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FOSAI PRODUCT CATEGORY

Servo Motor Encoders

High-resolution absolute and incremental feedback for servo motors, robot joints and precision drive systems.

CATEGORY OVERVIEW

A servo motor encoder must match the motor mechanics, drive communication, resolution, commutation or position requirements and installation geometry. Similar dimensions do not guarantee compatibility. Replacement normally requires the complete motor and encoder model, connector or pinout, protocol details and mounting drawing.

SELECTION CHECKLIST

Compare the requirement before the model.

01

Drive compatibility

Identify the drive, communication format and required initialization behavior.

02

Feedback function

Separate position, speed and motor-commutation requirements.

03

Mechanical format

Confirm bore, bearing or kit design, mounting stack and allowable runout.

04

Resolution

Match controller capability and required control performance without assuming more bits solve mechanical error.

PRODUCT OPTIONS

Technical pages in this category

Servo Motor Spindle Absolute Encoder
17–25 bit single-turn · 16 bit multi-turn

Servo Motor Spindle Absolute Encoder

High-precision optical-grating absolute feedback for servo motors, CNC spindles and precision drive systems.

Parameters, drawings and selection →
Industrial Incremental Rotary Encoder
A/B/Z output · 50–4,096 P/R

Industrial Incremental Rotary Encoder

Configurable pulse feedback for speed, direction, counting and relative position measurement.

Parameters, drawings and selection →
SSI / BiSS-C IP54 Absolute Encoder
SSI / BiSS-C · 10–17 bit

SSI / BiSS-C IP54 Absolute Encoder

Deterministic synchronous absolute feedback in a standard IP54 industrial housing.

Parameters, drawings and selection →

CATEGORY QUESTIONS

Before choosing this category

Can any high-resolution encoder work on a servo motor?

No. Mechanical and drive-interface compatibility are both essential.

What information is needed for replacement?

Send the complete motor and encoder models, label photos, connector, pinout and mechanical dimensions.

TECHNICAL SELECTION

Confirm the complete configuration.

Include measurement, interface, supply, mechanics, environment, documentation and quantity.

Send your requirement →