Electric Flight in Australia

Scorpion 3008-1220 outrunner motor

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Peter Pine

PO Box 1050
Kingscliff 2487
Phone (02) 6676 1437
Fax (02) 6676 2831

E-mail: ppine@northnet.com.au

Back to Scorpion Motors Page

V.II Motor Specifications
Io = 0.97A at 10V
Kv = 1220 rpm/volt
R = 0.042 Ohms
Length = 33.7mm
Diameter = 37.5mm
Weight = 95g
Continuous current accepted = 32A
Maximum continuous power = 425W
Shaft = 5mm 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 & backmount supplied
Recommended controller = Scorpion 45A

A sports LRK (outrunner) brushless motor for small R/C aircraft up to 1.8 kg powered by 10-12 cells or 3-4S LiPo; suitable for cabin models, scale models, aerobatic models and gliders. No gearbox is required because of the high torque of this motor type.

All Scorpion 30mm motors have 3 ball bearings to support the rotating housing.

The S30 series of motors from Scorpion all have 30mm diameter stators - there are 12 stator arms and 14 magnets in the rotor housing. The stator is 8mm long in this 3008 version. The motor wind is a 20 turn delta wind with 8 strand 0.25mm wire.

Prop for 3S - 10x5."
Prop for 4S - 8x4 or 8x5"

Motor guaranteed for two years

Price now = $77

Some power recommendations
Prop	Prop type	Volts	Cells	Revs per minute	Amps	Watts In	Thrust Grams	Recommended controller
10x5	APC	10.5	3S	9,925	27A	278	1393	Scorpion 35A
10x7	APC	10.5	3S	9,250	32A	340	1421	Scorpion 45A
11x5.5	APC	10.5	3S	9,025	34A	362	1619	Scorpion 45A
8x4	APC	14.0	4S	14,300	22A	320	1381	Scorpion 35A
8x6	APC	14.0	4S	13,125	36A	503	1437	Scorpion 45A

Motors that compare to the Scorpion 3008-1220:
Atlas 2909/20, 1240 KV
Axi 2808/20, 1490 KV
Dualsky XM3530CA-12, 1200 KV
Hacker A30-22S, 1440 KV
Himax HC3510-1540
Hyperion Z3007-26, 1240 KV
HXT 35-30B, 1400 KV
Rimfire 35-30-1250
Thunder tiger OBL 36/12-25A, 1240 KV

Click here for a more extensive Prop Data chart for the Scorpion 3008-1220.