Products

Home /

SIEMENS

/Siemens 6ES7241-1AH32-0XB0 SIMATIC S7-1200 CM 1241 RS232 Communication Module

Siemens 6ES7241-1AH32-0XB0 SIMATIC S7-1200 CM 1241 RS232 Communication Module

SIMATIC S7-1200 · CM 1241 RS232

6ES7241-1AH32-0XB0

The 6ES7241-1AH32-0XB0 is a Siemens SIMATIC S7-1200 CM 1241 communication module with one RS232 interface and Freeport support.

INTERFACERS232

CONNECTOR9-pin D-sub

PROTOCOLFreeport

MODULE TYPECM 1241

MANUFACTURERSiemens

CONDITION / WARRANTYOriginal New · One-Year Warranty

ISO CERTIFICATIONISO-Certified Product

VERIFICATION● Product photos and videos provided after inquiry

REQUEST A QUOTE

✉ EMAIL · sales5@mooreplc.com WHATSAPP · +86 153 5940 8275

Inquire Now

MODEL SEARCHFind a specific part numberOpen the best-matched Moore Automation product page directly.

SIEMENS ● RS232 COMMUNICATION MODULE

SIMATIC S7-1200 CM 1241

6ES7241-1AH32-0XB0

CM 1241 · RS232

9-pin D-sub · Freeport

MODULE ROLE

6ES7241-1AH32-0XB0 is a SIMATIC S7-1200 CM 1241 point-to-point communication module for connecting serial RS232 devices through a 9-pin D-sub interface.

CONFIGURATION NOTE

For 6ES7241-1AH32-0XB0, Siemens specifies one RS232 interface with a 9-pin male D-sub connector and Freeport support; confirm cable pinout, baud rate and device protocol.

👩‍💼

WANT THE BEST PRICE?

Frida

Sales Leader 🏆

EMAILsales5@mooreplc.com WHATSAPP+86 153 5940 8275

ORDER NUMBER BREAKDOWN

How the order number identifies this module

6ES7241

Product familySIMATIC S7-1200
COMMUNICATION MODULE

1AH32

CM 1241 RS232

0XB0

Order suffix

MANUFACTURER-REFERENCE CHARACTERISTICS

Technical Specifications

SIMATIC S7-1200 ↗

CM 1241 RS232 COMMUNICATION MODULE

Engineering data at a glance

Click “+” to expand more specifications.

PACK LENGTH8.8 cm

PACK WIDTH11.0 cm

PACK HEIGHT5.7 cm

NET WEIGHT0.152 kg

Official Siemens product data.

Official product verification Verify the complete order number 6ES7241-1AH32-0XB0and RS232 connector, cable pinout, serial parameters, protocol and CPU compatibility against the current official Siemens datasheet before ordering.

General Information −

BrandSiemens

Part number6ES7241-1AH32-0XB0

Product typeCM 1241 RS232 Communication Module

Product familySIMATIC S7-1200

Mounting styleDIN rail

Engineering softwareSTEP 7 in TIA Portal

Serial Interface Data ＋

InterfaceRS232 point-to-point

Connector9-pin D-sub, male

Protocol supportFreeport

Module and Ordering Data ＋

Communication roleSerial device connection

Product familyCM 1241 communications module

Article statusActive Product; phase-out from 01.11.2026

Packaging quantity1 piece

Lifecycle statusActive Product

Environment and Certification ＋

Packaging dimensions and net weight: 8.8 cm × 11.0 cm × 5.7 cm; 0.152 kg.

Source: Siemens official SiePortal product data and technical datasheet for 6ES7241-1AH32-0XB0.

FAQ

Questions Buyers Ask Most

What is 6ES7241-1AH32-0XB0 used for?＋

6ES7241-1AH32-0XB0 adds one RS232 point-to-point port to a SIMATIC S7-1200 station for serial devices such as scanners, printers, meters and protocol converters.

Which serial interface does 6ES7241-1AH32-0XB0 provide?＋

6ES7241-1AH32-0XB0 provides one RS232 interface through a 9-pin male D-sub connector.

Which communication mode is supported by 6ES7241-1AH32-0XB0 ?＋

6ES7241-1AH32-0XB0 supports Freeport serial communication; the application must set matching data format, baud rate and handshake parameters.

Can 6ES7241-1AH32-0XB0 connect directly to an RS485 device?＋

6ES7241-1AH32-0XB0 uses RS232 electrical signaling, so an RS485 device requires the correct Siemens RS422/485 module or an external converter.

What are the packaging dimensions and net weight of 6ES7241-1AH32-0XB0 ?＋

6ES7241-1AH32-0XB0 has official packaging dimensions of 8.8 × 11.0 × 5.7 cm and a net weight of 0.152 kg.

