# Siemens 3RH2122-4KB40-0LA0 Contactor Relay for Industrial Automation Control

The Siemens 3RH2122-4KB40-0LA0 is a high-performance contactor relay designed for robust industrial automation applications. This essential component ensures reliable control over electrical circuits, offering superior operational efficiency and safety in demanding environments. Its advanced design provides key advantages for seamless integration into complex control systems.

Engineered for precision, the Siemens 3RH2122-4KB40-0LA0 operates within specific voltage and current parameters, making it ideal for diverse automation tasks. It is a critical element in building automation solutions and machinery control, ensuring stable performance and safeguarding equipment. This contactor relay is built to meet stringent industrial standards for control systems and protection features.

-   **Enhanced Durability** built for continuous industrial operation
-   **Superior Performance** ensuring precise electrical circuit control
-   **Seamless Integration** compatible with various automation systems
-   **Reliable Protection** safeguarding sensitive machinery and circuits
-   **Energy Efficiency** contributing to optimized power consumption

### Specifications

-   Model: 3RH2122-4KB40-0LA0
-   Brand: Siemens
-   Application: Industrial Automation Control
-   Type: Contactor Relay

Trust in the quality and expertise of Siemens for your industrial automation needs. The Siemens 3RH2122-4KB40-0LA0 contactor relay offers unmatched reliability for critical applications. Explore how this component can elevate your control system performance.

Also our company name is Ram Automations and also you can contact us on email info@ramautomations.com

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Control Components > Relays
- **Tags:** automation control systems, electrical relays, industrial control products, machinery control, Ram Automations, Siemens 3RH2122-4KB40-0LA0, Siemens contactor relay

## Variants

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

## Images

- Siemens 3RH2122-4KB40-0LA0 Contactor Relay for Industrial Automation Control-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-3rh2122-4kb40-0la0-contactor-relay)
> Updated: 2026-09-28