Small BLDC Gear Motor

reliable and durable dc brushless gear motor makes longer life / Founded in 1995, Hennkwell Ind. Co., Ltd., the professional DC geared motor manufacturer, is specialized in research, development, manufacturing, and sales of the miniature DC gear motors.

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Hennkwell's Small BLDC Gear Motor Manufacturing‎

Hennkwell Ind. Co., Ltd. is a Small BLDC Gear Motor manufacturer for mechanical component industry from Taiwan, since 1995. Hennkwell's gear-equipped DC motors can be easily integrated into equipment, which would allow you to design with excellency.

Hennkwell's DC gear motor includes DC planetary gear motors, planetary gear brush motors, brushed motors with reductions, motors with planetary gear boxes, brushed motors with planetary gears, coreless planetary gear motors and BLDC gear motors. And they also offer an extensive selection of custom designed gear motors.

With both advanced technology and 28 years of experience, Hennkwell always makes sure to meet each customer's demands.


Small BLDC Gear Motor

PK28V and PK38V Series

Hennkwell designs and manufactures DC brushless motors with external controller or built-in controller are available in dia.28mm and 38mm with our planetary gearbox to increase torque and lower output speed for a wide range of applications. Brushless DC gear motor features with long life span operation, the speed signal output for constant speed control, high torque output, low EMI, etc.

Typical applications are medical equipment, robotics, automatic controls, pumps and office equipment and so on.

reliable and durable dc brushless gear motor makes longer life

Features

  • High output torque
  • Low EMI
  • Bi-direction
  • Higher dynamic response
  • Higher efficiency
  • Longer life
  • Less noise
  • Electronic brake
  • Multiple control mode can be designed by electrical engineers

Specification

  • Normal Voltage: 12VDC, 24 VDC
  • Typical Applications: medical equipment, robot kits, automatic controls, pumps and office/bank equipment and so on

Product ID: PK28V and PK38V Series

PK28VAS

Appearance Dimensions

PK28VAS Appearance Dimensions

Specifications of BLDC Gear Motor (with sensored external controller)

ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
026012VRated Torque(kg-cm)0.311.183.254.446.74101010101010
Rated Speed(rpm)103423674543519.817.515.413.59.37.7
Rated Current(A)0.500.500.500.500.500.500.440.390.350.270.24
028012VRated Torque(kg-cm)0.371.413.875.298101010101010
Rated Speed(rpm)1407321100734827.524.221.118.412.610.3
Rated Current(A)0.750.750.750.750.750.610.550.490.450.350.31
210012VRated Torque(kg-cm)0.411.574.315.908101010101010
Rated Speed(rpm)17754051269262.535.631.12723.515.913
Rated Current(A)1.061.061.061.060.970.840.750.670.610.470.42
ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
212012VRated Torque(kg-cm)0.451.744.786.548101010101010
Rated Speed(rpm)218649915511477.343.8383328.519.315.8
Rated Current(A)1.381.381.381.381.161.000.900.800.720.560.50
910024VRated Torque(kg-cm)0.461.754.826.598101010101010
Rated Speed(rpm)17804061279360.635.731.127.123.515.913.1
Rated Current(A)0.610.610.610.610.590.450.410.370.330.270.24
912024VRated Torque(kg-cm)0.481.835.036.888101010101010
Rated Speed(rpm)213348715211174.443.537.832.828.419.215.7
Rated Current(A)0.750.750.750.750.700.530.480.430.390.310.28

Specifications of Planetary Gearbox

Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
Gearbox Length(L)23.429.535.735.735.741.941.941.941.941.941.9
Rated Torque(kg-cm)35888101010101010
Max. Momentary Torque(kg-cm)610161616202020202020
Efficiency(%)8070606060505050505050
Radial Play of Shaft(mm)0.050.050.050.050.050.050.050.050.050.050.05
Thrust Play of Shaft(mm)0.200.200.200.200.200.200.200.200.200.200.20
Output Shaft Axial Load(kg)1.501.501.501.501.501.501.501.501.501.501.50
Output Shaft Radial Load(kg)2.002.002.002.002.002.002.002.002.002.002.00

Notes:
1. The specifications may be changed or updated without prior notice according to our product improvement.
2. The customized specifications or install magnetic encoder would be available.

