# ABB E2N 2000 PR122-P-LSIG In2000A 4p W MP 1SDA055949R1 Circuit Breaker

The **ABB E2N 2000 PR122-P-LSIG In2000A 4p W MP 1SDA055949R1** is a high-performance circuit breaker designed for robust industrial automation and marine applications. This component ensures reliable power distribution and protection, offering advanced safety features and operational efficiency. Its advanced design makes it an essential part of critical electrical infrastructure, safeguarding equipment and personnel from electrical faults. Ideal for demanding environments, the **ABB E2N 2000 PR122-P-LSIG In2000A 4p W MP 1SDA055949R1** provides unparalleled dependability.

Engineered with cutting-edge technology, the **ABB E2N 2000 PR122-P-LSIG In2000A 4p W MP 1SDA055949R1** circuit breaker offers superior protection with its LSIG (Long-Time, Short-Time, Instantaneous, Ground-fault) trip unit. This ensures comprehensive safety against overcurrents and ground faults, crucial for maintaining the integrity of complex control systems. Its robust construction and precise current rating of In2000A make it suitable for high-capacity power circuits in industrial settings. The 4-pole configuration provides enhanced isolation and safety for three-phase systems. This breaker integrates seamlessly into modern automation setups, offering enhanced operational continuity.

-   Exceptional performance in demanding industrial and marine environments.
-   Advanced LSIG protection for comprehensive electrical safety.
-   Durable construction ensuring long operational life and reliability.
-   Seamless integration with various automation and control systems.
-   High current rating of In2000A for heavy-duty applications.

## Specifications

**Brand** ABB  
**Model** E2N 2000 PR122-P-LSIG  
**Part Number** 1SDA055949R1  
**Rated Current** In2000A  
**Poles** 4p  
**Trip Unit** LSIG

Experience the advanced protection and unwavering reliability that the **ABB E2N 2000 PR122-P-LSIG In2000A 4p W MP 1SDA055949R1** brings to your electrical systems. Trust in ABB's legacy of innovation for your critical automation needs. Invest in superior protection today.

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Electrical > Circuit Breakers > Molded Case Circuit Breakers
- **Tags:** 1SDA055949R1, 4 pole circuit breaker, ABB circuit breaker, E2N 2000 PR122-P-LSIG, In2000A breaker, industrial automation, LSIG protection, marine electrical

## Variants

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

## Images

- ABB E2N 2000 PR122-P-LSIG In2000A 4p W MP 1SDA055949R1 Circuit Breaker-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-e2n-2000-pr122-p-lsig-1sda055949r1)
> Updated: 2026-09-21