# ABB E2N 1250 PR122 LSIG Circuit Breaker 1SDA055877R1

The **ABB E2N 1250 PR122 LSIG In1250a 3p W Mp 1SDA055877R1** is a robust circuit breaker designed for superior electrical protection in industrial environments. This high-performance circuit breaker, with a 1250A current rating, is engineered to handle demanding electrical loads with ease. It is an essential component for safeguarding equipment against overloads and short circuits, ensuring the continuous and safe operation of your electrical systems.

This 3-phase circuit breaker integrates the PR122 protection relay, which provides advanced protection capabilities, making it ideal for a wide range of applications, including motor control centers, power distribution boards, and industrial machinery. The **ABB E2N 1250 PR122 LSIG** is built to the highest standards, ensuring long-lasting performance and reliability. It is a cost-effective solution for your electrical protection needs.

-   **High Current Rating:** Handles up to 1250A, suitable for heavy-duty applications.
-   **Advanced Protection:** Features the PR122 protection relay for comprehensive protection.
-   **3-Phase Design:** Ideal for a variety of industrial settings.
-   **Durable Construction:** Ensures long-lasting performance and reliability.
-   **Easy Installation:** Compact size for cost-effective protection.

The **ABB E2N 1250 PR122 LSIG In1250a 3p W Mp 1SDA055877R1** circuit breaker offers dependable protection and performance. If you're looking to enhance the safety and efficiency of your industrial or automation systems, this circuit breaker is a smart choice. Trust in the quality and reliability of **ABB** products for your critical electrical protection needs. For any questions, you can contact us at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Electrical Components > Circuit Breakers > Molded Case Circuit Breakers
- **Tags:** 1250A circuit breaker, 1SDA055877R1, ABB circuit breaker, E2N 1250, Industrial circuit protection, PR122 LSIG

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| New / 1SDA055877R1 | 999.00 USD | In stock |

## Images

- ABB E2N 1250 PR122 LSIG Circuit Breaker 1SDA055877R1-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-e2n-1250-pr122-lsig-1sda055877r1)
> Updated: 2026-09-18