ClassA Motor
BLDC MotorZeming T42BL integrated BLDC motor · 42 mm

T42BL4024

27 W, 24 V 42 mm BLDC motor with built-in driver from Zeming: 0.063 N·m rated at 4000 rpm.

Manufacturer datasheet: Zeming · T42BL4024 ↗ (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: no-load current, resistance (fitted to the rated point), inductance, weight, insulation class, IP rating.

Applications:Industrial AutomationAGV & Robotics3D Printing & CNC
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How this motor is made

Full manufacturing overview: 57 mm Integrated BLDC Motor (built-in driver) →

42 mm frame; built with the same process as the 57 mm integrated reference series.

Assembly steps
12
Equipment types
16
BOM lines
14
PRD suppliers
99
  1. 1. Lamination stamping & interlocking
  2. 2. Stator insulation
  3. 3. Winding
  4. 4. Terminal connection
  5. 5. Stator in-process test
  6. 6. Impregnation & curing
  7. 7. Rotor assembly
  8. 8. Magnetizing
  9. 9. Rotor balancing
  10. 10. Driver integration
  11. 11. Final assembly
  12. 12. End-of-line test

Export certification: Low-voltage motor with integrated driver

Rated power
23.8 W
Rated torque
0.063 N·m
Rated speed
3,614 rpm
Rated efficiency
52.3 %

Performance curves

Right axis:
02,0004,0006,0008,00002040608000.050.10.15Torque (N·m)Speed (rpm)Efficiency (%)Rated point
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
Zeming T42BL integrated BLDC motor
Frame / flange
42 mm

Rated Values

Rated voltage
24 V
Rated power
23.8 W
Rated torque
0.063 N·m
Rated speed
3,614 rpm
Rated current
1.9 A

Performance

Stall torque
0.145 N·m
No-load speed
6,394 rpm
Rated efficiency
52.3 %
Peak efficiency
71.6 %

Electrical

Torque constant Kt
0.035 N·m/A
Back-EMF constant Ke
3.67 V/krpm
Resistance
5.66 Ω
Inductance
8.49 mH
No-load current
0.1 A
Stall current
4.24 A
Poles
8
Electrical time constant
1.5 ms
Mechanical time constant
24 ms

Mechanical

Rotor inertia
52 g·cm²
Weight
0.27 kg
Power density
88.3 W/kg
Insulation class
B
Protection
IP54

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.

ModelMakerMotor typeSupplyCont. / peak currentFeedback
ZM-BL4810FZemingBLDC18–50 V DC10 AHall sensors, Sensorless
ZM-BL48D10ZemingBLDC18–50 V DC10 AHall sensors, Sensorless
ZM-BL4810KZemingBLDC18–50 V DC10 AHall sensors, Sensorless
ZM-BL4815FZemingBLDC18–50 V DC15 AHall sensors, Sensorless
ZM-BL48Z18SZemingBLDC24–48 V DC18 AHall sensors
ZM-BL24Z30SZemingBLDC18–32 V DC30 AHall sensors, Sensorless

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