BLDC MotorMotion Control 60 low-voltage · 60 mm
SB40-30L4
400 W, 48 V ultra-short (71.5 mm) 60-frame low-voltage motor from Zhuhai Motion Control, used as an AGV and robot drive.
Manufacturer datasheet: Motion Control (Zhuhai) · SB40-30L4 ↗ (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, resistance, inductance, no-load current, shaft diameter, insulation class, IP rating.
How this motor is made
Full manufacturing overview: 57 mm Inner-rotor BLDC Motor →60 mm frame with a longer or shorter stack and its own winding; built with the same process as the 57 mm reference.
- 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
- 399 W
- Rated torque
- 1.27 N·m
- Rated speed
- 2,999 rpm
- Rated efficiency
- 69.6 %
Performance curves
Right axis:
SpeedEfficiency (right axis)
Calculated with the linear DC-motor model (constant 48 V supply, ignoring resistance rise with temperature).
Full specifications
General
- Motor type
- BLDC Motor
- Series
- Motion Control 60 low-voltage
- Frame / flange
- 60 mm
Rated Values
- Rated voltage
- 48 V
- Rated power
- 399 W
- Rated torque
- 1.27 N·m
- Rated speed
- 2,999 rpm
- Rated current
- 11.9 A
Performance
- Stall torque
- 4.79 N·m
- No-load speed
- 4,082 rpm
- Rated efficiency
- 69.6 %
- Peak efficiency
- 79.7 %
Electrical
- Torque constant Kt
- 0.111 N·m/A
- Back-EMF constant Ke
- 11.6 V/krpm
- Resistance
- 1.1 Ω
- Inductance
- 0.8 mH
- No-load current
- 0.5 A
- Stall current
- 43.6 A
- Poles
- 10
- Electrical time constant
- 0.727 ms
- Mechanical time constant
- 2.16 ms
Mechanical
- Rotor inertia
- 242 g·cm²
- Body length
- 71.5 mm
- Shaft diameter
- 14 mm
- Weight
- 1.2 kg
- Power density
- 332 W/kg
- 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.
| Model | Maker | Motor type | Supply | Cont. / peak current | Feedback |
|---|---|---|---|---|---|
| BLDA0401A1 | Motion Control | BLDC | 12–55 V DC | 18 A | |
| PSDB-4031A1 | Motion Control | BLDC | 12–55 V DC | 18 A | |
| APD-12D80-CALTE | TechServo | BLDC, Servo, DC | 20–90 V DC | 12 A / 36 A | Incremental encoder, Hall sensors, Sensorless |
| APS-12D80-RALTE | TechServo | BLDC, Servo, DC | 18–80 V DC | 12 A / 36 A | Incremental encoder, Hall sensors, Sensorless |
| ZM-BL4815F | Zeming | BLDC | 18–50 V DC | 15 A | Hall sensors, Sensorless |
| DBL-15RS | Mayi Motor | BLDC | 18–60 V DC | 15 A | Hall sensors |
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