# Siemens 3RW4446-6BC36 Soft Starter 250-300HP Industrial Automation

Experience superior motor control with the Siemens **AC Semiconductor Motor Starter 3RW4446-6BC36**, engineered for robust industrial automation applications. This high-quality starter ensures efficient and reliable AC motor operation, minimizing downtime and maximizing productivity. It is an essential component for demanding industrial environments seeking dependable performance. This starter is also known by the part numbers **1SDA072356R0001** **1SDA072119R0001** **1SDA072908R0001** **1SDA073645R0001**.

Designed for advanced control systems, the Siemens **3RW4446-6BC36** operates within a supply voltage range of 400-690V at 50-60Hz. It offers Class 10 protection and handles impressive motor loads up to 250-300HP. This semiconductor motor starter is built with precision in Germany, reflecting Siemens' commitment to excellence in automation technology. For industrial users needing precise motor starting solutions, this device provides critical protection and efficiency.

-   **High Performance**: Capable of managing heavy-duty motor loads up to 250-300HP.
-   **Reliable Control**: Ensures smooth and efficient AC motor starting and operation.
-   **Durable Construction**: Manufactured in Germany to the highest quality standards for long-lasting use.
-   **Broad Compatibility**: Suitable for a wide range of industrial automation systems.
-   **Advanced Protection**: Features Class 10 rating and robust voltage handling.

What makes this Siemens motor starter ideal for heavy industrial use? Its robust design and high horsepower rating ensure it can handle significant motor demands reliably. This Siemens **AC Semiconductor Motor Starter 3RW4446-6BC36** is your trusted solution for critical motor control needs. Discover enhanced operational efficiency and peace of mind with Siemens automation components.

## Details

- **Price:** 999.0 USD
- **Vendor:** Siemens
- **Type:** Industrial Automation > Motor Control > Motor Starters
- **Tags:** 1SDA072119R0001, 1SDA072356R0001, 1SDA072908R0001, 1SDA073645R0001, AC semiconductor starter, heavy duty motor starter, industrial automation, motor control systems, Siemens 3RW4446-6BC36, Siemens motor starter

## Variants

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

## Images

- Siemens 3RW4446-6BC36 Soft Starter 250-300HP Industrial Automation-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-3rw4446-6bc36-motor-starter)
> Updated: 2026-09-19