PK28VAM

Appearance Dimensions

PK28VAM Appearance Dimensions

Specifications of BLDC Gear Motor (with sensored external controller)

ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
026012VRated Torque(kg-cm)0.431.634.496.148101010101010
Rated Speed(rpm)1082247775637.921.518.816.314.19.67.8
Rated Current(A)0.660.660.660.660.590.510.450.410.370.290.26
028012VRated Torque(kg-cm)0.471.814.976.808101010101010
Rated Speed(rpm)14253251017451.329.125.3221912.810.5
Rated Current(A)0.960.960.960.960.790.680.610.550.500.390.35
210012VRated Torque(kg-cm)0.481.865.1178101010101010
Rated Speed(rpm)18484211319664.436.531.727.523.816.113.1
Rated Current(A)1.311.311.311.311.050.920.820.740.670.530.48
ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
096024VRated Torque(kg-cm)0.491.905.217.128101010101010
Rated Speed(rpm)104423874543821.618.816.314.29.67.9
Rated Current(A)0.400.400.400.400.320.280.250.230.210.170.16
098024VRated Torque(kg-cm)0.562.145.8988101010101010
Rated Speed(rpm)142632510173.952.129.525.622.119.112.910.5
Rated Current(A)0.600.600.600.590.430.380.340.310.280.230.21
910024VRated Torque(kg-cm)0.592.276.2588101010101010
Rated Speed(rpm)181841512994.766.237.332.327.924.116.213.2
Rated Current(A)0.760.760.760.720.520.460.410.380.340.280.25

Specifications of Planetary Gearbox

Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
Gearbox Length(L)23.429.535.735.735.741.941.941.941.941.941.9
Rated Torque(kg-cm)35888101010101010
Max. Momentary Torque(kg-cm)610161616202020202020
Efficiency(%)8070606060505050505050
Radial Play of Shaft(mm)0.050.050.050.050.050.050.050.050.050.050.05
Thrust Play of Shaft(mm)0.200.200.200.200.200.200.200.200.200.200.20
Output Shaft Axial Load(kg)1.501.501.501.501.501.501.501.501.501.501.50
Output Shaft Radial Load(kg)2.002.002.002.002.002.002.002.002.002.002.00

Notes:
1. The specifications may be changed or updated without prior notice according to our product improvement.
2. The customized specifications or install magnetic encoder would be available.

PK28VAN

Appearance Dimensions

PK28VAL Appearance Dimensions

Specifications of BLDC Gear Motor (with sensored external controller)

ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
026012VRated Torque(kg-cm)0.562.135.8688101010101010
Rated Speed(rpm)1084247775639.422.219.316.714.49.77.92
Rated Current(A)0.880.880.880.880.630.550.500.450.410.330.30
028012VRated Torque(kg-cm)0.672.557.0288101010101010
Rated Speed(rpm)146133310477.953.930.326.222.619.51310.6
Rated Current(A)1.351.351.351.170.850.750.680.610.560.450.41
210012VRated Torque(kg-cm)0.642.466.7788101010101010
Rated Speed(rpm)181641412996.767.137.732.628.124.316.313.3
Rated Current(A)1.651.651.651.471.070.940.850.770.700.560.51
ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
096024VRated Torque(kg-cm)0.672.577.0588101010101010
Rated Speed(rpm)1074245765739.822.419.416.814.59.727.94
Rated Current(A)0.530.530.530.460.340.300.280.250.230.190.18
098024VRated Torque(kg-cm)0.692.637.2388101010101010
Rated Speed(rpm)142332510177.253.630.126.122.519.41310.6
Rated Current(A)0.700.700.700.590.440.390.350.320.300.240.22
910024VRated Torque(kg-cm)0.772.97888101010101010
Rated Speed(rpm)182441612998.96838.132.928.424.416.313.3
Rated Current(A)1.001.000.980.770.570.510.460.420.390.320.29

Specifications of Planetary Gearbox

Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
Gearbox Length (L)23.429.535.735.735.741.941.941.941.941.941.9
Rated Torque(kg-cm)35888101010101010
Max.Momentary Torque(kg-cm)610161616202020202020
Efficiency(%)8070606060505050505050
Radial Play of Shaft(mm)0.050.050.050.050.050.050.050.050.050.050.05
Thrust Play of Shaft(mm)0.200.200.200.200.200.200.200.200.200.200.20
Output Shaft Axial Load(kg)1.501.501.501.501.501.501.501.501.501.501.50
Output Shaft Radial Load (kg)2.002.002.002.002.002.002.002.002.002.002.00

Notes:
1. The specifications may be changed or updated without prior notice according to our product improvement.
2. The customized specifications or install magnetic encoder would be available.

