| Brand | Allen-Bradley |
| Status | Discontinued by Manufacturer (2011-12-30) |
| Mounting | 1771 I/O Chassis Slot |
| Module Type | Servo Encoder Feedback Expander |
| Part Number | 1771-ES |
| Current Draw | 1.7 Amps max |
| Manufacturer | Rockwell Automation |
| Operating Voltage | 5 V DC |
Does the Allen-Bradley 1771-ES come with a warranty?
Yes. The 1771-ES is backed by our 24-Month Replace Industrial Warranty, with no rush fees or hidden warranty charges. If a unit fails under normal use within the warranty period, we repair or replace it.
Is this 1771-ES a genuine Allen-Bradley part?
The 1771-ES is sourced and verified independently. Replace Industrial, LLC is not a Rockwell Automation Authorized Distributor, and all warranties are provided directly by Replace Industrial.
Is the Allen-Bradley 1771-ES new or used?
We offer the 1771-ES in multiple conditions, from unused surplus to professionally reconditioned units. Every option is sourced and verified independently and covered by our 2-year replacement warranty.
What are the key ratings of the 1771-ES?
The 1771-ES draws 1.7 Amps max and runs on 5 V DC.
What is the Allen-Bradley 1771-ES?
The 1771-ES is an Allen-Bradley PLC-5 Servo Encoder Feedback Expander.
1771-ES
The Allen-Bradley 1771-ES is a servo encoder feedback expander module designed for use within the 1771 I/O chassis. It provides enhanced encoder feedback capabilities for servo control systems, supporting precise position and speed monitoring. Operating at 5 Volts DC with a maximum current draw of 1.7 Amps, the 1771-ES module helps expand the feedback interface for improved servo performance. It is a reliable component in automation setups requiring accurate motion control and is compatible with Allen-Bradley PLC-5 systems.
All products are covered by our 2-Year (24-Month) Replace Industrial Warranty. If a unit is found defective under normal use within the warranty period, we repair or replace it at no additional cost, and a unit may be returned for a full refund within 30 days if returned in the same condition it was sent.
Replace Industrial is an independent distributor and does not convey the manufacturer's warranty; all warranties are provided by Replace Industrial alone. Read the full warranty policy
We repair a wide range of industrial automation equipment, including PLCs, HMIs, drives, servo motors, switches, and circuit breakers, with rush service for critical downtime. Request a quote, ship your unit, and we diagnose, repair, and return it. Request a repair quote
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