O.S. OMA-5020-490 Brushless Motor

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Legendary O.S. quality in a brushless electric motor! This one is intended as a replacement of .40 – .50 class 2 stroke and .70 class 4 stroke engines, using 5 or 6 cell Li-Po packs and will provide strong, linear power.

This new range of brushless motors features a unique. O.S. designed cooling system, a strengthened centre body and large ball bearings. The propeller driver has been machined from stainless steel for both strength and durability.
Each motor is balanced during manufacture for optimum running and reliability.
Supplied with a rear mount and 4mm gold connectors as standard accessories.

Weight: 350g
Resistance: 23 mOhms
Max Current: 90A for 10 secs
Current Range: 50 – 60A
ESC Timing Degrees: 20 – 30 Degrees
Bearings: 3
Turns: 16
KV RPM: 490
Power Output: 1110W
Nominal Voltage: 18.5 – 2
.2v (5 – 6S Li-po)
No Load Current: 1.5A
Max Efficiency: 85%
Shaft Length: 11.5mm
Shaft dia 6mm


SKU 51013000
Barcode # 4531028500037
Brand OS
Shipping Weight 0.2000kg
Shipping Width 0.100m
Shipping Height 0.080m
Shipping Length 0.100m

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