# SIEMENS 6ES5304-3UB11 Main Unit for SIMATIC S5 Automation Systems

Enhance your industrial automation with the powerful SIEMENS 6ES5304-3UB11 main unit for the SIMATIC S5 series. This essential component ensures seamless decentralized connections up to 600 meters enabling efficient communication for S5-150H S5-155H S5-115H and S5-115F systems. It is ideal for users seeking reliable connectivity in demanding industrial environments.

The SIEMENS 6ES5304-3UB11 offers robust performance for critical control systems. Its compact design and immediate availability make it a valuable asset for optimizing existing automation infrastructure. This unit is designed for integration into sophisticated control architectures ensuring operational continuity.

### Key Features:

-   **Robust connectivity** for SIMATIC S5 systems
-   **Extended range** up to 600 meters for decentralized setups
-   **High compatibility** with S5-150H S5-155H S5-115H S5-115F models
-   **Compact and efficient** design for easy integration
-   **Reliable performance** in industrial automation applications

### Specifications:

-   Part Number: **6ES5304-3UB11**
-   Brand: **SIEMENS**
-   Application: SIMATIC S5 Main Unit
-   Dimensions: 7.30x12.1x3.3cm
-   Weight: 0.03kg

Integrate the dependable SIEMENS 6ES5304-3UB11 into your automation setup for enhanced operational efficiency and communication reliability. Trust SIEMENS for your critical industrial needs.

## Details

- **Price:** 999.0 USD
- **Vendor:** SIEMENS
- **Type:** Industrial Automation > Control Systems > PLCs & Components > Main Units
- **Tags:** control system component, decentralized connection, industrial automation, PLC main unit, SIEMENS, SIEMENS 6ES5304-3UB11, SIMATIC S5

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 999.00 USD | In stock |

## Images

- SIEMENS 6ES5304-3UB11 Main Unit for SIMATIC S5 Automation Systems-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-6es5304-3ub11-main-unit)
> Updated: 2026-09-20