# Siemens 3RT1026-1B Contactor with Auxiliary Switch - 40A

The **Siemens 3RT1026-1B contactor** with auxiliary switch is a crucial electrical component designed for dependable performance in various industrial applications. This contactor is engineered to handle voltages ranging from 24 to 48V AC and 24 to 70V DC, making it versatile for different power systems. It is ideally suited for controlling motors, lighting, and other electrical loads, ensuring efficient and safe operation within your industrial setup.

This **contactor** complies with IEC/EN 60 947-4-1 and GB14048.4/50Hz standards, guaranteeing safety and efficiency in line with industry regulations. The **3RT1026-1B** features a short-circuit rating of 5kA at 600V AC, and includes a 100A 75°C Cu wire fuse/CB for added protection. Manufactured in Germany, it promises exceptional performance and value.

Key Features:

-   **High Current Rating:** Handles up to 40A at AC-1 and 35A at AC-3.
-   **Versatile Voltage Compatibility:** Operates efficiently with 24-48V AC and 24-70V DC systems.
-   **Safety Standards Compliance:** Meets IEC/EN 60 947-4-1 and GB14048.4/50Hz standards.
-   **Robust Protection:** Features a 5kA short-circuit rating at 600V AC.
-   **Durable Construction:** Designed for long-lasting performance in demanding environments.

Specifications:

-   Voltage Range: 24-48V AC, 24-70V DC
-   Current Rating AC-1: 40A
-   Current Rating AC-3: 25A (at 380V)
-   Standards: IEC/EN 60 947-4-1, GB14048.4/50Hz

The **Siemens 3RT1026-1B contactor** ensures reliable operation and is a dependable component for your industrial or automation systems. Trust **Siemens** for high-quality electrical components. For any inquiries, contact us at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Electrical Components > Contactors
- **Tags:** 3RT1026-1B, 40A contactor, auxiliary switch, contactor, electrical components, industrial automation, motor control, Siemens

## Variants

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

## Images

- Siemens 3RT1026-1B Contactor with Auxiliary Switch - 40A-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-3rt1026-1b-contactor)
> Updated: 2026-09-18