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Φ8mm Planetary Gearbox(MD Series)

PART NO.:ZWMD008008

Diameter (mm):8

Length (mm):11.6~19.7

Transmittable Power(W):0.01~0.3

Max. Nominal Torque(Nm):0.025~0.075

Recommended temperature range(℃):-20~+60

Bearing at output :sliding bearing

Gearbox Technical Data

Stages 1 2 3 4
Reduction Ratio 4、5 13、19、28 47、69、102、152 168、249、369、546、809
Max. Nominal  Torque(Nm) 0.0250 0.0400 0.0600 0.0750
Max. Intermittent Torque (Nm) 0.0500 0.0800 0.1200 0.1500
Max. efficiency (%) 75 65 56 49
Average backlash no load (°) 3 3 3 3
Max. axial load (dynamic)(N) 0.7 0.7 0.7 0.7
Max. radial load(4mm from flange)(N) 1 1 1 1
Gearbox Length L1(mm) 11.6 14.3 17 19.7
Weight(G) / 6 6.6 7.2

Note: The above data excludes the motor. The gearbox and motor are sold as a complete unit, and specific parameters can be customized based on customer requirements.

Recommended Models

PART NO. Nominal Voltage
(V)
No-Load Data Load Data Overall Length
L
Max. Nominal  Torque of Gearbox Max. Intermittent Torque of Gearbox Reduction Ratio Gearbox Length
L1
Speed Current Speed Current Torque
VDC rpm mA(MAX) rpm mA(MAX) gf.cm mN.m mm gf.cm gf.cm mm
ZWMD008008-4 4.2 4629.63 100 3111.11 205 4.05 0.40 26.1 250 500 4 11.6
ZWMD008008-5 4.2 3125.00 100 2100.00 205 6.00 0.59 250 500 5
ZWMD008008-13 4.2 1227.55 105 864.20 205 12.68 1.24 28.8 400 800 13 14.3
ZWMD008008-19 4.2 828.60 105 583.33 205 18.51 1.82 400 800 19
ZWMD008008-28 4.2 559.30 105 393.75 205 27.20 2.67 400 800 28
ZWMD008008-47 4.2 334.90 105 240.05 210 39.73 3.90 31.5 600 1200 47 17
ZWMD008008-69 4.2 226.06 105 162.04 210 56.18 5.51 600 1200 69
ZWMD008008-102 4.2 152.59 105 109.38 210 87.19 8.55 600 1200 102
ZWMD008008-152 4.2 103.00 105 73.83 210 123.31 12.09 600 1200 152
ZWMD008008-168 4.2 91.40 110 66.68 210 124.43 12.20 34.2 750 1500 168 19.7
ZWMD008008-249 4.2 61.69 110 45.01 210 175.96 17.26 750 1500 249
ZWMD008008-369 4.2 41.64 110 30.38 210 273.09 26.78 750 1500 369
ZWMD008008-546 4.2 28.11 110 20.51 210 404.58 39.68 750 1500 546
ZWMD008008-809 4.2 18.97 110 13.84 210 599.38 58.78 750 1500 809

* Above specifications are subject to change without notice, just for reference and customizable according to requirements

Technical Illustration

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