The L0412N3M series is a 4mm diameter micro coreless motor featuring precious metal brushes, fast response, ultra-lightweight construction (0.7–0.8g), and high rotational speeds up to 65,000 rpm. With a voltage range of 3.4–3.7V, it is ideally suited for mini UAVs, remote control hobby products, and compact household appliances. Custom shaft lengths, coils, and gearheads are available.
| Parameter | Unit | L0412N3M71-680-3.7 | L0412N3M65-650-3.4 | L0412N3M60-600-3.4 |
|---|---|---|---|---|
| Voltage | V | 3.7 | 3.4 | 3.4 |
| Terminal resistance | Ω | 7 | 8.3 | 8.7 |
| No-load speed | rpm | 63000 | 65000 | 60000 |
| No-load current | mA | 60 | 55 | 50 |
| Stall torque | mNm | 0.23 | 0.15 | 0.16 |
| Stall current | mA | 529 | 410 | 391 |
| Load torque | mNm | 0.03 | 0.03 | 0.03 |
| Load speed | rpm | 54890 | 52250 | 48820 |
| Load current | mA | 120 | 120 | 110 |
| Max. output power | W | 0.38 | 0.26 | 0.25 |
| Max. efficiency | % | 44 | 40.1 | 41.3 |
| Back-EMF constant | mV/rpm | 0.05 | 0.05 | 0.05 |
| Torque constant | mNm/A | 0.5 | 0.43 | 0.47 |
| Speed/torque gradient | rpm/mNm | 270386 | 424837 | 372671 |
| Rotor inertia | gcm² | 0.005 | 0.005 | 0.005 |
| Weight | g | 0.8 | 0.8 | 0.7 |
| Operating temperature range | °C | -20~+65 | -20~+65 | -20~+65 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | L0412N3M71-680-3.7 |
|---|---|---|
| Voltage | V | 3.7 |
| Terminal resistance | Ω | 7 |
| No-load speed | rpm | 63000 |
| No-load current | mA | 60 |
| Stall torque | mNm | 0.23 |
| Stall current | mA | 529 |
| Load torque | mNm | 0.03 |
| Load speed | rpm | 54890 |
| Load current | mA | 120 |
| Max. output power | W | 0.38 |
| Max. efficiency | % | 44 |
| Back-EMF constant | mV/rpm | 0.05 |
| Torque constant | mNm/A | 0.5 |
| Speed/torque gradient | rpm/mNm | 270386 |
| Rotor inertia | gcm² | 0.005 |
| Weight | g | 0.8 |
| Operating temperature range | °C | -20~+65 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | L0412N3M65-650-3.4 |
|---|---|---|
| Voltage | V | 3.4 |
| Terminal resistance | Ω | 8.3 |
| No-load speed | rpm | 65000 |
| No-load current | mA | 55 |
| Stall torque | mNm | 0.15 |
| Stall current | mA | 410 |
| Load torque | mNm | 0.03 |
| Load speed | rpm | 52250 |
| Load current | mA | 120 |
| Max. output power | W | 0.26 |
| Max. efficiency | % | 40.1 |
| Back-EMF constant | mV/rpm | 0.05 |
| Torque constant | mNm/A | 0.43 |
| Speed/torque gradient | rpm/mNm | 424837 |
| Rotor inertia | gcm² | 0.005 |
| Weight | g | 0.8 |
| Operating temperature range | °C | -20~+65 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | L0412N3M60-600-3.4 |
|---|---|---|
| Voltage | V | 3.4 |
| Terminal resistance | Ω | 8.7 |
| No-load speed | rpm | 60000 |
| No-load current | mA | 50 |
| Stall torque | mNm | 0.16 |
| Stall current | mA | 391 |
| Load torque | mNm | 0.03 |
| Load speed | rpm | 48820 |
| Load current | mA | 110 |
| Max. output power | W | 0.25 |
| Max. efficiency | % | 41.3 |
| Back-EMF constant | mV/rpm | 0.05 |
| Torque constant | mNm/A | 0.47 |
| Speed/torque gradient | rpm/mNm | 372671 |
| Rotor inertia | gcm² | 0.005 |
| Weight | g | 0.7 |
| Operating temperature range | °C | -20~+65 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
