# Siemens 5Sx21 C3 Circuit Breaker - Electrical Protection

Protect your electrical circuits with the reliable **Siemens 5Sx21 C3 Circuit Breaker**. This high-quality component ensures safety and efficient performance in residential, commercial, and industrial applications. Looking for a dependable circuit breaker Yes the **Siemens 5Sx21** delivers superior protection

The **Siemens 5Sx21 C3** is engineered to handle a voltage rating of ~230/400V and a current rating of 6000/3 Ui. Its maximum voltage rating of 277V AC makes it suitable for sensitive electronics. Ideal for automation and control systems requiring robust protection.

-   **High Voltage Rating**: Handles up to 277V AC for broad compatibility
-   **Compact Design**: Easy to install in tight spaces
-   **Durable Construction**: Manufactured in Germany to high standards
-   **Reliable Protection**: Protects against overloads and short circuits
-   **IEC & EN Compliance**: Meets Iec 60898 and En 60898 standards

**Specifications:**  
Voltage Rating: ~230/400V  
Current Rating: 6000/3 Ui  
Max Voltage: 277V AC  
Weight: 120 grams

Trust **Siemens** for your circuit protection needs. The **5Sx21 C3 Circuit Breaker** offers long-lasting durability and reliable performance. Upgrade your automation system today

Also our company name is Ram Automations and also you can contact us on email info@ramautomations.com

## Details

- **Price:** 999.0 USD
- **Vendor:** Ram Automations
- **Type:** Electrical > Circuit Breakers > Miniature Circuit Breakers
- **Tags:** 5sx21, circuit breaker, electrical protection, en 60898, iec 60898, siemens

## Variants

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

## Images

- Siemens 5Sx21 C3 Circuit Breaker - Electrical Protection-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-5sx21-c3-circuit-breaker)
> Updated: 2026-09-19