Brushless Outrunner Motors
Scorpion Power Systems specializes in the design, development and production of premium Brushless Outrunner Motors. Each part of a Scorpion Motors is designed from the ground up by experienced and passionate engineers with the best quality components available to provide power, efficiency, and reliability which is a grade above the rest!
Our motor magnets are custom manufactured from a select premium supplier to be able to withstand the high temperatures associated with high performance applications. The copper wire we use to wind the stators is covered in an imported enamel coating which is rated to 250+ degrees C (482 F), so it can take the heat and keep on performing. Our premium imported 0.2mm Stator sheets provide the highest torque per amp ratios, and best top end performance capabilities. Our imported bearings are of the best quality providing long lasting and reliable run time operation. For everything else, we utilize aviation grade 7075 aluminum and other materials that are CNC machined in-house and anodized for a fit and finish that is second to none.
With a motor and service of this caliber, you would expect to pay an ultra-premium price, but with our efficient manufacturing procedures and streamlined distribution chain, Scorpion motors retail for very affordable prices making them one of the best overall values on the market today. Combine that with our fast production times, customization options, and fantastic customer support, the value of choosing Scorpion Power System will be worth it everytime.
If you want to get ahead of your competitors you will need the best quality motor available at an affordable price. The next time you need a brushless motor, do yourself a favor and buy a Scorpion Brushless motor. You will be glad you did!
Want your entire power system to be as powerful and reliable as the motor is? Combine your Scorpion Motor with one of our Scorpion ESCs to get a matched power system package that provides the power, efficiency, and reliability that your aircraft needs.
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A-Series / Airplane Propulsion
The Scorpion A-series Motors were designed for primary use in Aerobatic / UAV Airplanes with direct drive medium speed propellers. The designs focus on amazing peak effiicieny, phenominal power, and good torque.
The motor designs come with rear cross mount, and have options for convinient front side propeller mounting.
| Series | Power (w) | Weight (g) | Motor Outer Diameter | Approximate MAX RPM (+/-) |
Pole Count | Size Equivalent Class |
|---|---|---|---|---|---|---|
| A-30 | 500 - 962 | 134 - 152 | 36.6 | 15,000 | 14P | 30E - 32E |
| A-42 | 2000 - 3108 | 288 - 400 | 50.7 | 13,500 | 14P | 70E-90E / 15cc - 25cc |
| A-50 | 3200 - 4000 | 523 - 550 | 59.3 | 11,000 | 14P | 30cc - 35cc |
| A-55 | 3552 - 4662 | 622 - 655 | 65 | 10,500 | 14P | 35cc - 40cc |
| A-65 | 4218 - 7200 | 998 - 1114 | 78.5 | 10,000 | 14P | 60cc - 76cc |
| A-74 | 4884 - 10000 | 1300 - 1815 | 86.8 | 9,000 | 28P | 85cc - 176cc |
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HK-Series / Helicopter and
High-Speed UAV
Propulsion
The Scorpion HK-series Motors were designed for primary use in Helicopters with gear reduction units. They also find use in UAV Airplane application which require Ultra High Speed Propellers. The designs focus on Maximum Power Capability at high RPM, High Effiicieny, High Temperature Resistance, and best torque per amps.
The motor designs come stock with rear mounted shaft convinient for pinion mounting, or can be used with propeller adaptor.
HK - HKIV Motors (2010 - 2022)
| Series | Power (w) | Weight (g) | Motor Outer Diameter | Approximate MAX RPM (+/-) |
Pole Count | Rotor Size / Size Class |
|---|---|---|---|---|---|---|
| HKII-22 | 130 - 525 | 34 - 81 | 27.9 | 55,000 | 6P | 200mm - 350mm blade size |
| HK-25 | 720-1040 | 104 | 31.5 | 59,000 | 10P | 350mm rotor blade |
| HK-30 | 650 - 1600 | 119 - 153 | 37.5 | 25,000 | 10P | 380mm - 420mm blade size |
| HK-32 | 1770 - 2000 | 239 | 40.9 | 40,500 | 6P | 420mm - 480mm blade size |
| HK-35 | 2900 - 4150 | 365 | 45 | 25,500 | 10P | 600mm - 650mm blade size |
| HK-40 | 1900 - 2440 | 215 - 240 | 48.9 | 36,500 | 10P | 480mm rotor blade |
| HKIV-40 | 1731 - 5328 | 310 - 456 | 49.5 | 28,000 | 10P | 520mm - 700mm blade size / High Speed UAV |
| HKII-42 | 3550-7100 | 393 - 522 | 52.3 | 30,500 | 10P | 600mm - 700mm rotor blade / Battle Bot |
| HK-45 | 6200 - 15,000 | 660 - 719 | 56.7 | 30,000 | 10P | 700 - 800 size Speed Heli / Other |
| HKII-45 | 4403 - 11,000 | 515 - 588 | 56.9 | 27,000 | 10P | 690mm - 800mm blade size |
| HKIII-50 | 3770 - 14,800 | 501 - 839 | 62.1 | 35,600 | 10P | 700mm - 800mm blade size / Battle Bots / Other |
| HKIV-50 | 5128 - 7104 | 785 | 62.2 | 25,000 | 10P | 800mm - 850mm blade size |
| HKII-70 | 10,000 - 15,000 | 1915 | 82.4 | 16,500 | 10P | 1000+mm blade size / Battle Bots / Other |
| Series | Power (w) | Weight (g) | Motor Outer Diameter | Approximate MAX RPM (+/-) |
Pole Count | Rotor Size / Size Class |
|---|---|---|---|---|---|---|
| HK5-40 | 1900 - 2664 | 326 | 49.5 | 28,000 | 10P | 500mm - 520mm blade size |
| HK5-50 | 5772 - 11,500 | 598 | 62.8 | 27,000 | 10P | 690mm - 800mm blade size |