Is 6ES7241-1AH32-0XB0 still an active Siemens product?＋

6ES7241-1AH32-0XB0 is listed by Siemens as an Active Product, with product phase-out effective 01.11.2026.

What information is needed to quote 6ES7241-1AH32-0XB0 ?＋

6ES7241-1AH32-0XB0 should be quoted with the full order number, connected device type, RS232 pinout, cable length, serial settings, CPU model, quantity and destination.

CONTACT PRODUCT SPECIALIST

Check your configuration with Frida

Share the complete order number and application details for compatibility, availability and lead-time checking.

CHOOSE A DIRECT CONTACT METHOD

sales5@mooreplc.com +86 153 5940 8275

DATA SHEET

Manuals and Official References for
6ES7241-1AH32-0XB0

Official Siemens documentation for the SIMATIC S7-1200 CM 1241 RS232 communication module.

SIMATIC S7-1200 CM 1241 RS232

Siemens technical datasheet for 6ES7241-1AH32-0XB0, including interface, connector, communication functions, lifecycle, packaging dimensions and net weight.

OFFICIAL DATASHEET

Contact to Get Support

Send the complete model, quantity, and your technical or purchasing question.

EMAIL
sales5@mooreplc.com WHATSAPP
+86 153 5940 8275

Technical statements on this product page are based on publicly available official Siemens manufacturer documentation.

S7-1200 SERIAL COMMUNICATION RELATIONSHIP

How CM 1241 RS232 Fits into the SIMATIC S7-1200 System

Siemens is the brand; SIMATIC S7-1200 is the product family; and 6ES7241-1AH32-0XB0 is the CM 1241 RS232 communication module.

Siemens · BRAND

SIMATIC S7-1200PLC FAMILY · AUTOMATION SYSTEM

RS232 COMMUNICATION MODULE

CM 1241 · RS232

CM 1241 adds one RS232 point-to-point channel to a SIMATIC S7-1200 station.

ENGINEERING

STEP 7 in TIA Portal

STEP 7 in TIA Portal is used to configure the module, serial data format, baud rate and Freeport communication.

SERIAL INTERFACE

RS232 · 9-PIN D-SUB

The module connects one compatible RS232 device using a 9-pin male D-sub interface.

System relationship: verify connector pinout, cable type, baud rate, protocol and CPU compatibility.

APPLICATION AREAS

Application mind map for the SIMATIC S7-1200 CM 1241 RS232

Barcode and Code ReadersExchange serial records with compatible RS232 identification devices

Meters and InstrumentsCollect measurements from serial laboratory or process instruments

APPLICATION CENTER CM 1241 RS232 communication module

Legacy Device IntegrationConnect equipment that provides a documented RS232 protocol

Freeport MessagingImplement application-specific serial telegram exchange in the PLC program

ABOUT MOORE AUTOMATION

A trusted industrial automation sourcing partner

Moore Automation Limited supplies industrial automation spare parts to customers worldwide, with dedicated sourcing, part-number verification, pre-shipment confirmation and responsive sales support.

Global sourcing Pre-shipment verification One-year warranty

COMPANY & CUSTOMER POLICIES

About Moore Automation ↗ Contact ↗ Warranty Policy ↗ Shipping Policy ↗ Return / Replacement ↗ Privacy Policy ↗

SERVICE

Industrial Automation Order Support

A clear workflow for sourcing, verification, shipment preparation, delivery and product assurance.

STAGESERVICE ACTIONWHAT WE CHECK OR PROVIDE

01PROCUREMENT

Product SourcingCurrent, hard-to-find and discontinued industrial automation parts.

02VERIFICATION

Part Number ReviewComplete model, suffix, nameplate, visible revision and application details.

03CONFIRMATION

Pre-Shipment CheckModel, label, condition and packaging confirmed with actual photos or video.

04FULFILLMENT

Global Delivery

Worldwide delivery with flexible shipping options. We support door-to-door pickup or delivery to your nominated freight forwarder in China.

DHLFedExUPSTNT

05ASSURANCE

One-Year WarrantyOne-year warranty from delivery for products supplied by Moore Automation.

Warranty Claim Information＋

What to provide: If a product-related issue occurs within the warranty period, contact our team and submit one clear, continuous video for review.

✓Complete product and nameplate

✓Power supply and wiring connections

✓Installation and operating conditions

✓Indicator lights, alarms or error messages

✓Clear description of the fault

✓Continuous video showing the issue

Review outcome: If the evidence confirms a covered product fault, Moore Automation will arrange the appropriate warranty solution.

SALES ASSISTANCE