

The PANASONIC SERVO MOTOR MINAS A6 400W MSMF042L1U2M is a state-of-the-art low-inertia AC servo motor designed for applications requiring exceptional dynamic response and precision. This 400-watt motor features a 23-bit absolute encoder, ensuring zero-loss position feedback even after power loss, making it ideal for high-cycle automation tasks. The MSMF042L1U2M model delivers a rated speed of 3000 RPM and a maximum speed of 6000 RPM, with a rated torque of 1.27 N·m and a peak torque of 3.82 N·m. Its compact 60 mm frame size and IP67-rated construction (with oil seal) provide robust performance in dusty or wet industrial environments. Engineered with PANASONIC’s advanced magnetic design, this motor offers low cogging torque and smooth rotation at low speeds, perfect for precision stages and robotic joints. Below are the detailed technical specifications.
| Parameter | Specification |
|---|---|
| Model Number | MSMF042L1U2M |
| Series | MINAS A6 |
| Motor Type | Low Inertia, AC Servo Motor |
| Rated Output Power | 400 W (0.4 kW) |
| Rated Torque | 1.27 N·m |
| Peak Torque | 3.82 N·m |
| Rated Speed | 3000 RPM |
| Maximum Speed | 6000 RPM |
| Rotor Inertia | 0.29 × 10⁻⁴ kg·m² |
| Power Rate | 5.59 kW/s |
| Encoder Type | 23-bit Absolute Encoder (8,388,608 pulses/rev) |
| Encoder Resolution | 23-bit (8388608 counts/rev) |
| Feedback Protocol | Serial (BiSS-C compatible) |
| Motor Frame Size | 60 mm square flange (IEC 60) |
| Shaft Type | Keyed Shaft with Oil Seal |
| Shaft Diameter | 14 mm (with flat) |
| Shaft Extension Length | 30 mm |
| Protection Class | IP67 (with oil seal) |
| Insulation Class | Class B (130°C) |
| Brake Option | Without Brake (Standard Models) |
| Power Connector | Round connector (4-pin, 2-pin for brake if equipped) |
| Encoder Connector | Standard 10-pin connector |
| Operating Ambient Temperature | 0°C to 40°C |
| Operating Ambient Humidity | 20% to 80% RH (non-condensing) |
| Vibration Resistance | 5.9 m/s² (0.6 G) at 10–55 Hz |
| Weight | Approx. 1.6 kg |
| Compatible Drive | PANASONIC MINAS A6 Series (e.g., MBDLN25SE, MCDLN35SE for AC Models) |
| Mounting Orientation | Horizontal (vertical with derating) |
| Standards Compliance | CE, UL, RoHS |

What Does Our Clients Say
Mitsubishi MR-J4
Laura Navas
Great product!
2019/12/01
Keyence sensor
EQDR SALES
Original and fast!
2020/02/22