# Siemens 3RH2140-2VB40 Auxiliary Contactor Control Relay

The Siemens **3RH2140-2VB40** is a robust auxiliary contactor designed for industrial automation control systems. Engineered by Siemens this component ensures reliable operation in demanding environments providing essential control and signaling functionalities. Its advanced design offers superior performance and longevity making it a trusted choice for critical applications.

This Siemens **3RH2140-2VB40** auxiliary contactor operates seamlessly within various control circuits. It is ideal for use in automation tasks requiring precise switching and signaling. The component integrates efficiently with existing Siemens control systems offering a dependable solution for complex industrial setups.

-   **High Reliability**: Ensures consistent performance in continuous operation.
-   **Durable Construction**: Built to withstand harsh industrial conditions.
-   **Efficient Control**: Provides precise and responsive switching capabilities.
-   **Wide Compatibility**: Integrates easily with Siemens automation platforms.
-   **Industrial Grade**: Designed for demanding manufacturing and processing environments.

### Specifications

-   Model: 3RH2140-2VB40
-   Brand: Siemens
-   Type: Auxiliary Contactor
-   Application: Industrial Control and Automation

Choose the Siemens **3RH2140-2VB40** for your industrial automation needs and experience the unparalleled reliability and performance. This industrial control product is a testament to Siemens' commitment to quality and innovation. Secure your operational efficiency today.

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Control Components > Contactors
- **Tags:** 3RH2140-2VB40, Automation Relay, Auxiliary Contactor, Control Systems, Electrical Components, Industrial Control, Siemens, Siemens Automation

## Variants

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

## Images

- Ram Automations

---

> Source: [Ram Automations](https://ramautomations.com/products/siemens-3rh2140-2vb40-contactor-relay)
> Updated: 2026-09-01