Electric Flight in Australia

Scorpion 2212-22 outrunner motor

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Peter Pine

PO Box 1050
Kingscliff 2487
Phone (02) 6676 1437
Fax (02) 6674 2037

E-mail: ppine@northnet.com.au

Back to Scorpion Motors Page

Motor Specifications
Io = 0.6A at 10V
Kv = 1157 rpm/volt
R = 0.119 Ohms
Length = 24.6mm
Diameter = 27.9mm
Weight = 52.3g
Continuous current accepted = 15A
Maximum continuous power = 160W
Shaft = 3mm carbonised steel (protrudes both ends)
Collet-type prop adaptor and back-mount supplied
Motor fixing = four 3mm bolts supplied
Male bullet connectors fitted to motor
Female bullet connectors supplied
Recommended controller = Scorpion 25A

A sports LRK (outrunner) brushless motor for small R/C aircraft up to 1.2 kg powered by 7-12 cells or 2-4S LiPo; suitable for cabin models, scale models, aerobatic models and gliders. No gearbox is required because of the high torque of this motor type.

The S22 series of motors from Scorpion all have 22mm diameter stators - there are 12 stator arms and 14 magnets in the rotor housing. The stator is 12mm long in this 2212 version. The motor wind is a 22 turn delta wind with 6 strand 0.19mm wire.

Prop for 2S - 11x7"
Prop for 3S - 9x5"

Motor guaranteed for two years

Price = $49

Some power recommendations
Prop	Prop type	Volts	Cells	Revs per minute	Amps	Watts In	Thrust Grams	Recommended controller
10x5	APC	7	2S	6,175	9A	64	455	Scorpion 25A
11x5.5	APC	7	2S	5,500	11A	78	496	Scorpion 25A
11x7 HD	GWS	7	2S	5,275	12A	86	564	Scorpion 25A
10x5	APC	10.5	3S	7,900	15A	162	833	Scorpion 25A
11x5.5	APC	10.5	3S	6,850	18A	186	826	Scorpion 25A
11x7 HD	GWS	10.5	3S	6,425	19A	197	887	Scorpion 25A
9x5 HD	GWS	14.0	4S	10,600	18A	259	1108	Scorpion 25A

Motors that compare to the Scorpion 2212-22:
Axi 2212/20, 1150 KV
Dualsky XM2830CA-10, 1180 KV
Himax or Himark HC2812-1080
Hyperion Z2213-20, 1025 KV
Rimfire 28-30-1250
Torque 26/1135
Venom V28, 1200 KV

Click here for a more extensive Prop Data chart for the Scorpion 2212-22.