# ABB E3L 2500 PR121-P-LSI Circuit Breaker 1SDA056753R1 2500A 3 Pole

Introducing the robust ABB E3L 2500 PR121-P-LSI circuit breaker, a premier solution for demanding industrial automation and power distribution applications. Engineered by ABB this high-performance unit, identified by part number **1SDA056753R1**, offers exceptional protection and reliability for your critical systems. Its advanced design ensures safe and efficient operation in challenging environments, making it a trusted component for safeguarding electrical infrastructure. Experience superior performance and peace of mind with this advanced circuit breaker.

The ABB E3L 2500 PR121-P-LSI is built for superior electrical protection. It features an In2500A current rating and a 3-pole configuration, designed to seamlessly integrate into modern control systems. Ideal for industrial automation, this breaker provides essential overcurrent and short-circuit protection, minimizing downtime and equipment damage. Its LSI (Long-time, Short-time, Instantaneous) trip unit offers adjustable settings for precise protection coordination. This component is a vital part of any reliable power management strategy, ensuring operational continuity and safety.

-   Superior protection with ABB's advanced circuit breaker technology
-   Reliable performance for industrial automation and power distribution
-   Durable construction ensuring long-lasting operational efficiency
-   Seamless integration into existing electrical systems
-   Key component for safeguarding valuable equipment and infrastructure

### Specifications

Brand ABB  
Model E3L 2500 PR121-P-LSI  
Part Number 1SDA056753R1  
Current Rating In2500A  
Poles 3  
Trip Unit Type LSI

Choose the ABB E3L 2500 PR121-P-LSI circuit breaker for unparalleled protection and performance in your industrial settings. Trust in ABB's legacy of innovation and quality to secure your power systems. Contact us today to enhance your automation infrastructure.

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Electrical > Circuit Protection > Circuit Breakers
- **Tags:** 1SDA056753R1, 2500A breaker, 3 pole circuit breaker, ABB circuit breaker, E3L 2500, industrial automation, power distribution, PR121-P-LSI

## Variants

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

## Images

- ABB E3L 2500 PR121-P-LSI Circuit Breaker 1SDA056753R1 2500A 3 Pole-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-e3l-2500-pr121-p-lsi-1sda056753r1)
> Updated: 2026-09-21