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Scorpion HKIV-4020-860KV
Scorpion HKIV-4020-860KV

Scorpion HKIV-4020-860KV

On sale $151.99
Retail Price:$189.99
Your Savings:$38.00(20%)
In Stock
Part Number:MTR-0062

Product Description

From 2010 when Scorpion HKIII-40 series is released, a lot of feedback by World Champions and pilots in all facets of the hobby are received that they have well established themselves as the Gold Standard of R/C model power!

The HKIII-4020 series motors have proven themselves to be extremely successful in heli community, and has become the most popular motor used in 400~500 class helicopters world-wide.

And now we are pleased to announce the release of the forth generation HKIV-4020 series motors. With the same motor design and materials of HKII-45 series, and single strand winding technique on this size of motor, it has the better efficiency and power conversion than HKIII-40 series, with an entirely new EM field design, while improving the compatibility with various speed controllers available on the market. This new design motor will deliver even more power to your helicopter, with increased efficiency!

Scorpion HKIV-4020-860KV


Stator Diameter40 mm(1.57 in)
Stator Thickness20 mm(0.79 in)
No. of Stator Arms12
Magnet Poles10
Motor Wind5+5 Turn Delta
Motor Wire1-Strand 1.4mm
Motor Kv860KV RPM/Volt
No-Load Current (IO/10v)2.67 Amps
Motor Resistance (RM)0.012 Ohms
Max Continuous Current78 Amps
Max Continuous Power1732 Watts
Weight310 Grams (10.94 oz)
Outside Diameter49.50 mm (1.95 in)
Shaft Diameter4.98 mm (0.20 in)
Body Length49.2 mm (1.94 in)
Overall Shaft Length80 mm (3.15 in)
Max Lipo Cell6s
Peak Continuous Current90 Amps (5 seconds)
Peak Continuous Power1998 Watts (5 seconds)
Motor Timing5deg
Drive Frequency8kHz

Included in the Box

1 x Scorpion HKIV-4020-860KV Motor
3 x Female Connectors
3 x Connector Cover
4 x M3 Screws

Weight including packaging