
Siemens 6AG1443-5DX05-4XE0 Industrial Communications Module
This entry details the Siemens 6AG1443-5DX05-4XE0 unit within the PLC CPUs & Controllers category. The module functions as an extended communications processor for SIMATIC S7-400 systems.
Quick Facts
- Part number
- 6AG1443-5DX05-4XE0
- Brand
- Siemens
- Category
- PLC CPUs & Controllers
- Product type
- PLC CPUs & Controllers
- Lifecycle
- Active Product
- Dimensions
- 30.3 x 23.3 x 4.1 cm
- Net weight
- 0.8 Kg
- Source category
- SIPLUS S7-400 CP 443-5 Extended
Product Overview
The Siemens 6AG1443-5DX05-4XE0 operates as a specialized communications processor designed for robust industrial environments. It extends connectivity options for SIMATIC S7-400 controllers via PROFIBUS DP networks. Review Siemens 6AG1443-5DX05-4XE0 as PLC CPUs & Controllers with source category SIPLUS S7-400 CP 443-5 Extended, recorded lifecycle Active Product, and submitted model identity.
Built upon the 6GK7443-5DX05-0XE0 foundation, this unit features conformal coating for enhanced durability. It supports operational temperatures ranging from 0 to +60 degrees Celsius for extended application needs.
Technical Review Notes
- This module facilitates data exchange between SIMATIC S7-400 PLCs and PROFIBUS DP networks efficiently. Keep dimensions 30.3 x 23.3 x 4.1 cm and net weight 0.8 Kg unchanged while comparing project documents and product image evidence.
- Conformal coating protects internal circuitry against moisture, dust, and corrosive industrial atmospheric conditions.
- Extended temperature rating allows reliable operation in environments up to 60 degrees Celsius continuously.
- Physical dimensions measure approximately 30.3 by 23.3 by 4.1 centimeters for standard rack mounting.
- Net weight is recorded at 0.8 kilograms, ensuring manageable handling during installation procedures.
- Lifecycle status is listed as Active Product, indicating ongoing production and support review details.
Model Identification
- Part number 6AG1443-5DX05-4XE0 identifies the specific SIPLUS variant of the CP 443-5 unit. Use the source path SIPLUS S7-400 communication / SIPLUS S7-400 CP 443-5 Extended to confirm catalog context, model family, parameter review scope, and technical inquiry preparation notes.
- Brand designation confirms origin from Siemens, a recognized manufacturer of industrial automation components.
- Category classification places this item under PLC CPUs & Controllers for precise catalog navigation.
- Product class indicates review restrictions requiring direct contact with designated Siemens review contacts or contacts.
Technical Parameters
| Product type | PLC CPUs & Controllers |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 30.3 x 23.3 x 4.1 cm |
| Net weight | 0.8 Kg |
| Source category | SIPLUS S7-400 CP 443-5 Extended |
Parameters are factual source fields retained for model review.
Parameter Review
- Source category path lists SIPLUS S7-400 communication as the primary functional grouping for this device. Check product-owned images, label text, connector area, and submitted model references against the exact 6AG1443-5DX05-4XE0 record before publication.
- Secondary categorization specifies SIPLUS S7-400 CP 443-5 Extended, highlighting its specialized extended role.
- Base model reference points to 6GK7443-5DX05-0XE0, showing the standard version this unit modifies.
- Operating environment parameters emphasize the need for thermal management within the 0 to 60 C range.
- Physical constraints require verification of rack space and weight limits during initial planning stages.
Catalog Classification
Image & Label Review
- Visual documentation should display the front panel indicators and connection ports clearly for identification. Review Siemens 6AG1443-5DX05-4XE0 as PLC CPUs & Controllers with source category SIPLUS S7-400 CP 443-5 Extended, recorded lifecycle Active Product, and submitted model identity.
- Side views must illustrate the DIN rail mounting clips and overall chassis depth accurately.
- Label close-ups help verify the printed part number and Siemens branding on the housing.
- Internal component shots may show the conformal coating application on the main circuit board.
Product Image Gallery

Inquiry Preparation
- Verify that the target installation site meets the specified temperature requirements for this module.
- Confirm PROFIBUS DP network topology application context with existing SIMATIC S7-400 controller configurations.
- Review physical rack dimensions to ensure sufficient space for the 30.3 cm width constraint.
- Prepare project documents detailing environmental conditions to support the extended operating range justification.
Category Context
This component belongs to the broader PLC CPUs & Controllers segment of industrial automation.
It serves as a critical interface element for high-speed data transmission in manufacturing settings.
Review Notes
- Ensure all technical specifications align with current project engineering drawings and requirements.
- Cross-reference the part number with documented Siemens documentation for the latest firmware versions.
- Assess environmental factors to confirm the conformal coating provides adequate protection for the site.
- Initiate contact through proper channels due to the review-restricted product class classification noted.



