
6ES7142-4BF00-0AA0 Digital Expansion Module Inquiry
This listing details the Siemens 6ES7142-4BF00-0AA0 digital expansion module within the SIMATIC DP family. Users may submit inquiries to review technical parameters and project documentation.
Quick Facts
- Part number
- 6ES7142-4BF00-0AA0
- Brand
- Siemens
- Category
- I/O Modules
- Product type
- Digital expansion modules
- Lifecycle
- Active Product
- Dimensions
- 13.8 x 7.5 x 6.8 cm
- Net weight
- 0.175 Kg
- Source category
- Digital expansion modules
Product Overview
The Siemens 6ES7142-4BF00-0AA0 functions as a digital expansion module designed for ET 200 PRO systems. It provides eight digital outputs operating at 24 V DC with a current rating of 0.5 A per channel. Review Siemens 6ES7142-4BF00-0AA0 as Digital expansion modules with source category Digital expansion modules, recorded lifecycle Active Product, and submitted model identity.
Module diagnostics are integrated into this electronic unit to support system monitoring. The configuration includes a bus module connection, while the separate IO connection module 6ES7194-4..00-0AA0 must be request independently.
Technical Review Notes
- This device operates as a SIMATIC DP component within the industrial automation ecosystem. Keep dimensions 13.8 x 7.5 x 6.8 cm and net weight 0.175 Kg unchanged while comparing project documents and product image evidence.
- It features eight digital output channels rated for 24 V DC electrical supply.
- Each output channel supports a maximum current load of 0.5 Amperes for connected loads.
- Built-in module diagnostics allow for continuous monitoring of the hardware status.
- The physical dimensions are recorded as 13.8 cm by 7.5 cm by 6.8 cm.
- The net weight of the unit is listed as 0.175 kilograms for handling purposes.
Model Identification
- The part number 6ES7142-4BF00-0AA0 identifies this specific digital expansion module variant. Use the source path Automation technology / I/O modules / Digital expansion modules to confirm catalog context, model family, parameter review scope, and technical inquiry preparation notes.
- The normalized identifier 6ES71424BF000AA0 is used for consistent database indexing and search.
- Siemens serves as the brand manufacturer for this industrial automation hardware component.
- The product lifecycle status is currently recorded as Active Product in documented records.
Technical Parameters
| Product type | Digital expansion modules |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 13.8 x 7.5 x 6.8 cm |
| Net weight | 0.175 Kg |
| Source category | Digital expansion modules |
Parameters are factual source fields retained for model review.
Parameter Review
- Review the eight digital output configuration for application context with 24 V DC loads. Check product-owned images, label text, connector area, and submitted model references against the exact 6ES7142-4BF00-0AA0 record before publication.
- Verify the 0.5 A current rating per channel against your specific application requirements.
- Check the requirement for a separate IO connection module during system planning stages.
- Note the integrated module diagnostics feature for enhanced system visibility and troubleshooting.
- Confirm the physical space requirements based on the 13.8 x 7.5 x 6.8 cm dimensions.
Catalog Classification
Image & Label Review
- Inspect the front label to confirm the exact part number matches 6ES7142-4BF00-0AA0. Review Siemens 6ES7142-4BF00-0AA0 as Digital expansion modules with source category Digital expansion modules, recorded lifecycle Active Product, and submitted model identity.
- Verify the Siemens branding is clearly visible on the housing of the module.
- Check the terminal block area for signs of wear or previous installation marks.
- Ensure the diagnostic LEDs are present and undamaged for proper status indication.
Product Image Gallery

Inquiry Preparation
- Prepare your project documentation detailing the required number of digital output channels.
- Specify the voltage and current characteristics of the loads connected to each output.
- Identify the specific ET 200 PRO rack configuration for proper module integration.
- List any additional accessories needed, such as the separate IO connection module.
Category Context
This module falls under the broader category of Automation technology solutions.
It is classified specifically within the I/O modules segment for digital expansion.
Review Notes
- Cross-reference the technical data sheet with your system design specifications carefully.
- Ensure the bus module type matches the communication protocol required for your setup.
- Validate that the power supply capacity meets the total current demand of all outputs.
- Consult engineering guidelines for proper mounting and wiring of digital expansion modules.



