Siemens PLC Expansion Module Analogue RS485 for use with SIMATIC S7-1200 G2

RS Stock No.:: 666-163
Mfr. Part No.:: 6ES7241-1CA50-0XB0
Manufacturer:: Siemens

Siemens PLC Expansion Module Analogue RS485 for use with SIMATIC S7-1200 G2

Subtotal (1 unit)*

€118.78

(exc. VAT)

€146.10

(inc. VAT)

In Stock

3 unit(s) ready to ship from another location
Plus 4 unit(s) shipping from 21 October 2026

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit
1 +	€118.78

*price indicative

RS Stock No.:: 666-163
Mfr. Part No.:: 6ES7241-1CA50-0XB0
Manufacturer:: Siemens

Specifications

Technical data sheets

Legislation and Compliance

Product Details

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Select all	Attribute	Value
	Brand	Siemens
	Product Type	PLC Expansion Module
	Input Type	Analogue
	Output Type	RS485
	Mount Type	Plug-in
	For Use With	SIMATIC S7-1200 G2
	Standards/Approvals	CE
	Depth	63mm
	Width	15mm

Datasheet - 6ES7241-1CA50-0XB0

COO (Country of Origin):: DE

Siemens PLC Expansion Module, 63mm Depth, 15mm Width - 6ES7241-1CA50-0XB0

This PLC expansion module provides RS485 connectivity to enhance communication capabilities of SIMATIC S7-1200 G2 controllers in industrial control installations. It is designed for DIN-rail mounting and offers a Compact Interface option for integrating serial field devices within automation networks while conforming to relevant CE approvals.

Features and Benefits:

• RS485 output enables multi-drop serial communications for peripheral devices
• CE-approved construction supports conformity with applicable European standards
• Compact form factor delivers a conservative footprint for crowded control panels

Applications

• Used with S7-1200 G2 controllers for serial fieldbus integration
• Suitable for connecting RS485 sensors and actuators to PLCs
• Ideal for retrofitting existing SIMATIC S7-1200 automation racks

How does it attach within a control enclosure?

It mounts onto standard DIN-rail systems for straightforward installation.

Which controllers is it compatible with?

It is compatible with S7-1200 G2 controllers for RS485 communication.