# S7-400 Plug

## Overview of Siemens S7-400 Plug

The Siemens S7-400 Plug is an essential accessory designed for integration within industrial automation systems. As part of the extensive Siemens product range, this component supports control panel assemblies and automation projects requiring precise and reliable electrical connections. DDY Supply provides industrial electrical components for global distributors, EPC contractors, system integrators, and industrial buyers.

Utilized primarily in programmable logic controller (PLC) configurations, the S7-400 Plug facilitates secure interfacing with Siemens automation modules. Its application extends to complex control systems and machinery requiring robust electrical connectivity within manufacturing and infrastructure projects.

## Key Features of the S7-400 Plug

-   Designed for seamless connection within Siemens S7-400 PLC systems, ensuring compatibility with a wide range of automation modules.
-   Engineered with durable materials to maintain electrical integrity under industrial operating conditions.
-   Facilitates straightforward installation and integration into control panels, streamlining assembly processes.
-   Supports high-density wiring configurations, optimizing space in electrical enclosures.
-   Compatible with standard Siemens accessories to provide consistent performance across system architectures.

## Technical Specifications

Brand

Siemens

Model

S7-400 Plug

Product Category

Accessories

## Industrial Applications

The Siemens S7-400 Plug is widely used within industrial automation environments, particularly in PLC control systems and electrical distribution frameworks. It is suited for installation in control panels governing manufacturing equipment and machinery, supporting system integrators and engineering companies engaged in infrastructure and energy projects. This plug ensures reliable connections within complex automation tasks, facilitating efficient system operation in industrial settings.

## Frequently Asked Questions

**Q: Where can I buy Siemens S7-400 Plug from China?**

A: DDY Supply provides Siemens accessories for global distributors, contractors, system integrators, and engineering projects, including the S7-400 Plug.

**Q: What applications is the Siemens S7-400 Plug suitable for?**

A: The S7-400 Plug is commonly used in industrial automation, PLC control systems, control panels, and manufacturing equipment applications.

**Q: Can DDY Supply provide industrial electrical components for projects?**

A: Yes, DDY Supply supplies industrial electrical components for international projects, including Siemens products like the S7-400 Plug.

## Details

- **Price:** 122.61 USD - 123.78 USD
- **Vendor:** DDY GROUP CO.,LTD.
- **Tags:** Accessories, Siemens

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| 6ES7490-0AB00-0AA0 | 122.61 USD | In stock |
| 6ES7490-0AA00-0AA0 | 123.78 USD | In stock |

## Images

- S7-400 Plug

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> Source: [DDY GROUP CO.,LTD.](https://ddysupply.com/products/s7-400-plug)
> Updated: 2026-08-29