22 mm Slotless Brushless DC Motor
Compact 22 mm brushless DC motor designed for high-speed rotary motion applications requiring Hall sensor feedback, smooth speed control, and efficient torque output.
The 22ZWC48L-1 provides 19.9 W rated power, 0.019 N·m rated torque, and no-load speed up to 12,000 RPM.
Motor Characteristics
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| Specification | Unit | 22ZWC48L-1 |
|---|---|---|
| Body Length (LT) | mm | 47±0.5 |
| Pole Pairs | - | 2 |
| Terminal Resistance, Phase-Phase | Ω | 3.053 |
| Terminal Inductance, Phase-Phase | mH | 0.54 |
| Winding Connection Method | - | Star Shape |
| Insulation Class | - | B |
| Duty Type | - | S2 |
| Feedback Method | - | Hall Sensors |
| Commutation Angle | - | 120° |
| Insulation Strength | - | 500VAC/1KHz/1mA/1s |
| Insulation Resistance | - | 100 MOhm 20C |
| Weight | g | 67.7 |
| Rated Voltage | V | 24 |
| Rated Power | W | 19.9 |
| Rated Torque | N·m | 0.019 |
| Rated Speed | RPM | 10000 |
| Rated Current | A | 1.2 |
| No Load Speed | RPM | 12000 |
| No Load Current | A | 0.24 |
| Motor Efficiency | % | 70 |
| Cogging Torque | mN·m | 3.42 |
| Noise | dB | <50 |
| Enclosure-Ambient Thermal Resistance | K/W | 0.85 |
| Ambient Temperature | ℃ | 25 |
| Maximum Winding Temperature | ℃ | 75 |
| Torque Constant | N·m/A | 0.016 |
| Back-EMF Constant / Effective Value | V/Krpm | 1.67 |
| Peak Torque | N·m | 0.057 |
| Peak Current | A | 3.6 |
| Rotor Inertia | g·cm² | 1.1 |
Dimensional Drawing
Torque Performance Curve
Lead Wire Configuration
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| Lead-Out Type | Lead-Out Color | Function |
|---|---|---|
| UL3265 AWG26 | Gray | Hall U (Hu) |
| UL3265 AWG26 | White | Hall V (Hv) |
| UL3265 AWG26 | Brown | Hall W (Hw) |
| UL3265 AWG26 | Red | Hall Power Supply Positive (Vcc) |
| UL3265 AWG26 | Black | Hall Power Supply Negative (GND) |
| UL3265 AWG22 | Yellow | U Phase |
| UL3265 AWG22 | Green | V Phase |
| UL3265 AWG22 | Blue | W Phase |
Customization Options
Gearbox Integration
Precision planetary gearbox and silent gearbox options can help increase output torque or reduce speed.
Encoder Feedback
Add incremental encoder feedback for improved speed control, positioning feedback, and closed-loop performance.
Shaft Modifications
Customize shaft length, flats, diameter, or mounting features to support compact mechanical integration.
Lead Wire & Connector Options
Modify wire length, routing, connectors, or cable assemblies to simplify installation and reduce assembly time.
Downloads
Part Number Builder
22 mm motor diameter
Brushless DC motor series
48 mm body length designation
Motor configuration designation
Standard version identifier
Hall sensor feedback is standard
Rated voltage
Winding, shaft, cable, connector, gearbox, and encoder options may be customized.