# Auxiliary Contact Block 3RV1901-1A Siemens - Industrial Control

The **Auxiliary Contact Block 3RV1901-1A** by Siemens is a crucial component for industrial automation, designed to ensure the reliable operation of control systems. This block, with a maker reference of **3RV1901-1A**, is engineered to meet the stringent demands of industrial applications, providing superior performance and durability. It is perfect for integration into control systems, such as those found in purifiers and other essential machinery. This versatile component is a top choice for various industrial applications due to its robust construction and efficient design.

This **Siemens** auxiliary contact block complies with IEC 60947 and VDE 0660 regulations, assuring safety and dependability. Rated at Ieac-12 10A/Ui 690V, it handles a wide range of operational requirements. The auxiliary contacts A600/Q300 10A/240V, further enhance its functionality. Weighing only 100 Gm, this lightweight yet durable block is easy to handle and install. Its design focuses on efficiency and reliability, making it an essential part of any industrial setup. The **3RV1901-1A** is a genuine Siemens accessory.

Key Features:

-   **High Quality Construction:** Ensures long-lasting performance in demanding industrial environments.
-   **Versatile Application:** Suitable for a wide range of control systems and industrial setups.
-   **Reliable Performance:** Delivers consistent and dependable operation.
-   **Easy Integration:** Designed for straightforward installation and integration into existing systems.

Specifications:

-   **Maker Reference:** 3RV1901-1A
-   **Compliance:** IEC 60947 and VDE 0660
-   **Ieac:** 10A
-   **Ui:** 690V
-   **Auxiliary Contacts:** A600/Q300 10A/240V
-   **Weight:** 100 Gm
-   **Func. Name/Type:** 619.05432/702.010.900

Choose the **Auxiliary Contact Block 3RV1901-1A** for superior performance and reliability. Trust in the Siemens brand to enhance your industrial or automation systems. For further assistance, contact us at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Control Components > Auxiliary Contacts
- **Tags:** 3RV1901-1A, A600/Q300, Automation Components, Auxiliary Contact Block, Control Systems, IEC 60947, Industrial Automation, Ram Automations, Siemens, VDE 0660

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| New | 999.00 USD | In stock |

## Images

- Auxiliary Contact Block 3RV1901-1A Siemens - Industrial Control-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/auxiliary-contact-block-3rv1901-1a-siemens)
> Updated: 2026-09-19