# ABB E3H 2500A Circuit Breaker 3-Pole LSIG Protection

The **ABB E3H 2500 PR121-LSIG** circuit breaker, designed for industrial applications, provides robust protection for your electrical systems. This 3-pole circuit breaker, with a 2500A current rating, is engineered to safeguard against overloads and short circuits, ensuring the continuous and reliable operation of your equipment.

This circuit breaker integrates advanced features to meet the demands of modern industrial environments. The **PR121-LSIG** module offers comprehensive protection, including ground fault detection, enhancing the safety and operational efficiency of your electrical infrastructure. The ABB E3H 2500 is built for durability and long-term performance.

Key Features:

-   **High Current Rating:** Handles up to 2500A for demanding applications.
-   **3-Pole Design:** Offers versatile installation options and comprehensive protection.
-   **LSIG Protection:** Provides advanced protection against overloads, short circuits, and ground faults.
-   **Durable Construction:** Built for reliability and long-term performance in industrial environments.
-   **Efficient Operation:** Designed for minimal maintenance and optimal system efficiency.

Specifications:

Current Rating: 2500A  
Poles: 3  
Protection: LSIG

Choose the **ABB E3H 2500 PR121-LSIG** circuit breaker for superior protection and performance in your industrial or automation systems. Trust in ABB's reputation for excellence to ensure the safety and efficiency of your electrical infrastructure. For any queries contact us [info@ramautomations.com](mailto:info@ramautomations.com)

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Electrical Components > Circuit Breakers > Industrial Circuit Breakers
- **Tags:** 2500A, 3-pole circuit breaker, ABB E3H, circuit breaker, electrical protection, industrial automation

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| New / 1SDA056482R1 | 999.00 USD | In stock |

## Images

- ABB E3H 2500A Circuit Breaker 3-Pole LSIG Protection-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-e3h-2500-pr121-lsig)
> Updated: 2026-10-02