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MPS-90 Precision Planetary Gearbox

Review MPS-90 ratio-specific nominal torque, single- and double-stage backlash classes and weights. Open the shared MPS catalog and applicable drawing references, then confirm the motor interface and duty with Mach.

MPS-90 gearbox
Series photograph · configuration may vary

MPS-90 / Gearboxes

Select the ratio and stage for MPS-90.

MPS-90 is one size in the MPS precision planetary family. The shared profile shows square mounting flanges and a projecting keyed output shaft. The catalog lists nominal input speed of 3,000 rpm for this size; check the actual speed and duty with Mach alongside the required torque.

Ask about this familyView in-stock options View specifications ↓

Mach will confirm your ordering part number, price and availability.

01 / Family specifications

The details that matter.

MPS size and configuration

1 stage

Single-stage configurations

Choose the required ratio and backlash class, then confirm the motor interface for this size.

Catalog ratios
3:1 · 4:1 · 5:1 · 7:1 · 9:1 · 10:1
Standard backlash
<12 arcmin
Precision backlash
<6 arcmin
Listed gearbox weight
3.2 kg

2 stages

Double-stage configurations

Choose the required ratio and backlash class, then confirm the motor interface for this size.

Catalog ratios
12:1 · 15:1 · 16:1 · 20:1 · 25:1 · 30:1 · 40:1 · 50:1 · 70:1 · 100:1
Standard backlash
<15 arcmin
Precision backlash
<8 arcmin
Listed gearbox weight
4.5 kg

Standard and precision backlash are separate catalog classes. Confirm the class, motor interface and current drawing when requesting a configuration.

Single-stage torque by listed ratio.

Each row refers to size MPS-90. The ratio is a configuration choice; the repeated size code is not a complete ordering part number.

Catalog nominal output torque · Single stage · Ratio-specific values; application duty and operating speed require confirmation

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MPS-90 single-stage nominal output torque by catalog ratio
Catalog model Catalog ratioNominal output torqueN·m
MPS-90Current model3:1102
MPS-90Current model4:1138
MPS-90Current model5:1130
MPS-90Current model7:190
MPS-90Current model9:180
MPS-90Current model10:160

The separate single-stage drawing names 3:1, 5:1, 10:1. Confirm its motor interface and applicability before using it for another ratio. Torque values are not maximum or peak ratings.

MPS-90 single-stage drawing (3:1, 5:1, 10:1; confirm interface)

Double-stage torque by listed ratio.

Each row refers to size MPS-90. The ratio is a configuration choice; the repeated size code is not a complete ordering part number.

Catalog nominal output torque · Double stage · Ratio-specific values; application duty and operating speed require confirmation

Scroll across for all specifications →

MPS-90 double-stage nominal output torque by catalog ratio
Catalog model Catalog ratioNominal output torqueN·m
MPS-90Current model12:1140
MPS-90Current model15:1140
MPS-90Current model16:1150
MPS-90Current model20:1150
MPS-90Current model25:1130
MPS-90Current model30:1132
MPS-90Current model40:1145
MPS-90Current model50:1130
MPS-90Current model70:190
MPS-90Current model100:160

The separate double-stage drawing names 15:1, 25:1, 30:1, 50:1. Confirm its motor interface and applicability before using it for another ratio. Torque values are not maximum or peak ratings.

MPS-90 double-stage drawing (15:1, 25:1, 30:1, 50:1; confirm interface)

Full specifications

Full specifications.

Review the published specifications below. Keep the size, stage, ratio and operating conditions with each value.

Confirm the exact model and application-critical specifications with Mach.

Performance Data

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MPS-90 published Performance Data
Specifications Units Stage Measurement
Full Load Efficiency % 1 96
2 92
Standard Backlash arcmin 1 <12
2 <15
Precision Backlash arcmin 1 <6
2 <8
Weight kg 1 3.2
2 4.5
Noise dB(A) 64
Lifetime hr 20,000
Max Radial Load N 2,450
Max Axial Load N 2,200
Max Input Speed min-1 8,000
Torsional Stiffness Nm/arcmin 8
Operating Temperature °C -25 ~ 90
Degree of Protection IP 64
Lubrication Life Lubrication
Mounting Direction Any
Limited Tightening Clamp Torque in-lbs / Nm 70.30 / 7.94

Torque Data

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MPS-90 published Torque Data
Torque Stages Ratio Output
Nominal Output Torque (Nm) 1 3 102
4 138
5 130
7 90
9 80
10 60
2 12 140
15 140
16 150
20 150
25 130
30 132
40 145
50 130
70 90
100 60
Max Output Torque (Nm) 2.5 Times Nominal Output Torque

02 / Drawings

A closer look.

Review the mounting, shaft and motor connection in the catalog.

Shared MPS profile and size table

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Shared MPS profile and size table
Shared MPS profile and size tablePDF · Opens in a new tab

MPS-90 single stage: listed ratios only

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MPS-90 single stage: listed ratios only
MPS-90 single stage: listed ratios onlyPDF · Opens in a new tab

MPS-90 double stage: listed ratios only

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MPS-90 double stage: listed ratios only
MPS-90 double stage: listed ratios onlyPDF · Opens in a new tab

03 / Downloads

Documents & references.

Shared MPS profile and size table

Shared MPS profile and size table. Open the dimensional drawing PDF.

PDF

MPS Series catalog

Shared technical data for MPS sizes 42, 60 and 90. The profile page contains a MPS-90 dimension column; confirm its applicability to your ratio and interface.

PDF

MPS-90 single-stage drawing

Title-block ratios: 3:1, 5:1 and 10:1. Confirm the drawing and motor interface for your configuration.

PDF

MPS-90 double-stage drawing

Title-block ratios: 15:1, 25:1, 30:1 and 50:1. Confirm the drawing and motor interface for your configuration.

PDF

Gear reducer mounting instructions

General motor-mounting reference. Ask Mach to confirm the coupling, fastener and clamp-tightening requirements for the selected assembly before installation.

PDF
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