Small Bone Gearmotor (B0912N4023)

0912N4023 SMS Gearmotor for Small Bone Surgical Tools

B0912N4023 Autoclavable Slotted Brushless DC Gearmotor

Small Bone Gearmotor (B0912N4023)

The Small Bone Gearmotor (9.6V - 1.1K RPM), a Size 9 Brushless DC slotted motor, provides optimal torque and speed for drilling or sawing applications in extremity surgery, such as of the wrist or ankle. Portescap miniature motors for surgical applications are designed for high reliability in autoclave environments.

Product Highlights

  • Optimized for use in powered surgical devices
  • Designed for applications requiring 1,000+ sterilization cycles
  • High torque, high speed design optimized for small bone / extremity surgery
  • Low vibration
  • High efficiency
  • Small size enables improved tool ergonomics
  • Includes 35:1 sterilizable planetary gearhead
  • Designed for 9.6V supply voltage - can be used at other voltages to achieve desired performance
Part Number B0912N4023
Motor Diameter (in) 0.872
Motor Diameter (mm) 22.15
Standards Met RoHS Compliant
Axial Static Force w/o Shaft Support, Max (lbs) 64.5
Axial Static Force w/o Shaft Support, Max (N) 286.91
Back EMF Constant (V/1000 rpm) 8.75
Continuous Mechanical Power, Max (@25°C) (W) 90.3
Electrical Time Constant (ms) 0.23
Hall Sensor Electrical Phasing (electrical °) 60
Inductance - Phase to Phase (mH) 0.009
Line to Line Resistance (Ohm) 0.04
Mechanical Time Constant (ms) 2.63
Motor Constant (mNm/W½) 11.84
Motor Constant (oz-in/W½) 1.68
Motor Regulation (10³/Nms) 8.73
No-Load Current, Typical (mA) 1300
No-Load Speed (rpm) 1104
Nominal Voltage (V) 9.6
Optimization Direction Bidirectional
Thermal Time Constant (s) 950
Torque Constant (mNm/A) 67.69
Torque Constant (oz-in/A) 9.59
Weight (g) 214
Weight (oz) 7.55
Winding Temperature, Max (°C) 155
Winding Temperature, Max (°F) 311
Ambient Temperature (°C) 155
Ambient Temperature (°F) 311
Autoclave Cycles 1000
Continuous Stall Current (A) 14.48
Continuous Stall Torque (mNm) 833
Continuous Stall Torque (oz-in) 118
Peak Torque (mNm) 16007
Peak Torque (oz-in) 2266
Radial Static Force w/o Shaft Support, Max (lbs) 47.3
Radial Static Force w/o Shaft Support, Max (N) 210.3
Ratio 35:1
Thermal Resistance (Slotted) (°C/W) 10
Feedback Type Hall Sensors