# Siemens 3RH2131-2BF40 Auxiliary Contactor Control Relay

The Siemens **3RH2131-2BF40** is a high-performance auxiliary contactor designed for reliable operation within industrial automation systems. This component plays a crucial role in control circuits, ensuring precise switching and interlocking functions for machinery and processes. Its robust construction guarantees longevity and consistent performance in demanding environments. This Siemens control relay is engineered for seamless integration into existing electrical control panels and automation solutions, offering enhanced operational efficiency and safety. It is a key part of industrial control products essential for modern manufacturing.

Engineered for industrial use the Siemens **3RH2131-2BF40** operates efficiently within complex control systems. It is designed to handle specific voltage and current requirements typical in automation applications. This auxiliary contactor facilitates sophisticated logic and safety interlocks, contributing to the overall reliability of automated processes. Its design prioritizes ease of installation and maintenance, reducing downtime for industrial operations. For those seeking dependable industrial control products, this Siemens relay offers exceptional value.

-   Exceptional **performance** in demanding industrial settings
-   **Durability** built to withstand continuous operation
-   High **efficiency** for optimized control system functionality
-   Excellent **compatibility** with Siemens automation components
-   Designed for **industrial control products** applications

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Control Components > Auxiliary Contactors
- **Tags:** automation control system, control components, electrical switchgear, industrial control relay, Ram Automations, Siemens 3RH2131-2BF40, Siemens auxiliary contactor

## Variants

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

## Images

- Siemens 3RH2131-2BF40 Auxiliary Contactor Control Relay-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-3rh2131-2bf40-contactor-relay)
> Updated: 2026-10-12