Flashhobby BX1306 Brushless DC Motor 3100KV/4000KV, 12g 9N12P, 150mm Wire, NSK Bearing

Flashhobby

$59.00 USD

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Overview

Flashhobby BX1306 is a brushless DC motor offered in 3100KV and 4000KV versions. It is specified for 3–4 inch prop applications, with manufacturer test recommendations also listing 4–6 inch props depending on setup.

Key Features

Light weight: 12 g (including the cables)
Configuration: 9N12P
48SH magnets
NSK bearing
6061 aluminum bell
Motor cable: 26# wire, 150 mm
Mounting screw pattern: 9 x 9 mm (M2*4)

For compatibility questions (ESC, props, battery voltage), contact support@rcdrone.top.

Specifications

Mechanical

Motor size	18 x 15.1 mm
Stator diameter	13 mm
Stator height	6 mm
Shaft diameter	2.0 mm
Weight	12 g (including the cables)
Motor cable	26# wire, 150 mm
Mounting screw pattern	9 x 9 mm (M2*4)
Configuration	9N12P
Bearing	NSK bearing
Bell material	6061 aluminum bell
KV options	3100KV, 4000KV (or custom KV)

Motor drawing dimensions (as labeled)

Body diameter	Ø18
Front face diameter	Ø12
Body length	15.1
Shaft length	14
Shaft diameter	Ø2
Shaft thread	M5
Mounting holes	4-M2
Hex size (adapter)	10
Adapter thread	M6
Adapter outer diameter	Ø9.4
Adapter length	14
Adapter step	1.6

BX1306-3100KV motor specification

Max pull	339 g (3S/GF5040)
Input voltage	DC7.4-11.10V (1-2S)
Current	9.86 A
Suggested ESC	7A~12A
Maximum power	108.6 W
Suggested prop	4~6 inch prop

BX1306-4000KV motor specification

Max pull	395 g (3S/GF5040)
Input voltage	DC7.4-11.10V (1-2S)
Current	9.39 A
Suggested ESC	7A~12A
Maximum power	137.6 W
Suggested prop	4~6 inch prop

Performance Test Data

Item NO.	Prop	Throttle	Volts (V)	Amps (A)	Watts (W)	Thrust (g)	Efficiency (g/W)	Operating temperature (°C)
BX1306 3100kv	GF4045	50%	11.06	0.65	7.19	121	16.83	46°C
		60%	11.06	1.21	13.39	171	12.77
		70%	10.98	2.90	31.84	219	6.88
		80%	11.09	4.86	53.90	269	4.99
		90%	11.09	6.35	70.42	306	4.35
		100%	10.95	6.22	68.11	301	4.42
BX1306 3100kv	GF5040	50%	10.98	1.89	20.75	187	9.01	69.2°C
		60%	11.03	3.91	43.13	247	5.73
		70%	11.03	5.95	65.63	296	4.51
		80%	10.93	8.39	91.70	332	3.62
		90%	11.06	10.34	114.36	355	3.10
		100%	11.03	9.86	108.76	339	3.12
BX1306-3100kv	GF6040	50%	7.37	0.95	7.00	111	15.85	48.4°C
		60%	7.37	1.75	12.90	161	12.48
		70%	7.37	3.71	27.34	202	7.39
		80%	7.31	5.47	39.99	238	5.95
		90%	7.15	7.30	52.20	262	5.02
		100%	7.23	7.03	50.83	256	5.04
BX1306-4000kv	GF3028	50%	11.06	0.72	8.0	105	13.19	42°C
		60%	11.09	1.21	13.4	143	10.66
		70%	11.09	2.83	31.4	186	5.93
		80%	11.09	4.59	50.9	231	4.54
		90%	11.03	5.81	64.1	267	4.17
		100%	11.03	5.81	64.1	267	4.17
BX1306-4000kv	GF3028	50%	14.81	1.21	17.9	160	8.93	54.2°C
		60%	14.78	2.83	41.8	217	5.19
		70%	14.92	4.99	74.5	280	3.76
		80%	14.57	7.03	102.4	345	3.37
		90%	14.68	9.46	138.9	396	2.85
		100%	14.65	9.39	137.6	395	2.87

Wiring / Connection

Brushless ESC to motor: three phase wires labeled A / B / C
Battery connects to the ESC power leads
ESC connects to the receiver via a PWM input signal cable

Details

Flashhobby BX1306 3100KV 4000KV Brushless DC Motor

The Flashhobby BX1306 motor drawing provides key dimensions for mounting holes and overall fit when planning your build.

Flashhobby BX1306 brushless motors feature a compact black housing with visible copper windings and a protective top cap.

The Flashhobby BX1306 brushless motor features a compact black housing with visible copper windings and a tapered nose mount.

Flashhobby BX1306 brushless DC motors include prop nuts and a set of mounting screws for easier installation.

Flashhobby BX1306 brushless motor features a 9N12P design with 48SH magnets, NSK bearing, and a 150mm lead cable.

A brushless ESC wiring layout connects the battery and receiver PWM signal lead to the motor’s three phase wires (A, B, C).

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Flashhobby BX1306 Brushless DC Motor 3100KV/4000KV, 12g 9N12P, 150mm Wire, NSK Bearing