# ABB E6H 6300 PR121 P LSI Circuit Breaker 6300A 3 Pole

Introducing the ABB **E6H 6300 PR121 P LSI** circuit breaker, a robust solution for demanding industrial automation applications. Engineered by ABB for superior performance and reliability, this 3-pole breaker offers critical protection with its 6300A rating and integrated PR121 protection relay. Safeguard your valuable equipment and ensure operational continuity with this advanced circuit breaker, designed for efficiency and peace of mind in any industrial setting. It is a key component for any control systems requiring dependable power management.

The **ABB E6H 6300 PR121 P LSI** breaker is built to handle substantial electrical loads, providing essential protection against overcurrents and short circuits. Its sophisticated PR121 protection relay offers precise fault detection and rapid response, minimizing downtime and enhancing overall system productivity. This model, **1SDA057009R1**, represents ABB's commitment to quality and innovation in industrial electrical components. For those seeking dependable automation use and robust protection features, this circuit breaker stands out.

-   **High Current Capacity**: Rated for 6300A to manage heavy industrial loads.
-   **Advanced Protection**: Features the PR121 protection relay for precise fault detection.
-   **Reliable Performance**: Ensures consistent and dependable circuit protection.
-   **Durable Construction**: Built to withstand harsh industrial environments.
-   **Seamless Integration**: Designed for straightforward integration into 3-phase systems.

**Specifications:**  
Brand ABB  
Model E6H 6300 PR121 P LSI  
Part Number 1SDA057009R1  
Current Rating 6300A  
Configuration 3-Pole

Choose the **ABB E6H 6300 PR121 P LSI** circuit breaker for unparalleled protection and reliability in your industrial automation systems. Trust in ABB's legacy of excellence to secure your operations. Invest in superior electrical safety and performance today.

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Electrical Equipment > Circuit Breakers > Industrial Circuit Breakers
- **Tags:** 1SDA057009R1, 3 pole, 6300A, ABB circuit breaker, ABB protection relay, control systems, E6H 6300 PR121 P LSI, electrical safety, industrial automation

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| New / 1SDA057009R1 | 999.00 USD | In stock |

## Images

- ABB E6H 6300 PR121 P LSI Circuit Breaker 6300A 3 Pole-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-e6h-6300-pr121-p-lsi-6300a-3p)
> Updated: 2026-09-18