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T-MOTOR MN4012 Navigator Type UAV Multi-Motor KV400 4-8S

T-MOTOR MN4012 KV400 Navigator Series Brushless Motor

The T-MOTOR MN4012 KV400 is a high-quality, smooth-running brushless motor from the renowned Navigator Series, purpose-built for reliable performance in aerial photography drones, multirotors, VTOL aircraft, and fixed-wing UAVs. Its custom assembly methods and premium components ensure the dependability required for professional aerial platforms.

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Top highlights

Oversized precision ball bearings deliver ultra-smooth low-speed performance critical for stabilized aerial imaging.
Flexible mounting hole pattern fits various frame types; includes both M6 and M8 knurled prop adapters.
Optimized electromagnetic design maximizes efficiency for longer mission times.
High-strength construction with super balance for consistent, vibration-free performance.

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Technical Drawing

Specification

Test Item	MN4012 KV340	Report NO.	MN.00022
Internal Resistance	133mΩ	Configuration	18N24P
Shaft Diameter	4mm	Motor Dimensions	Φ44.7×32.5mm
Stator Diameter	40mm	Stator Height	12mm
AWG	18#	Cable Length	600mm
Weight Including Cables	155g	Weight Excluding Cables	134g
No.of Cells(Lipo)	4-8S	Idle Current@10v	0.9A
Max Power (180S)	660W	Max Continuous Current 180S	22A

Test Item	MN4012 KV400	Report NO.	MN.00023
Internal Resistance	75mΩ	Configuration	18N24P
Shaft Diameter	4mm	Motor Dimensions	Φ44.7×32.5mm
Stator Diameter	40mm	Stator Height	12mm
AWG	18#	Cable Length	600mm
Weight Including Cables	155g	Weight Excluding Cables	134g
No.of Cells(Lipo)	4-8S	Idle Current@10v	1.0A
Max Power (180S)	750W	Max Continuous Current 180S	25A

Test Item	MN4012 KV480	Report NO.	MN.00024
Internal Resistance	57mΩ	Configuration	18N24P
Shaft Diameter	4mm	Motor Dimensions	Φ44.7×32.5mm
Stator Diameter	40mm	Stator Height	12mm
AWG	18#	Cable Length	600mm
Weight Including Cables	155g	Weight Excluding Cables	134g
No.of Cells(Lipo)	4-8S	Idle Current@10v	1.3A
Max Power (180S)	870W	Max Continuous Current 180S	29A

Test Data

Item No.	Voltage (V)	Prop	Throttle	Current (A)	Power (W)	Thrust (G)	RPM	Efficiency (G/W)	Operating Temperature (℃)
MN4012 KV340	22.2	T-MOTOR 14*4.8CF	50%	2.9	64.38	650	3950	10.10	47
			65%	4.4	97.68	860	4500	8.80
			75%	5.9	130.98	1090	5100	8.32
			85%	7.6	168.72	1330	5600	7.88
			100%	9	199.80	1530	6000	7.66
		T-MOTOR 15*5CF	50%	3.4	75.48	790	3600	10.47	50
			65%	5.4	119.88	1110	4400	9.26
			75%	7.2	159.84	1360	5100	8.51
			85%	9.6	213.12	1670	5400	7.84
			100%	11.4	253.08	1920	5700	7.59
		T-MOTOR 16*5.4	50%	3.7	82.14	910	3400	11.08	54
			65%	6.2	137.64	1330	4200	9.66
			75%	8.4	186.48	1620	4700	8.69
			85%	11.3	250.86	1960	5100	7.81
			100%	13.4	297.48	2220	5400	7.46
Notes:The test condition of temperature is motor surface temperature at 100% throttle while the motor run 10min.
MN4012 KV400	22.2	T-MOTOR 13*4.4CF	50%	3.7	82.14	740	4900	9.01	50
			65%	4.8	106.56	850	5650	7.98
			75%	6	133.20	1040	6000	7.81
			85%	7.9	175.38	1260	6700	7.18
			100%	9.4	208.68	1450	7150	6.95
		T-MOTOR 14*4.8CF	50%	4.2	93.24	870	4500	9.33	52
			65%	6.4	142.08	1150	5300	8.09
			75%	8.2	182.04	1420	5700	7.80
			85%	10.9	241.98	1720	6300	7.11
			100%	13.1	290.82	1960	6700	6.74
		T-MOTOR 15*5CF	50%	4.8	106.56	1010	4000	9.48	54
			65%	7.9	175.38	1410	5000	8.04
			75%	10.4	230.88	1730	5400	7.49
			85%	13.4	297.48	2090	6000	7.03
			100%	16.2	359.64	2370	6300	6.59
Notes:The test condition of temperature is motor surface temperature at 100% throttle while the motor run 10min.
MN4012 KV480	14.8	T-MOTOR 14*4.8CF	50%	4.3	63.64	580	3900	9.11	49
			65%	5.7	84.36	780	4500	9.25
			75%	7.4	109.52	980	4900	8.95
			85%	9.8	145.04	1200	5500	8.27
			100%	11.8	174.64	1400	5800	8.02
		T-MOTOR 15*5CF	50%	4.5	66.60	660	3600	9.91	49
			65%	6.8	100.64	900	4200	8.94
			75%	8.9	131.72	1100	4700	8.35
			85%	11.7	173.16	1380	5250	7.97
			100%	14.6	216.08	1600	5600	7.40
		T-MOTOR 16*5.4CF	50%	4.7	69.56	700	3300	10.06	50
			65%	7.8	115.44	1060	4000	9.18
			75%	10.5	155.40	1310	4500	8.43
			85%	14	207.20	1620	5000	7.82
			100%	16.9	250.12	1860	5400	7.44
	22.2	T-MOTOR 13*4.4CF	50%	5.7	126.54	900	5900	7.11	52
			65%	7.7	170.94	1200	6700	7.02
			75%	9.6	213.12	1400	7300	6.57
			85%	13	288.60	1800	8000	6.24
			100%	15.4	341.88	2000	8600	5.85
		T-MOTOR 14*4.8CF	50%	7	155.40	1170	5500	7.53	60
			65%	10	222.00	1530	6200	6.89
			75%	13.4	297.48	1860	6800	6.25
			85%	17.6	390.72	2300	7500	5.89
			100%	21.3	472.86	2600	8000	5.50
Notes:The test condition of temperature is motor surface temperature at 100% throttle while the motor run 10min.

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