220 (Pro) PNP Combo (6s/70E+/2553w) Data chart

Use Case Applications

Metal Clevis With Hollow Shaft Φ3+M3×L33mm (10 pcs)

This is an EXTREMELY popular product and quantiities limited, so we STRONGLY recommend pre-ordering if you wish to receive a unit from the first shipment.

Credit Card or other payment will be charged at the time of order.

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