Scorpion HKIV-4025-850KV Brushless Motor : HKIV_4025_850

Scorpion HKIV-4025-850KV Brushless Motor : HKIV_4025_850

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-4025 series motors have proven themselves to be extremely successful in heli community and has become the most popular motor used in 500~600 class helicopters world-wide.

And now we are pleased to announce the release of the fourth generation HKIV-4025 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!

Specifications

• Stator Diameter 40 mm(1.57 in)
• Stator Thickness 25 mm(0.98 in)
• No. of Stator Arms 12
• Magnet Poles 10
• Motor Wind 4+4 Turn Delta
• Motor Wire 1-Strand 1.6 mm
• Motor Kv 850KV RPM/Volt
• No-Load Current (IO/10v) 3.69 Amps
• Motor Resistance (RM) 0.009 Ohms
• Max Continuous Current 95 Amp
• Max Continuous Power 2812 Watt
• Weight 347 Grams (10.58 oz)
• Outside Diameter 49.50 mm (1.95 in)
• Shaft Diameter 5.98 mm (0.24 in)
• Body Length 54 mm (2.13 in)
• Overall Shaft Length 84.6 mm (3.33 in)
• Max Lipo Cell 8s
• Peak Continuous Current 110 Amps (5 seconds)
• Peak Continuous Power 3256 Watts (5 seconds)
• Motor Timing 5deg
• Drive Frequency 8kHz

Included in the Box

• 1 x Scorpion HKIV-4025-850KV Motor
• 3 x Female Connectors
• 3 x Connector Cover
• 4 x M3 Screws
• 4 x M4 Screws