PK28VASC

Appearance Dimensions

PK28VAS Appearance Dimensions

Specifications of BLDC Gear Motor (with sensored built-in controller)

ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
026012VRated Torque(kg-cm)0.311.183.254.446.74101010101010
Rated Speed(rpm)103423674543519.817.515.413.59.37.7
Rated Current(A)0.500.500.500.500.500.500.440.390.350.270.24
029012VRated Torque(kg-cm)0.411.564.295.878101010101010
Rated Speed(rpm)16383741168556.33228.24.321.114.311.7
Rated Current(A)0.960.960.960.960.880.760.680.610.550.430.38
212012VRated Torque(kg-cm)0.451.744.786.548101010101010
Rated Speed(rpm)218649915511477.343.8383328.519.315.8
Rated Current(A)1.381.381.381.381.161.000.900.800.720.560.50
ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
096024VRated Torque(kg-cm)0.351.333.644.987.56101010101010
Rated Speed(rpm)100122871523419.517.315.213.49.27.6
Rated Current(A)0.310.310.310.310.310.280.260.230.210.170.16
098024VRated Torque(kg-cm)0.391.504.145.658101010101010
Rated Speed(rpm)1349308967047.527.3242118.312.510.3
Rated Current(A)0.440.440.440.440.420.370.330.300.270.220.20
912024VRated Torque(kg-cm)0.481.835.036.888101010101010
Rated Speed(rpm)213348715211174.443.537.832.828.419.215.7
Rated Current(A)0.750.750.750.750.700.530.480.430.390.310.28

Specifications of Planetary Gearbox

Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
Gearbox Length(L)23.429.535.735.735.741.941.941.941.941.941.9
Rated Torque(kg-cm)35888101010101010
Max. Momentary Torque(kg-cm)610161616202020202020
Efficiency(%)8070606060505050505050
Radial Play of Shaft(mm)0.050.050.050.050.050.050.050.050.050.050.05
Thrust Play of Shaft(mm)0.200.200.200.200.200.200.200.200.200.200.20
Output Shaft Axial Load(kg)1.501.501.501.501.501.501.501.501.501.501.50
Output Shaft Radial Load(kg)2.002.002.002.002.002.002.002.002.002.002.00

Notes:
1. The specifications may be changed or updated without prior notice according to our product improvement.
2. The customized specifications or install magnetic encoder would be available.

PK28VAMC

Appearance Dimensions

PK28VAM Appearance Dimensions

Specifications of BLDC Gear Motor (with sensored built-in controller)

ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
026012VRated Torque(kg-cm)0.431.634.496.148101010101010
Rated Speed(rpm)1082247775637.921.518.816.314.19.67.8
Rated Current(A)0.660.660.660.660.590.510.450.410.370.290.26
029012VRated Torque(kg-cm)0.511.975.437.428101010101010
Rated Speed(rpm)16763821198758.533.128.724.921.514.511.9
Rated Current(A)1.201.201.201.200.920.800.720.650.590.470.42
212012VRated Torque(kg-cm)0.542.105.607.708101010101010
Rated Speed(rpm)219049915611478.744.438.533.328.819.415.8
Rated Current(A)1.641.641.641.641.221.060.950.860.780.620.56
ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
096024VRated Torque(kg-cm)0.491.905.217.128101010101010
Rated Speed(rpm)104423874543821.618.816.314.29.67.9
Rated Current(A)0.400.400.400.400.320.280.250.230.210.170.16
098024VRated Torque(kg-cm)0.562.145.8988101010101010
Rated Speed(rpm)142632510173.952.129.525.622.119.112.910.5
Rated Current(A)0.600.600.600.590.430.380.340.310.280.230.21
912024VRated Torque(kg-cm)0.662.536.9688101010101010
Rated Speed(rpm)219850115611780.845.439.233.829.219.515.9
Rated Current(A)1.001.001.000.880.640.560.510.460.420.340.31

Specifications of Planetary Gearbox

Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
Gearbox Length(L)23.429.535.735.735.741.941.941.941.941.941.9
Rated Torque(kg-cm)35888101010101010
Max. Momentary Torque(kg-cm)610161616202020202020
Efficiency(%)8070606060505050505050
Radial Play of Shaft(mm)0.050.050.050.050.050.050.050.050.050.050.05
Thrust Play of Shaft(mm)0.200.200.200.200.200.200.200.200.200.200.20
Output Shaft Axial Load(kg)1.501.501.501.501.501.501.501.501.501.501.50
Output Shaft Radial Load(kg)2.002.002.002.002.002.002.002.002.002.002.00

Notes:
1. The specifications may be changed or updated without prior notice according to our product improvement.
2. The customized specifications or install magnetic encoder would be available.

