Products
Based on over 5000 reviews
Description:1775-S4A — remote I/O scan module for reliable rack scanning and stable data communication between PLC controllers and distributed I/O systems in industrial automation.
Product condition: New
Packing condition:Factory Packing
100% insured shipping: A guarantee for your purchases
PLC Autocontroller DELIVER PARTS TO WORLD.


![]()

| Manufacturer | Allen-Bradley |
| Item number | 1775-S4A |
| Country of Origin | United States |
| Lead Time | In stock |
| After-Sales Support | 12-months |
| HS Code / Commodity code | 8537101190 |
Quotes are valid for 30 days from the day the quote is received unless stated otherwise at the time of quotation.
Yes,we offer one year warranty for all new products.
Yes. We worked with FEDEX/DHL/TNT/UPS/ allowing us to provide swift global delivery of parts to any corner of the world.
Normally 3-5 working days,some remote areas 5-7 days more.
PLC Autocontroller |20 years of experience specializing in automation equipment
1775-S4A | I/O scanner module
PLC Autocontroller | Sales Manager May| Wechat id: dcsfcs
Overview
The 1775-S4A is a remote I/O scanner module designed for PLC-based industrial automation systems. It enables reliable communication between the central controller and distributed I/O racks, ensuring stable data scanning, efficient signal exchange, and coordinated control across industrial processes.
This module is commonly used in legacy and modular automation architectures where consistent remote I/O performance and system expandability are required.
Core Specifications
Model: 1775-S4A
Type: Remote I/O Scan Module
Function: I/O scanning and rack communication control
System Compatibility: PLC/rack-mounted control system
Communication Method: Remote I/O data exchange
Installation Method: Rack-mounted module
Power Supply: Backplane powered
Status Indicators: LEDs, Diagnostics
Operating Environment: Industrial environment
Product advantages
Reliable remote I/O scanning for distributed control systems
Stable performance in industrial environments with electrical noise resistance
Supports modular system expansion and flexible architecture
Efficient controller-to-rack communication for real-time control
Built-in diagnostics for fast troubleshooting and maintenance
Suitable for continuous 24/7 industrial operation
Contact us
Sales Manager May – PLC Autocontroller (20 years of experience in supplying superior industrial automation parts)
E-mail: ab@mooreplc.com | Phone: +86-18106909650 (WhatsApp) | WeChat: dcsfcs
What happens next?
Leave A Message
Scan to Wechat :
Scan to WhatsApp :