| Brand | Allen-Bradley |
| Series | PLC-5 / 1771 |
| Status | Discontinued |
| Mounting | 1771 I/O Chassis |
| Part Number | 1771-IH |
| Manufacturer | Rockwell Automation |
| Product Type | Digital Input Module |
| Number of Inputs | 8 |
| Power Dissipation | 0.4–8.1 Watts |
| Input Voltage Range | 24–48 V DC |
| Operating Temperature | 32–140°F (0–60°C) |
Does the Allen-Bradley 1771-IH come with a warranty?
Yes. The 1771-IH 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-IH a genuine Allen-Bradley part?
The 1771-IH 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-IH new or used?
We offer the 1771-IH 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-IH?
The 1771-IH runs on 24–48 V DC and operates across 32–140°F (0–60°C).
What is the Allen-Bradley 1771-IH?
The 1771-IH is an Allen-Bradley PLC-5 Digital Input Module.
1771-IH
The Allen-Bradley 1771-IH is a PLC-5 and Bulletin 1771 input module designed for digital DC input applications. It features eight (8) input channels and is rack-mounted into a standard Allen-Bradley 1771 I/O chassis. With a 24–48 Volts DC operating range, the module is engineered for reliability and ease of use, utilizing a wiring arm for simplified installation and maintenance. The 1771-IH is suitable for industrial environments with operating temperatures ranging from 32°F to 140°F (0°C to 60°C), and it supports a wide range of DC input devices with power dissipation ratings between 0.4 to 8.1 Watts.
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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