The BH1659NH2B is a 16mm slotless, inner rotor BLDC motor with integrated sensors, engineered for high efficiency and precision motion. Ideal for demanding applications in industrial automation, robotics, medical devices, and electrical tools, this compact motor offers customizable options such as shaft length, special coils, gear heads, encoders, and hall-sensors to meet diverse project requirements.
| Parameter | Unit | BH1659NH2B01-510-24.0 | BH1659NH2B02-425-32.0 | BH1659NH2B03-560-48.0 |
|---|---|---|---|---|
| Voltage | V | 24.0 | 32.0 | 48.0 |
| Terminal resistance | Ω | 0.5 | 1.42 | 1.52 |
| No-load speed | rpm | 51000 | 42500 | 56000 |
| No-load current | A | 0.2 | 0.12 | 0.15 |
| Stall torque | mNm | 213.9 | 160 | 256 |
| Stall current | A | 48 | 22.5 | 31.6 |
| Nominal torque | mNm | 14 | 17 | 13 |
| Nominal speed | rpm | 47700 | 38000 | 53200 |
| Nominal current | A | 3.3 | 2.5 | 1.7 |
| Max. output power | W | 285 | 178 | 375 |
| Max. efficiency | % | 87 | 86 | 86 |
| Back-EMF constant | mV/rpm | 0.469 | 0.749 | 0.853 |
| Torque constant | mNm/A | 4.5 | 7.1 | 8.1 |
| KV Value | rpm/V | 2125 | 1888 | 1166 |
| Speed/torque gradient | rpm/mNm | 238 | 266 | 219 |
| Rotor inertia | gcm² | 1.59 | 1.59 | 1.59 |
| Weight | g | 85 | 85 | 85 |
| Thermal resistance housing-ambient | K/W | 15.3 | 15.3 | 15.3 |
| Thermal resistance winding-housing | K/W | 3.4 | 3.4 | 3.4 |
| Thermal time constant motor | s | 362 | 362 | 362 |
| Thermal time constant winding | s | 233 | 233 | 233 |
| Operating temperature range | °C | -40~+120 | -40~+120 | -40~+120 |
| 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 | 1.5 | 1.5 | 1.5 |
| Axial load static | N | 60 | 60 | 60 |
| Radial load at 3 mm from mounting face | N | 10 | 10 | 10 |
| No. of pole pairs | 1 | 1 | 1 | |
| Bearings | 2 ball bearings | 2 ball bearings | 2 ball bearings | |
| Commutation | Hall Sensor | Hall Sensor | Hall Sensor | |
| Protection class | IP | 40 | 40 | 40 |
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 | BH1659NH2B01-510-24.0 |
|---|---|---|
| Voltage | V | 24.0 |
| Terminal resistance | Ω | 0.5 |
| No-load speed | rpm | 51000 |
| No-load current | A | 0.2 |
| Stall torque | mNm | 213.9 |
| Stall current | A | 48 |
| Nominal torque | mNm | 14 |
| Nominal speed | rpm | 47700 |
| Nominal current | A | 3.3 |
| Max. output power | W | 285 |
| Max. efficiency | % | 87 |
| Back-EMF constant | mV/rpm | 0.469 |
| Torque constant | mNm/A | 4.5 |
| KV Value | rpm/V | 2125 |
| Speed/torque gradient | rpm/mNm | 238 |
| Rotor inertia | gcm² | 1.59 |
| Weight | g | 85 |
| Thermal resistance housing-ambient | K/W | 15.3 |
| Thermal resistance winding-housing | K/W | 3.4 |
| Thermal time constant motor | s | 362 |
| Thermal time constant winding | s | 233 |
| Operating temperature range | °C | -40~+120 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 1.5 |
| Axial load static | N | 60 |
| Radial load at 3 mm from mounting face | N | 10 |
| No. of pole pairs | 1 | |
| Bearings | 2 ball bearings | |
| Commutation | Hall Sensor | |
| Protection class | IP | 40 |
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 | BH1659NH2B02-425-32.0 |
|---|---|---|
| Voltage | V | 32.0 |
| Terminal resistance | Ω | 1.42 |
| No-load speed | rpm | 42500 |
| No-load current | A | 0.12 |
| Stall torque | mNm | 160 |
| Stall current | A | 22.5 |
| Nominal torque | mNm | 17 |
| Nominal speed | rpm | 38000 |
| Nominal current | A | 2.5 |
| Max. output power | W | 178 |
| Max. efficiency | % | 86 |
| Back-EMF constant | mV/rpm | 0.749 |
| Torque constant | mNm/A | 7.1 |
| KV Value | rpm/V | 1888 |
| Speed/torque gradient | rpm/mNm | 266 |
| Rotor inertia | gcm² | 1.59 |
| Weight | g | 85 |
| Thermal resistance housing-ambient | K/W | 15.3 |
| Thermal resistance winding-housing | K/W | 3.4 |
| Thermal time constant motor | s | 362 |
| Thermal time constant winding | s | 233 |
| Operating temperature range | °C | -40~+120 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 1.5 |
| Axial load static | N | 60 |
| Radial load at 3 mm from mounting face | N | 10 |
| No. of pole pairs | 1 | |
| Bearings | 2 ball bearings | |
| Commutation | Hall Sensor | |
| Protection class | IP | 40 |
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 | BH1659NH2B03-560-48.0 |
|---|---|---|
| Voltage | V | 48.0 |
| Terminal resistance | Ω | 1.52 |
| No-load speed | rpm | 56000 |
| No-load current | A | 0.15 |
| Stall torque | mNm | 256 |
| Stall current | A | 31.6 |
| Nominal torque | mNm | 13 |
| Nominal speed | rpm | 53200 |
| Nominal current | A | 1.7 |
| Max. output power | W | 375 |
| Max. efficiency | % | 86 |
| Back-EMF constant | mV/rpm | 0.853 |
| Torque constant | mNm/A | 8.1 |
| KV Value | rpm/V | 1166 |
| Speed/torque gradient | rpm/mNm | 219 |
| Rotor inertia | gcm² | 1.59 |
| Weight | g | 85 |
| Thermal resistance housing-ambient | K/W | 15.3 |
| Thermal resistance winding-housing | K/W | 3.4 |
| Thermal time constant motor | s | 362 |
| Thermal time constant winding | s | 233 |
| Operating temperature range | °C | -40~+120 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 1.5 |
| Axial load static | N | 60 |
| Radial load at 3 mm from mounting face | N | 10 |
| No. of pole pairs | 1 | |
| Bearings | 2 ball bearings | |
| Commutation | Hall Sensor | |
| Protection class | IP | 40 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
