# ABB E3S 2500 PR121 P LSI 2500A 4p F HR Circuit Breaker

Introducing the **ABB E3S 2500 PR121 P LSI** circuit breaker a robust solution for industrial automation protection. This high-performance **ABB circuit breaker** offers unparalleled reliability and safety for demanding electrical systems. Engineered with advanced **HR ABB technology** the **E3S 2500 PR121 P LSI** provides efficient and precise operation safeguarding your valuable equipment.

Designed for critical applications the **ABB E3S 2500 PR121 P LSI** features a substantial **2500A current rating** and a **4-pole configuration** ensuring comprehensive protection. Its advanced construction guarantees durability and longevity making it an ideal choice for both new installations and system upgrades within control systems and industrial environments. This **ABB part number 1SDA056281R1** is built to meet stringent industry standards offering peace of mind.

-   Exceptional protection with **2500A current rating**
-   Durable construction for long-lasting industrial use
-   Reliable performance thanks to advanced **HR ABB technology**
-   Ensures safety in complex automation systems
-   **ABB E3S 2500 PR121 P LSI** model designed for efficiency

**Specifications:**

-   Brand ABB
-   Model E3S 2500 PR121 P LSI
-   Part Number 1SDA056281R1
-   Current Rating 2500A
-   Poles 4p
-   Configuration F HR

Choose the **ABB E3S 2500 PR121 P LSI** for superior electrical protection in your industrial automation setup. Trust in ABB's commitment to quality and innovation for dependable performance. Explore our range for your critical protection needs.

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Industrial Automation > Circuit Protection > Circuit Breakers
- **Tags:** 1SDA056281R1, 2500A circuit breaker, 4 pole breaker, ABB circuit breaker, ABB E3S 2500 PR121 P LSI, electrical protection, HR ABB technology, industrial automation

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| New / 1SDA056281R1 | 999.00 USD | In stock |

## Images

- ABB E3S 2500 PR121 P LSI 2500A 4p F HR Circuit Breaker-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-e3s-2500-pr121-p-lsi-2500a-4p-hr)
> Updated: 2026-09-18