16G88

16G88 Brush DC High Efficiency Electric Motor

16G88

With a design combining high power density and precious metal commutation, this coreless DC motor can deliver a torque greater than 5 mNm continuously, reaching up to 80% efficiency while maintaining a long lifetime.

Product Highlights

  • Ironless construction
  • Neodymium magnet for high performance
  • High power density package
  • Precious metal commutation
  • Long brush life
  • Compact design
  • Winding possibilities
  • REE windings to reduce electro erosion

Customization Available

  • Cable or terminal outputs
  • Coil modifications - resistance and inductance
  • Custom shafts - flats, knurling, diameter, length
  • EMI filter in motor end caps
  • Sleeve or ball bearings

Part Number 16G88-205E.1 16G88-210E.1 16G88-211E.1 16G88-213E.1 16G88-214E.1 16G88-220P.1
Motor Diameter (in) 0.63 0.63 0.63 0.63 0.63 0.63
Motor Diameter (mm) 16 16 16 16 16 16
Shaft Play - Axial (in) 0.0059 0.0059 0.0059 0.0059 0.0059 0.0059
Shaft Play - Axial (mm) 0.15 0.15 0.15 0.15 0.15 0.15
Shaft Play - Radial (in) 0.0012 0.0012 0.0012 0.0012 0.0012 0.0012
Shaft Play - Radial (mm) <0.03 <0.03 <0.03 <0.03 <0.03 <0.03
Back EMF Constant (V/1000 rpm) 3.9 1.65 1.37 1.12 0.86 0.27
Continuous Current, Max (A) 0.13 0.35 0.42 0.55 0.66 2.2
Continuous Torque, Max (mNm) 4.8 5.4 5.4 5.8 5.3 5.5
Continuous Torque, Max (oz-in) 0.68 0.76 0.76 0.82 0.75 0.78
Mechanical Time Constant (ms) 7.8 5.8 6.1 5.3 6.4 6
Motor Regulation (10³/Nms) 97.55 78.11 75.75 66.38 80.31 75.12
No-Load Current, Typical (mA) 2 5.5 6.5 8 10 45
No-Load Speed (rpm) 8150 9000 8690 7980 9250 11025
Nominal Voltage (V) 32 15 12 9 8 3
Rotor Inertia (gcm²) 0.8 0.74 0.8 0.8 0.8 0.8
Rotor Inertia (oz-in-sec² 10ˉ⁶) 11.325 10.476 11.325 11.325 11.325 11.325
Torque Constant (mNm/A) 37.2 15.8 13.1 10.7 8.2 2.58
Torque Constant (oz-in/A) 5.27 2.24 1.86 1.52 1.16 0.37
Weight (g) 24 24 24 24 24 24
Weight (oz) 0.85 0.85 0.85 0.85 0.85 0.85
Ambient Operating Temperature, Max: Rotor (°C) 100 100 100 100 100 100
Ambient Operating Temperature, Max: Rotor (°F) 212 212 212 212 212 212
Ambient Operating Temperature Range: Motor (°C) -30 to 85 -30 to 85 -30 to 85 -30 to 85 -30 to 85 -30 to 85
Ambient Operating Temperature Range: Motor (°F) -22 to 185 -22 to 185 -22 to 185 -22 to 185 -22 to 185 -22 to 185
Continuous Speed, Max (rpm) 10000 10000 10000 10000 10000 10000
Efficiency 82% 84% 84% 84% 84% 83%
Friction Torque (mNm) 0.07 0.09 0.09 0.09 0.08 0.12
Friction Torque (oz-in) 0.01 0.013 0.013 0.013 0.011 0.017
Output Power (W) 2.5 4.2 4.2 4.6 4.2 4.1
Rotor Inductance (mH) 1.7 0.4 0.26 0.15 0.12 0.01
Shaft Load, Max - Axial (5 mm. from bearing) (N) 1.5 1.5 1.5 1.5 1.5 1.5
Shaft Load, Max - Axial (5 mm. from bearing) (oz) 5.4 5.4 5.4 5.4 5.4 5.4
Shaft Load, Max - Radial (5 mm. from bearing) (N) 100 100 100 100 100 100
Shaft Load, Max - Radial (5 mm. from bearing) (oz) 359.6 359.6 359.6 359.6 359.6 359.6
Stall Torque at Nominal Voltage (mNm) 8.8 12.2 12.1 12.7 12.1 16
Stall Torque at Nominal Voltage (oz-in) 1.25 1.73 1.71 1.8 1.71 2.27
Terminal Resistance (Ohm) 135 19.5 13 7.6 5.4 0.5
Thermal Resistance (rotor/body) (°C/W) 8 / 35 8 / 35 8 / 35 8 / 35 8 / 35 8 / 35
Thermal Time Constant (rotor/stator) (s) 6 / 500 6 / 500 6 / 500 6 / 500 6 / 500 6 / 500
Document Document Type Language File Type
16G88 Specification Page Specification Page
16G88 drawing 2D Drawing
16G88 3D drawing 3D Drawing