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Siemens SIMATIC S7-200 Digital I/O Expansion Module EM 223

Name: Siemens 6ES7223-1BL21-0XA0
Brand: Siemens
SKU: 6ES7223-1BL21-0XA0
Availability: InStock

Siemens SIMATIC S7-200 EM 223 Digital I/O Module

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

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ManufacturerSiemens

Part number6ES7223-1BL21-0XA0

Part Number 6ES7223-1BL21-0XA0

Manufacturer Siemens

Series SIMATIC S7-200

Inputs 16 DI (24V DC)

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12-month warranty

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16 Digital Inputs 16 Digital Outputs Sink/Source Input Compatibility 0.75A Output Current Designed for S7-22X CPUs

Product description

The Siemens 6ES7223-1BL21-0XA0 is a SIMATIC S7-200 Digital I/O Expansion Module (EM 223). This module provides 16 digital inputs (24V DC, sink/source) and 16 digital outputs (24V DC, 0.75A per point, source). It is specifically designed for use with SIMATIC S7-22X CPUs.

This expansion module is a common choice for smaller to medium-sized automation projects requiring direct digital input and output capabilities. It is widely used in manufacturing, packaging machinery, and process control applications where basic on/off control is needed.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the 6ES7223-1BL21-0XA0. We provide reliable access to these essential S7-200 components, helping you maintain and expand your automation systems with quality surplus parts.

Technical specifications

Part Number	6ES7223-1BL21-0XA0
Manufacturer	Siemens
Series	SIMATIC S7-200
Inputs	16 DI (24V DC)
Outputs	16 DO (24V DC, 0.75A)
Compatibility	S7-22X CPU Only

Common applications

Manufacturing Automation

Packaging Machinery

Process Control

Material Handling

Assembly Lines

Compatible systems

Siemens SIMATIC S7-22X CPUs (e.g., CPU 224, CPU 224XP, CPU 226)

Also known as

Siemens SIMATIC S7-200 EM 223 Siemens 6ES7223-1BL21-0XA0

Replaces / compatible with

This module is an expansion for the Siemens SIMATIC S7-22X CPU series. It is not a direct replacement for a CPU but rather adds I/O capabilities to it.

Technical note

Expert tip

Ensure the module is correctly addressed within the S7-200 programming software to avoid I/O conflicts.

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Frequently asked questions

Can the Siemens 6ES7223-1BL21-0XA0 be used with any S7-200 CPU?

No, the Siemens SIMATIC S7-200 EM 223 module (6ES7223-1BL21-0XA0) is specifically designed for and compatible only with Siemens S7-22X series CPUs within the S7-200 family.