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Siemens SIMATIC S5 135U Central Controller Module

Name: Siemens 6ES5135-3UA31
Brand: Siemens
SKU: 6ES5135-3UA31
Availability: InStock

Siemens SIMATIC S5 135U Central Controller.

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ManufacturerSiemens

Part number6ES5135-3UA31

Series SIMATIC S5 135U

Type Central Controller

Slots 21

Power Supply 24V DC input, 5V 18A output

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21 slot backplane 24V DC power supply 5V 18A output SIMATIC S5 135U series Central controller module Requires separate CPU

Product description

The Siemens 6ES5135-3UA31 is a SIMATIC S5 135U Central Controller module. This unit features 21 slots for I/O modules and other interface cards, providing a flexible platform for automation tasks. It includes a 24V DC power supply with a 5V output rated at 18A.

This controller is part of the older SIMATIC S5 series, commonly used in legacy industrial automation systems. It is suitable for a wide range of applications in manufacturing, process control, and machine building where robust and reliable control is needed, especially in facilities still operating with S5 PLCs.

Stanlo Automation, a veteran-owned surplus distributor, offers the Siemens 6ES5135-3UA31. Sourcing essential components from us helps maintain and extend the life of your existing industrial automation infrastructure.

Technical specifications

Series	SIMATIC S5 135U
Type	Central Controller
Slots	21
Power Supply	24V DC input, 5V 18A output
Processor	Without processor (requires separate CPU module)

Common applications

Legacy automation systems

Machine control

Manufacturing lines

Process automation

Industrial control panels

Plant upgrades

Compatible systems

Siemens SIMATIC S5 135U PLC systems, compatible S5 I/O modules, and S5 CPU modules.

Also known as

SIMATIC S5 135U Controller Siemens S5 Controller 6ES51353UA31

Replaces / compatible with

This is a central controller module for the SIMATIC S5 135U PLC system and requires a compatible S5 CPU to function.

Technical note

Expert tip

This is a central controller chassis and requires a separate SIMATIC S5 CPU module (e.g., from the 6ES5095 series) to operate.

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Frequently asked questions

What are the power specifications for the Siemens 6ES5135-3UA31 SIMATIC S5 135U controller?

The Siemens 6ES5135-3UA31 SIMATIC S5 135U Central Controller requires a 24V DC input for its power supply and provides a 5V output with a current rating of 18A.