# Siemens 5SP4 392-7 3P C125 MCB Miniature Circuit Breaker

The **Siemens 5SP4 392-7 3P C125 MCB Miniature Circuit Breaker** is a critical component for safeguarding electrical circuits. Designed for efficient and reliable performance, this circuit breaker offers essential protection against overloads and short circuits. Ideal for various applications, it ensures the safety and longevity of your electrical systems. It can be utilized in residential, commercial, and industrial settings.

This 3-pole miniature circuit breaker, compliant with IEC/EN 60898-1 and GB 10963.1 standards, operates at a voltage rating of 10000 ~400v. The **5SP4 392-7** model features a maximum breaking capacity of 3.5 nm and is suitable for use with max.277v AC for 1 pole and max.480v AC for 2, 3, and 4 poles. Its compact design and ease of installation make it a versatile choice for your circuit protection needs.

Key Features:

-   **Miniature Circuit Breaker** for overload and short circuit protection.
-   **3-Pole Design** for enhanced circuit protection.
-   Compliant with IEC/EN 60898-1 and GB 10963.1 standards for safety.
-   Easy installation with a max.pz2 screwdriver.
-   Durable and long-lasting for residential, commercial and industrial applications.

Specifications:

Voltage Rating: 10000 ~400v

Breaking Capacity: 3.5 nm

Poles: 3

The **Siemens 5SP4 392-7 3P C125 MCB** is a testament to Siemens' commitment to quality and performance. Its robust design and reliable operation make it an excellent choice for protecting your electrical circuits. Trust in the Siemens brand for dependable circuit protection in 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:** Electrical Components > Circuit Protection > Miniature Circuit Breakers
- **Tags:** 3-pole, 5SP4 392-7, circuit protection, electrical safety, miniature circuit breaker, Siemens

## Variants

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

## Images

- Siemens 5SP4 392-7 3P C125 MCB Miniature Circuit Breaker-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-5sp4-392-7-3p-c125-mcb)
> Updated: 2026-10-02