The B1230N2B series is a compact 12mm brushless DC motor with an inner rotor and slotless design for frictionless performance. Featuring sensorless operation, this motor delivers precise and efficient motion control, making it ideal for medical equipment and industrial automation. Various customization options are available, including shaft length, bearings, encoders, gear heads, and more.
| Parameter | Unit | B1230N2B28-115-12.0 | B1230N2B10-180-9.0 | B1230N2B15-180-3.7 |
|---|---|---|---|---|
| Voltage | V | 12.0 | 9 | 3.7 |
| Terminal resistance | Ω | 9 | 2.4 | 0.6 |
| No-load speed | rpm | 11500 | 18000 | 18000 |
| No-load current | A | 0.05 | 0.15 | 0.23 |
| Stall torque | mNm | 12.3 | 16.5 | 11.2 |
| Stall current | A | 1.4 | 3.8 | 6.2 |
| Nominal torque | mNm | 3.8 | 2.7 | 3 |
| Nominal speed | rpm | 6800 | 14100 | 12200 |
| Nominal current | A | 0.45 | 0.74 | 1.7 |
| Max. output power | W | 3.7 | 7.8 | 5.9 |
| Max. efficiency | % | 65 | 64 | 64 |
| Back-EMF constant | mV/rpm | 1 | 0.5 | 0.2 |
| Torque constant | mNm/A | 9.6 | 4.6 | 1.9 |
| KV Value | rpm/V | 960 | 2000 | 4860 |
| Speed/torque gradient | rpm/mNm | 930 | 1090 | 1430 |
| Rotor inertia | gcm² | 0.21 | 0.21 | 0.21 |
| Weight | g | 15 | 15 | 15 |
| Thermal resistance housing-ambient | K/W | 24 | 24 | 24 |
| Thermal resistance winding-housing | K/W | 4.5 | 4.5 | 4.5 |
| Thermal time constant motor | s | 240 | 240 | 240 |
| Thermal time constant winding | s | 2 | 2 | 2 |
| Operating temperature range | °C | -40~+100 | -40~+100 | -40~+100 |
| Thermal class of winding | °C | 155 | 155 | 155 |
| Axial play | mm | 0.012 | 0.012 | 0.012 |
| Radial play | mm | 0.008 | 0.008 | 0.008 |
| Axial load dynamic | N | 1 | 1 | 1 |
| Axial load static | N | 25 | 25 | 25 |
| Radial load at 3 mm from mounting face | N | 6.3 | 6.3 | 6.3 |
| No. of pole pairs | 1 | 1 | 1 | |
| Bearings | 2 ball bearings | 2 ball bearings | 2 ball bearings | |
| Commutation | 30 | 30 | 30 | |
| Protection class | IP | 30 | 30 | 30 |
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 | B1230N2B28-115-12.0 |
|---|---|---|
| Voltage | V | 12.0 |
| Terminal resistance | Ω | 9 |
| No-load speed | rpm | 11500 |
| No-load current | A | 0.05 |
| Stall torque | mNm | 12.3 |
| Stall current | A | 1.4 |
| Nominal torque | mNm | 3.8 |
| Nominal speed | rpm | 6800 |
| Nominal current | A | 0.45 |
| Max. output power | W | 3.7 |
| Max. efficiency | % | 65 |
| Back-EMF constant | mV/rpm | 1 |
| Torque constant | mNm/A | 9.6 |
| KV Value | rpm/V | 960 |
| Speed/torque gradient | rpm/mNm | 930 |
| Rotor inertia | gcm² | 0.21 |
| Weight | g | 15 |
| Thermal resistance housing-ambient | K/W | 24 |
| Thermal resistance winding-housing | K/W | 4.5 |
| Thermal time constant motor | s | 240 |
| Thermal time constant winding | s | 2 |
| Operating temperature range | °C | -40~+100 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 1 |
| Axial load static | N | 25 |
| Radial load at 3 mm from mounting face | N | 6.3 |
| No. of pole pairs | 1 | |
| Bearings | 2 ball bearings | |
| Commutation | 30 | |
| Protection class | IP | 30 |
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 | B1230N2B10-180-9.0 |
|---|---|---|
| Voltage | V | 9 |
| Terminal resistance | Ω | 2.4 |
| No-load speed | rpm | 18000 |
| No-load current | A | 0.15 |
| Stall torque | mNm | 16.5 |
| Stall current | A | 3.8 |
| Nominal torque | mNm | 2.7 |
| Nominal speed | rpm | 14100 |
| Nominal current | A | 0.74 |
| Max. output power | W | 7.8 |
| Max. efficiency | % | 64 |
| Back-EMF constant | mV/rpm | 0.5 |
| Torque constant | mNm/A | 4.6 |
| KV Value | rpm/V | 2000 |
| Speed/torque gradient | rpm/mNm | 1090 |
| Rotor inertia | gcm² | 0.21 |
| Weight | g | 15 |
| Thermal resistance housing-ambient | K/W | 24 |
| Thermal resistance winding-housing | K/W | 4.5 |
| Thermal time constant motor | s | 240 |
| Thermal time constant winding | s | 2 |
| Operating temperature range | °C | -40~+100 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 1 |
| Axial load static | N | 25 |
| Radial load at 3 mm from mounting face | N | 6.3 |
| No. of pole pairs | 1 | |
| Bearings | 2 ball bearings | |
| Commutation | 30 | |
| Protection class | IP | 30 |
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 | B1230N2B15-180-3.7 |
|---|---|---|
| Voltage | V | 3.7 |
| Terminal resistance | Ω | 0.6 |
| No-load speed | rpm | 18000 |
| No-load current | A | 0.23 |
| Stall torque | mNm | 11.2 |
| Stall current | A | 6.2 |
| Nominal torque | mNm | 3 |
| Nominal speed | rpm | 12200 |
| Nominal current | A | 1.7 |
| Max. output power | W | 5.9 |
| Max. efficiency | % | 64 |
| Back-EMF constant | mV/rpm | 0.2 |
| Torque constant | mNm/A | 1.9 |
| KV Value | rpm/V | 4860 |
| Speed/torque gradient | rpm/mNm | 1430 |
| Rotor inertia | gcm² | 0.21 |
| Weight | g | 15 |
| Thermal resistance housing-ambient | K/W | 24 |
| Thermal resistance winding-housing | K/W | 4.5 |
| Thermal time constant motor | s | 240 |
| Thermal time constant winding | s | 2 |
| Operating temperature range | °C | -40~+100 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 1 |
| Axial load static | N | 25 |
| Radial load at 3 mm from mounting face | N | 6.3 |
| No. of pole pairs | 1 | |
| Bearings | 2 ball bearings | |
| Commutation | 30 | |
| Protection class | IP | 30 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
