# Siemens 3RH2122-4BB40 Auxiliary Contactor Industrial Control

Enhance your industrial automation with the robust Siemens 3RH2122-4BB40 auxiliary contactor. Designed for reliable control system integration, this component ensures seamless operation in demanding environments. Its compact design and superior performance make it an ideal choice for various automation applications.

The Siemens 3RH2122-4BB40 offers exceptional electrical performance suitable for complex control circuits. It is engineered for high switching frequencies and durability, providing consistent power and protection for your machinery. This contactor is a key element in building efficient and safe automation solutions.

-   **High Durability** for extended operational life
-   **Reliable Switching Performance** in industrial settings
-   **Seamless Integration** with existing control systems
-   **Compact Design** for space-efficient installations
-   **Siemens Quality** for trusted automation

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Control Components > Auxiliary Contactors
- **Tags:** automation components, control systems, electrical components, industrial control, Ram Automations, Siemens 3RH2122-4BB40, Siemens auxiliary contactor

## Variants

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

## Images

- Siemens 3RH2122-4BB40 Auxiliary Contactor Industrial Control-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-3rh2122-4bb40-contactor)
> Updated: 2026-10-12