
Inquiry: Siemens 6AG1518-4AX00-4AC0 SIPLUS CPU 1518-4 PN/DP MFP
This listing details the Siemens SIPLUS CPU 1518-4 PN/DP MFP, designed for robust industrial automation environments. The unit features extended temperature ranges and enhanced connectivity options for complex control tasks.
Quick Facts
- Part number
- 6AG1518-4AX00-4AC0
- Brand
- Siemens
- Category
- PLC CPUs & Controllers
- Product type
- PLC CPUs & Controllers
- Lifecycle
- Active Product
- Dimensions
- 15.5 x 15.5 x 5.00 cm
- Net weight
- 2.135 Kg
- Source category
- SIPLUS CPU 1518-4 PN/DP MFP
Product Overview
The Siemens 6AG1518-4AX00-4AC0 is a central processing unit within the SIPLUS standard series, built upon the S7-1500 platform. It integrates conformal coating for protection against harsh industrial conditions. Review Siemens 6AG1518-4AX00-4AC0 as PLC CPUs & Controllers with source category SIPLUS CPU 1518-4 PN/DP MFP, recorded lifecycle Active Product, and submitted model identity.
This controller supports extended operating temperatures from 0 to +60 degrees Celsius, ensuring reliable performance in demanding environments. It includes preinstalled C/C++ runtime capabilities for advanced programming needs.
Technical Review Notes
- The device features a 4 MB work memory allocated for program storage and 20 MB dedicated to data management. Keep dimensions 15.5 x 15.5 x 5.00 cm and net weight 2.135 Kg unchanged while comparing project documents and product image evidence.
- Connectivity includes a PROFINET IRT interface with a two-port switch for high-speed real-time communication.
- A second PROFINET RT interface provides additional flexibility for network integration and distributed automation setups.
- An Ethernet interface allows for standard TCP/IP communication protocols and integration with higher-level systems.
- PROFIBUS interface support enables connection to legacy devices and fieldbus networks for comprehensive automation.
- Bit performance is recorded at 1 nanosecond, indicating high-speed processing capabilities for critical control loops.
Model Identification
- The part number 6AG1518-4AX00-4AC0 identifies this specific variant of the SIPLUS CPU 1518-4 PN/DP MFP. Use the source path Automation technology / SIPLUS standard CPUs / SIPLUS CPU 1518-4 PN/DP MFP to confirm catalog context, model family, parameter review scope, and technical inquiry preparation notes.
- It is derived from the base model 6ES7518-4AX00-1AC0 with added environmental protection features.
- The MFP designation indicates Multi-Function Platform capabilities, supporting multiple communication interfaces simultaneously.
- Lifecycle status is listed as Active Product, confirming current manufacturing and support review details.
Technical Parameters
| Product type | PLC CPUs & Controllers |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 15.5 x 15.5 x 5.00 cm |
| Net weight | 2.135 Kg |
| Source category | SIPLUS CPU 1518-4 PN/DP MFP |
Parameters are factual source fields retained for model review.
Parameter Review
- Physical dimensions are recorded as 15.5 cm by 15.5 cm by 5.00 cm for spatial planning. Check product-owned images, label text, connector area, and submitted model references against the exact 6AG1518-4AX00-4AC0 record before publication.
- Net weight is specified at 2.135 kg, which is relevant for mounting and structural considerations.
- A SIMATIC Memory Card with a minimum capacity of 2 GB is required for operation.
- OPC UA Runtime license is included, facilitating secure and standardized data exchange over networks.
- Conformal coating is applied to protect internal components from moisture, dust, and corrosive agents.
Catalog Classification
Image & Label Review
- Front view displays the status LEDs and connection ports for interface identification and monitoring.
- Side profile highlights the compact form factor and DIN-rail mounting mechanism for installation.
- Rear section shows the terminal blocks and communication connectors for wiring and cabling.
- Label area contains the part number and barcode for inventory tracking and verification purposes.
Product Image Gallery

Inquiry Preparation
- Verify the required memory card capacity and type before submitting detailed technical questions.
- Confirm the network topology requirements for PROFINET IRT and PROFIBUS integration in your project.
- Check environmental conditions to ensure the 0 to +60 degree range meets your site specs.
- Review the C/C++ runtime license inclusion for software development and deployment planning.
Category Context
This unit falls under the PLC CPUs & Controllers category for industrial automation systems.
It belongs to the SIPLUS standard CPUs segment, focusing on enhanced environmental resilience.
Review Notes
- Source parameter review confirms the technical specifications match the published Siemens documentation.
- Model identification notes verify the correct part number and variant designation for accuracy.
- Lifecycle status indicates active production, supporting long-term project planning and maintenance.
- Inquiry preparation steps help ensure all technical and operational questions are addressed.



