KMS 31/21 Brushless Motor 51g 1750Kv

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	KMS 31/21 Brushless Motor 51g 1750Kv
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HP ITEM NUMBER:
108025

DESCRIPTION:
KMS 31/21 Brushless Motor 51g 1750Kv

MFR. NUMBER:
KMS108025

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MORE INFORMATION

KMS 31/21 Brushless Motor 51g 1750Kv

KMS motors and speed controls are designed for great performance in your airplanes. The KMS engineers designed superb performance without the high price tag. With a full line of products, KMS has products for you.

High Performance Brushless Motor without the High Performance Price

Perfect replacement for 370, 380, 400, and 480 geared brushed motors. Requires brushless speed control. We recommend the KMS 18A.

Specifications:

Size: 31 x 28 (mm)

Weight: 51g/1.8oz.

Max Efficiency: 80%

Battery: 2-3 Cell Lipo

Recommended Prop: 8 x 4, 9 x 4

Current:1.3-13A

Voltage: 7.4 - 11.1

Shaft Dia: 3mm

Prop Adaptor: 5mm

Connectors: 2mm Gold Xtra Plugs

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Only $17.99
In Stock!

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More Information About the 31/21 Brushless Motor 51g 1750Kv

Informal testing was done on this motor using the Impulse 1320Mah lipo battery, the KMS 18A ESC, and APC and GWS Props. You can expect similar results.

Battery Prop Volts Amps Watts RPM

11.1v lipo 10x3.8 10.72 9.69 104.5 6200

11.1v lipo 10.4.7 10.62 11.25 115.6 5700

11.1v lipo 9x4.7 11.6 7.94 86.9 7200

11.1v lipo 9x6 10.63 10.77 112.6 5800

7.4v lipo 9x6 7.46 6.44 46.9 4600

7.4v lipo 10x3.8 7.57 5.87 44 4900

7.4v lipo 10x4.7 7.46 6.67 49.6 4500

7.4v lipo 9x4.7 7.64 4.72 34.3 5400

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