# 6ES5 318-3UA11 Serial Interface Board - Siemens Simatic

The **Siemens Simatic 6ES5 318-3UA11 Serial Interface Board** is a crucial component for reliable data communication within industrial automation systems. Designed for seamless integration, this interface board ensures efficient performance and compatibility across various applications. It is widely used in industries requiring robust and dependable serial communication. With its robust design and proven reliability, the **6ES5 318-3UA11** enhances the operational efficiency of your automation processes.

This **Siemens Simatic** board, also known by part numbers like **C79040-A322-C6-03-85**, **C79040-A322-C6-03-86**, and **C79040-A322-C6-03-87**, is essential for connecting devices and systems. This board weighs 340 gm, making it easy to install and integrate into existing setups. This **serial interface board** is ideal for enhancing connectivity and performance. If you're looking for a dependable solution, the **6ES5 318-3UA11** is a prime choice.

-   **Reliable Data Transfer**: Ensures consistent and dependable data communication.
-   **Seamless Integration**: Compatible with various systems, facilitating easy setup.
-   **Enhanced Performance**: Improves the efficiency of your automation processes.
-   **Durable Design**: Built to withstand the rigors of industrial environments.

The **Siemens Simatic 6ES5 318-3UA11 Serial Interface Board** provides a dependable solution for industrial automation systems, ensuring reliable and efficient data transfer. Its robust design and compatibility make it a valuable asset for any setup. Enhance your system's performance and connectivity with this essential component. For further inquiries, contact us at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > PLC Components > Interface Boards
- **Tags:** 6ES5 318-3UA11, C79040-A322-C6-03-85, C79040-A322-C6-03-86, Industrial Automation, PLC, Serial Interface Board, Siemens

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Used | 999.00 USD | In stock |

## Images

- 6ES5 318-3UA11 Serial Interface Board - Siemens Simatic-Ram Automations

---

> Source: [Ram Automations](https://ramautomations.com/products/6es5-318-3ua11-siemens-simatic)
> Updated: 2026-09-18