PK28VANC

Appearance Dimensions

PK28VAL Appearance Dimensions

Specifications of BLDC Gear Motor (with sensored built-in controller)

ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
025012VRated Torque(kg-cm)0.532.025.557.588101010101010
Rated Speed(rpm)892203634632.418.315.913.811.98.046.58
Rated Current(A)0.690.690.690.690.520.460.410.370.340.270.25
026012VRated Torque(kg-cm)0.562.135.8688101010101010
Rated Speed(rpm)1084247775639.422.219.316.714.49.77.92
Rated Current(A)0.880.880.880.880.630.550.500.450.410.330.30
028012VRated Torque(kg-cm)0.672.557.0288101010101010
Rated Speed(rpm)146133310477.953.930.326.222.619.513.010.6
Rated Current(A)1.351.351.351.170.850.750.680.610.560.450.41
ModelRated
Voltage
Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
096024VRated Torque(kg-cm)0.672.577.0588101010101010
Rated Speed(rpm)1074245765739.822.419.416.814.59.727.94
Rated Current(A)0.530.530.530.460.340.300.280.250.230.190.18
097024VRated Torque(kg-cm)0.752.867.8688101010101010
Rated Speed(rpm)13032979368.147.126.522.919.81711.49.3
Rated Current(A)0.690.690.690.550.410.360.330.300.280.230.22
098024VRated Torque(kg-cm)0.692.637.2388101010101010
Rated Speed(rpm)142332510177.253.630.126.122.519.413.010.6
Rated Current(A)0.700.700.700.590.440.390.350.320.300.240.22

Specifications of Planetary Gearbox

Reduction Ratio1/51/201/661/901/1361/2461/2881/3361/3931/5971/735
Gearbox Length (L)23.429.535.735.735.741.941.941.941.941.941.9
Rated Torque(kg-cm)35888101010101010
Max.Momentary Torque(kg-cm)610161616202020202020
Efficiency(%)8070606060505050505050
Radial Play of Shaft(mm)0.050.050.050.050.050.050.050.050.050.050.05
Thrust Play of Shaft(mm)0.200.200.200.200.200.200.200.200.200.200.20
Output Shaft Axial Load(kg)1.501.501.501.501.501.501.501.501.501.501.50
Output Shaft Radial Load (kg)2.002.002.002.002.002.002.002.002.002.002.00

Notes:
1. The specifications may be changed or updated without prior notice according to our product improvement.
2. The customized specifications or install magnetic encoder would be available.

PK38VCL

Appearance Dimensions

PK38V Appearance Dimensions

Specifications of BLDC Gear Motor

ModelRated
Voltage
Reduction Ratio1/41/121/351/561/741/1171/1451/1811/2371/2721/311
024012VRated Torque (kg-cm)1.02.46.19.813172125252525
Rated Speed (rpm)800280956045302319151312
Rated Current  (A)1.201.201.201.201.201.201.201.200.970.880.79
026012VRated Torque (kg-cm)1.12.76.91114192325252525
Rated Speed (rpm)12274281459070433529232018
Rated Current  (A)2.102.102.102.102.102.102.101.801.471.331.20
094024VRated Torque (kg-cm)

1.0

2.66.610.514182525252525
Rated Speed (rpm)810280966045292319151312
Rated Current  (A)0.600.600.600.600.600.600.690.580.470.430.39
ModelRated
Voltage
Reduction Ratio1/41/121/351/561/741/1171/1451/1811/2371/2721/311
028312VRated Torque (kg-cm)1.22.97.411.815.520.42525252525
Rated Speed (rpm)168858820012696614940322825
Rated Current  (A)2.92.92.92.92.92.92.92.42.01.81.6
096024VRated Torque (kg-cm)1.43.69.01418252525252525
Rated Speed (rpm)12154201409070433630232118
Rated Current  (A)1.21.21.21.21.21.21.00.80.70.60.6
098024VRated Torque (kg-cm)1.23.07.61216212525252525
Rated Speed (rpm)171760020312897605040312824
Rated Current (A)1.501.501.501.501.501.501.501.251.000.920.84

Specifications of Planetary Gearbox

Reduction Ratio1/41/121/351/561/741/1171/1451/1811/2371/2721/311
Gearbox Length (L)29.726.342.742.742.749.149.149.149.149.149.1
Rated Torque  (kg-cm)515202020303030303030
Max.Momentary Torque  (kg-cm)1030404040606060606060
Efficiency  (%)8070606060505050505050
Radial Play of Shaft  (mm)0.040.040.040.040.040.040.040.040.040.040.04
Thrust Play of Shaft  (mm)0.300.300.300.300.300.300.300.300.300.300.30
Output Shaft Axial Load  (kg)3.003.003.003.003.003.003.003.003.003.003.00
Output Shaft Radial Load  (kg)8.008.008.008.008.008.008.008.008.008.008.00

Notes:

1. The specifications may be changed or updated without prior notice according to our product improvement.
2. The customized specifications or install magnetic encoder would be available.
3. BLDC controller is built in motor or external based on the motor spec.