BO2828N2B

28mm outer rotor sensorless motor
Diameter: 27.7mm; Length: 29.5mm; Voltage: 12.0v, 24.0v, 36.0v; Max output power: 279 - 395W; Speed: 11200rpm; Rated torque: 120 - 157mNm.

Application: Drone, electric tools, automation equipment, smart home and other driving fields.
Customizable: Specifications, wires, shaft length, performance, bearings, gearbox, Hall sensors, encoders, driver

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Parameter Outline Drawing Characteristic Curve Download

Characteristics	UNIT	01-112-12.0	02-112-24.0	03-112-36.0
Voltage	V	12.0	24.0	36.0
Terminal resistance	Ω	0.09	0.38	0.81
No-load speed	rpm	11200	11200	11200
No-load current	A	0.63	0.32	0.2
Stall torque	mNm	1301	1289	1357
Stall current	A	127.7	64	44.3
Nominal torque	mNm	122.7	120	157
Nominal speed	rpm	7320	8750	8540
Nominal current	A	11.3	5.9	4.8
Max.output power	W	379	380	395
Max.efficiency	%	86.4	86.3	87.1
Back-EMF constant	mV/rpm	1.1	2.1	3.2
Torque constant	mNm/A	10.2	20.2	30.8
KV Value	rpm/V	928	470	309
Speed/torque gradient	rpm/mNm	8.6	8.7	8.2
Rotor inertia	gcm²	35	35	35
Weight	g	61	61	61