# ABB MC-S5 400A 1000V Circuit Breaker - Reliable Protection

The **ABB MC-S5 2CMA103178R1000** is a high-performance circuit breaker, designed to provide dependable protection in various electrical systems. This 400A, 1000V circuit breaker is ideal for commercial, industrial, and residential applications, ensuring the safety and efficiency of your electrical infrastructure. It's a crucial component for preventing overloads and short circuits.

This **ABB circuit breaker** boasts a compact design, simplifying installation in space-constrained environments. Its robust construction guarantees long-lasting performance, while its high voltage and current ratings make it suitable for a broad spectrum of electrical loads. The **MC-S5 2CMA103178R1000** exemplifies ABB's commitment to quality and reliability, providing peace of mind for both professionals and DIY enthusiasts.

-   **High Current Rating:** 400A capacity for handling significant electrical loads.
-   **Voltage Protection:** 1000V rating, ensuring safety in high-voltage applications.
-   **Compact Design:** Easy installation in various electrical panels and enclosures.
-   **Durable Construction:** Built to withstand demanding operating conditions.
-   **ABB Brand Reliability:** Trust in a leading brand for electrical protection.

The **ABB MC-S5 2CMA103178R1000** delivers exceptional performance and durability. Whether you’re upgrading your industrial system or maintaining a residential setup, this circuit breaker offers the protection you need. Invest in the reliability of ABB for your electrical safety.

For any inquiries or to learn more, please contact us at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Electrical Components > Circuit Breakers > Industrial Breakers
- **Tags:** 1000V, 2CMA103178R1000, 400A, ABB, circuit breaker, electrical protection, high voltage breaker, industrial automation, MC-S5

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| New / 2CMA103178R1000 | 999.00 USD | In stock |

## Images

- ABB MC-S5 400A 1000V Circuit Breaker - Reliable Protection-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-mc-s5-400a-1000v-breaker)
> Updated: 2026-09-18