Series selection matrix

ES-HG-S29 Ultra-Short Gear Units

Choose a frame size first, then review ratio and interface availability for this collection.

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Shared platform specifications

Shared harmonic gearbox platform data

These values describe the public series platform. Select the technical variant, frame size and ratio before opening the exact size-level product page.

Product form: unit
Mechanical form: ultra thin
Performance class: ultra short
Technical variants: Ultra-Short Gear Unit
Frame sizes: Size 8 / 11 / 14 / 17 / 20 / 25 / 32
Ratio coverage: 50, 80, 100:1
Structured configurations: 20 structured / 0 under review
Shared average input speed: 3500 rpm

Selection ranges

Rated torque: 1.25 Nm - 96 Nm
Start/Stop peak torque: 2.3 Nm - 233 Nm
Instant max torque: 4.6 Nm - 420 Nm
Max input speed: 8000 rpm - 4800 rpm
Average input speed: 3500 rpm
Backlash: ≤40 arc-sec - ≦20 arc-sec
Weight: 0.06 kg - 1.9 kg
Design life: 8000 h - 10000 h

Configuration Guide

How to choose within this collection

Step 1: Choose technical variant

Type I and Type II stay on separate series paths where the integration interface differs.

Step 2: Choose frame size

Frame size narrows the size-level product family. Larger sizes do not always carry the same ratio set as smaller sizes.

Step 3: Choose ratio

Ratio options filter the public SKU workspace and update the known torque, speed, backlash and weight context.

Step 4: Open exact size page

The size page carries the lowest public product context for variant selection, controlled files and RFQ review.

SKU Selection Workspace

Filter by frame size, technical variant, and ratio

Use the data-backed filters to reduce the matrix to matching public SKUs. Each row links to one size-level product page for controlled file and RFQ review.

20 matching products

Frame size Technical variant Ratio

Public SKU	Frame size	Ratio	Technical variant	Rated torque	Start/Stop peak	Instant max	Max input speed	Backlash	Weight	Status	Action
ES-HG-S29-F8-R50	Size 8	50:1	Ultra-Short Gear Unit	1.25 Nm	2.3 Nm	4.6 Nm	8000 rpm	≤40 arc-sec	0.06 kg	Structured	View Product
ES-HG-S29-F8-R100	Size 8	100:1	Ultra-Short Gear Unit	1.65 Nm	3.3 Nm	6.3 Nm	8000 rpm	≤40 arc-sec	0.06 kg	Structured	View Product
ES-HG-S29-F11-R50	Size 11	50:1	Ultra-Short Gear Unit	2.4 Nm	5.8 Nm	11.5 Nm	8000 rpm	≤30 arc-sec	0.13 kg	Structured	View Product
ES-HG-S29-F11-R80	Size 11	80:1	Ultra-Short Gear Unit	Under review	Under review	Under review	Under review	Under review	Under review	Structured	View Product
ES-HG-S29-F11-R100	Size 11	100:1	Ultra-Short Gear Unit	3.5 Nm	7.7 Nm	17.5 Nm	8000 rpm	≤30 arc-sec	0.13 kg	Structured	View Product
ES-HG-S29-F14-R50	Size 14	50:1	Ultra-Short Gear Unit	3.7 Nm	12 Nm	24 Nm	8500 rpm	≤20 arc-sec	0.64 kg	Structured	View Product
ES-HG-S29-F14-R80	Size 14	80:1	Ultra-Short Gear Unit	5.4 Nm	16 Nm	35 Nm	8500 rpm	≤20 arc-sec	0.64 kg	Structured	View Product
ES-HG-S29-F14-R100	Size 14	100:1	Ultra-Short Gear Unit	5.4 Nm	19 Nm	35 Nm	8500 rpm	≤20 arc-sec	0.64 kg	Structured	View Product
ES-HG-S29-F17-R50	Size 17	50:1	Ultra-Short Gear Unit	11 Nm	23 Nm	48 Nm	7300 rpm	≦20 arc-sec	0.42 kg	Structured	View Product
ES-HG-S29-F17-R80	Size 17	80:1	Ultra-Short Gear Unit	15 Nm	29 Nm	61 Nm	7300 rpm	≦20 arc-sec	0.42 kg	Structured	View Product
ES-HG-S29-F17-R100	Size 17	100:1	Ultra-Short Gear Unit	16 Nm	37 Nm	71 Nm	7300 rpm	≦20 arc-sec	0.42 kg	Structured	View Product
ES-HG-S29-F20-R50	Size 20	50:1	Ultra-Short Gear Unit	17 Nm	39 Nm	69 Nm	6500 rpm	≤20 arc-sec	0.54 kg	Structured	View Product
ES-HG-S29-F20-R80	Size 20	80:1	Ultra-Short Gear Unit	24 Nm	51 Nm	89 Nm	6500 rpm	≤20 arc-sec	0.54 kg	Structured	View Product
ES-HG-S29-F20-R100	Size 20	100:1	Ultra-Short Gear Unit	28 Nm	57 Nm	95 Nm	6500 rpm	≤20 arc-sec	0.54 kg	Structured	View Product
ES-HG-S29-F25-R50	Size 25	50:1	Ultra-Short Gear Unit	27 Nm	69 Nm	127 Nm	5600 rpm	≤20 arc-sec	0.95 kg	Structured	View Product
ES-HG-S29-F25-R80	Size 25	80:1	Ultra-Short Gear Unit	44 Nm	96 Nm	179 Nm	5600 rpm	≤20 arc-sec	0.95 kg	Structured	View Product
ES-HG-S29-F25-R100	Size 25	100:1	Ultra-Short Gear Unit	47 Nm	110 Nm	184 Nm	5600 rpm	≤20 arc-sec	0.95 kg	Structured	View Product
ES-HG-S29-F32-R50	Size 32	50:1	Ultra-Short Gear Unit	53 Nm	151 Nm	268 Nm	4800 rpm	≤20 arc-sec	1.9 kg	Structured	View Product
ES-HG-S29-F32-R80	Size 32	80:1	Ultra-Short Gear Unit	83 Nm	213 Nm	398 Nm	4800 rpm	≤20 arc-sec	1.9 kg	Structured	View Product
ES-HG-S29-F32-R100	Size 32	100:1	Ultra-Short Gear Unit	96 Nm	233 Nm	420 Nm	4800 rpm	≤20 arc-sec	1.9 kg	Structured	View Product

Engineering Files

Product-specific controlled documentation

Recorded files remain controlled records. Select the exact size-level product and submit the application context before any drawing or CAD release is reviewed.

2D Dimension Drawing

Recorded, controlled review

7 recorded

STEP / STP CAD

Recorded, controlled review

7 recorded

OEM INTEGRATION RESPONSIBILITY

This product is a component or configurable module intended for integration into an OEM, commercial, industrial or research system.

The customer is responsible for final product selection, system-level risk assessment, safety functions, mechanical and electrical integration, validation, certification and regulatory compliance.

Published ratings apply only under the stated conditions. Confirm the operating point, interfaces, control compatibility, thermal conditions, duty cycle and required documentation before final selection.

This product is not approved for a safety-critical or restricted application unless expressly authorized in writing.

TRANSMISSION INTEGRATION

Confirm rated and peak torque, backlash, stiffness, radial and axial loads, mounting accuracy, lubrication, temperature, duty cycle, shock loading and expected service life.

Published service-life information depends on the stated load and operating assumptions and does not constitute a complete system-life guarantee.

Read Product & Service Compliance Notice