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Multi-Rotor Motors

BGS-H126 12KV 85KV Professional UAV Motor for External Rotor Drone Systems

Product Number:H126

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The 126 series multirotor drone motors are ultra heavy-duty brushless DC external rotor motors, designed for extreme heavy-lift UAV platforms and specialized industrial applications. With a stator diameter of approximately 126 mm, these motors deliver maximum torque, ultra-high thrust, and unmatched power output, making them ideal for the most demanding drone systems in the market.

Motor dimensions
120.2*55mm
Number of slots
36N40P
Copper wire grade
200℃
Shaft diameter
/
Motor weight
1280g
Service life
＞1000h

Basic Data

Model	KV Value	Maximum Power	Maximum Current	Pull	Efficiency	Propeller	Battery Lipo Cells	ESC
BGS-H126	KV	W	A	g	g/W	/	S	A
	12	7785	17.3	33990	4.3661	34"	120S	20
	85	7165.32	142	35190	4.9112	43"	14S	150
	70	7884	146	41622	5.2793	48"	14S	200

test data

Model	Accelerator	Voltage	Pulling Force	Torque	Current	Speed	Power	Efficiency	Motor Temperature
BGS-H126 KV12	%	V	g	N.m	A	rpm	W	g/W	℃
	50%	450	11948	5.4084	3.7	2940	1665	7.176	78
	55%	450	14008	6.2182	4.5	3110	2025	6.9175
	60%	450	15038	6.8131	5.2	3280	2340	6.4265
	65%	450	16995	7.6875	6.2	3470	2790	6.0914
	70%	450	19776	8.8715	7.7	3730	3465	5.7074
	75%	450	22866	10.0603	9.2	3930	4140	5.5232
	80%	450	24926	11.3147	10.9	4140	4905	5.0818
	90%	450	30385	13.8507	14.6	4530	6570	4.6248
	100%	450	33990	15.7514	17.3	4720	7785	4.3661