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Siemens 6ES5185-3UA33 SIMATIC S5 Expansion Unit EG 185U

Name: Siemens 6ES5185-3UA33
Brand: Siemens
SKU: 6ES5185-3UA33
Availability: InStock

Siemens SIMATIC S5 EG 185U Expansion Unit, 21 slots.

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ManufacturerSiemens

Part number6ES5185-3UA33

Series SIMATIC S5

Type Expansion Unit EG 185U

Slots 21

Power Supply Input 120/230V AC

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21 expansion slots Integrated 5V/40A power supply 120/230V AC input Fan for cooling Part of SIMATIC S5 system

Product description

The Siemens 6ES5185-3UA33 is a SIMATIC S5 Expansion Unit EG 185U, providing 21 slots for I/O modules. It includes an integrated power supply rated for 120/230V AC input and a 5V DC output at 40A. The unit also features an integrated fan for cooling and is designed for expansion of the SIMATIC S5 PLC system. It is supplied without a battery and manual.

This expansion unit is essential for extending the capacity of Siemens SIMATIC S5 programmable logic controllers, allowing for more input and output modules to be added to the system. It is commonly used in legacy industrial automation systems for machine control, process automation, and manufacturing applications.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 6ES5185-3UA33. We provide reliable, tested surplus components to support the maintenance and upgrade of your existing SIMATIC S5 installations.

Technical specifications

Series	SIMATIC S5
Type	Expansion Unit EG 185U
Slots	21
Power Supply Input	120/230V AC
Power Supply Output	5V DC, 40A
Cooling	Fan included

Common applications

Legacy PLC expansion

Machine control systems

Industrial automation

Manufacturing lines

Process control

Compatible systems

Siemens SIMATIC S5 PLCs (various CPU models)

Also known as

SIMATIC S5 EG 185U Siemens Expansion Module S5 Expansion Unit

Replaces / compatible with

This EG 185U expansion unit is designed for the Siemens SIMATIC S5 PLC system. It is compatible with other modules in the S5 series and can expand the system's I/O capacity. Check specific S5 CPU compatibility.

Technical note

Expert tip

This unit requires a separate battery for memory backup, as it is supplied without one. Ensure the correct battery type is used for the SIMATIC S5 system.

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Frequently asked questions

How many slots does the Siemens 6ES5185-3UA33 expansion unit have?

The Siemens 6ES5185-3UA33 SIMATIC S5 Expansion Unit EG 185U is equipped with 21 slots. These slots are used to accommodate various input and output modules for extending the PLC's capabilities.