BLDC MotorNuelectronics NBL4522 flat EC motor · Ø45 mm

1004002203

Name: 1004002203
Brand: Nuelectronics

49.7 W, 18 V Ø45 mm BLDC motor from Nuelectronics: 0.0952 N·m rated at 5220 rpm.

Manufacturer datasheet: Nuelectronics · 1004002203 ↗ (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: torque constant (fitted to the rated point), insulation class, IP rating.

Applications:AGV & Robotics Medical Industrial Automation

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How this motor is made

Full manufacturing overview: 57 mm Inner-rotor BLDC Motor →

Ø45 mm frame; built with the same process as the 57 mm inner-rotor reference series.

Assembly steps: 11
Equipment types: 14
BOM lines: 13
PRD suppliers: 88

1. Lamination stamping & interlocking
2. Stator insulation
3. Winding
4. Terminal connection
5. Stator in-process test
6. Impregnation & curing
7. Rotor assembly
8. Magnetizing
9. Rotor balancing
10. Final assembly
11. End-of-line test

Export certification: Low-voltage motor without electronics

Rated power: 52 W
Rated torque: 0.0952 N·m
Rated speed: 5,220 rpm
Rated efficiency: 82.6 %

Performance curves

Right axis:

SpeedEfficiency (right axis)

Calculated with the linear DC-motor model (constant 18 V supply, ignoring resistance rise with temperature).

Full specifications

General

Motor type: BLDC Motor
Series: Nuelectronics NBL4522 flat EC motor
Frame / flange: Ø45 mm

Rated Values

Rated voltage: 18 V
Rated power: 52 W
Rated torque: 0.0952 N·m
Rated speed: 5,220 rpm
Rated current: 3.5 A

Performance

Stall torque: 1.16 N·m
No-load speed: 5,689 rpm
Rated efficiency: 82.6 %
Peak efficiency: 82.6 %

Electrical

Torque constant Kt: 0.03 N·m/A
Back-EMF constant Ke: 3.14 V/krpm
Resistance: 0.463 Ω
Inductance: 0.17 mH
No-load current: 0.323 A
Stall current: 38.9 A
Poles: 16
Electrical time constant: 0.367 ms
Mechanical time constant: 6.96 ms

Mechanical

Rotor inertia: 135 g·cm²
Body length: 22 mm
Weight: 0.11 kg
Power density: 473 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