BLDC MotorNuelectronics NBL outer rotor · Ø60 mm

NBL6038 (24 V)

Name: NBL6038 (24 V)
Brand: Nuelectronics (Jiangsu)

Ø60 mm outer-rotor BLDC, 24 V, about 106 W at 3740 rpm, 14 poles, peak efficiency 86 % — for EC fans and pumps.

Manufacturer datasheet: Nuelectronics (Jiangsu) · NBL6038 (24 V) ↗ (checked 2026-10-18)Maker profile & contacts →

Figures are copied from the maker’s published datasheet; curves are calculated from them. Confirm with the manufacturer before ordering. Not stated on the datasheet, estimated from it: length, shaft diameter, insulation class, IP rating.

Applications:Fans & Pumps Home Appliances

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How this motor is made

Full manufacturing overview: 70 mm Outer-rotor BLDC Motor →

Assembly steps: 12
Equipment types: 14
BOM lines: 13
PRD suppliers: 85

1. Stator lamination stamping & interlocking
2. Stator powder coating
3. Outer-stator winding
4. Terminal soldering
5. Stator in-process test
6. Trickle impregnation (optional)
7. Stator mounting & Hall board
8. Rotor cup assembly
9. Magnetizing
10. Rotor balancing
11. Final assembly
12. End-of-line test

Export certification: Low-voltage motor without electronics

Rated power: 118 W
Rated torque: 0.284 N·m
Rated speed: 3,959 rpm
Rated efficiency: 84.6 %

Performance curves

Right axis:

SpeedEfficiency (right axis)

Calculated with the linear DC-motor model (constant 24 V supply, ignoring resistance rise with temperature).

Full specifications

General

Motor type: BLDC Motor
Series: Nuelectronics NBL outer rotor
Frame / flange: Ø60 mm

Rated Values

Rated voltage: 24 V
Rated power: 118 W
Rated torque: 0.284 N·m
Rated speed: 3,959 rpm
Rated current: 5.8 A

Performance

Stall torque: 4.16 N·m
No-load speed: 4,248 rpm
Rated efficiency: 84.6 %
Peak efficiency: 84.6 %

Electrical

Torque constant Kt: 0.0536 N·m/A
Back-EMF constant Ke: 5.61 V/krpm
Resistance: 0.307 Ω
Inductance: 0.16 mH
No-load current: 0.5 A
Stall current: 78.2 A
Poles: 14
Electrical time constant: 0.521 ms
Mechanical time constant: 12.9 ms

Mechanical

Rotor inertia: 1,210 g·cm²
Body length: 38 mm
Shaft diameter: 5 mm
Weight: 0.46 kg
Power density: 256 W/kg
Insulation class: B
Protection: IP40

Compatible drivers

All drivers →

Drivers whose supply voltage covers this motor and whose continuous current is at least its rated current; drivers from the same maker first. Confirm Hall/encoder type and settings with the maker.

Model	Maker	Motor type	Supply	Cont. / peak current	Feedback
NU-BL3610-01	Nuelectronics	BLDC	12–36 V DC	10 A / 15 A	Hall sensors, Sensorless, Open loop, Closed loop
NU-BL5010-01	Nuelectronics	BLDC	18–50 V DC	10 A / 15 A	Hall sensors, Sensorless, Open loop, Closed loop
NU-BL3010-10	Nuelectronics	BLDC	12–30 V DC	10 A / 15 A	Sensorless, Open loop
NU-BL3010-11	Nuelectronics	BLDC	12–30 V DC	10 A / 15 A	Sensorless, Closed loop
NU-BL5010-02	Nuelectronics	BLDC, Servo	18–50 V DC	10 A	Hall sensors, Incremental encoder
NU-BL5020-01	Nuelectronics	BLDC	18–50 V DC	20 A / 25 A	Hall sensors, Sensorless, Open loop, Closed loop