# ABB E3H 2500 PR121-P-LSIG In2500A 3p Circuit Breaker 1SDA056482R1

Introducing the robust **ABB E3H 2500 PR121-P-LSIG In2500A 3p W MP** circuit breaker, part number **1SDA056482R1**. This essential component is engineered for demanding industrial automation applications, providing reliable power distribution and protection. Its advanced design ensures operational continuity and safety in critical systems. The E3H series from ABB is recognized for its performance and durability, making it a trusted choice for professionals seeking high-quality electrical infrastructure solutions. This specific model offers exceptional circuit protection, safeguarding equipment against overloads and short circuits. For those seeking dependable protection for their automation setups, the **ABB E3H 2500 PR121-P-LSIG** is an ideal selection.

Engineered with precision for industrial environments, the **ABB E3H 2500 PR121-P-LSIG In2500A 3p W MP** circuit breaker integrates seamlessly into complex control systems. It features a high current rating of **In2500A** and a 3-pole configuration, ensuring broad compatibility and effective power management. The **LSIG** protection functionality offers enhanced safety, detecting and responding to leakage, short circuit, and instantaneous overcurrent events. This intelligent protection mechanism is vital for preventing damage to sensitive machinery and maintaining uptime in automated processes. Its robust construction guarantees long-term reliability even under continuous operation, a key requirement for industrial automation and marine safety systems. When integrated into an automation system, this ABB breaker provides peace of mind.

-   High-performance circuit protection for industrial automation
-   Durable construction ensures long-lasting operational reliability
-   Advanced **LSIG** protection for enhanced safety and equipment safeguarding
-   Seamless integration into existing control and power distribution systems
-   Trusted **ABB** brand known for quality and innovation

**Specifications:**

Brand ABB  
Model E3H 2500 PR121-P-LSIG  
Part Number 1SDA056482R1  
Current Rating In2500A  
Poles 3p

Enhance your industrial operations with the superior protection and reliability of the **ABB E3H 2500 PR121-P-LSIG In2500A 3p W MP**. Trust in ABB's engineering excellence for your critical power applications. Invest in safety and efficiency today.

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Industrial Automation > Circuit Protection > Circuit Breakers
- **Tags:** 1SDA056482R1, 3p circuit breaker, ABB automation, ABB circuit breaker, E3H 2500, In2500A, industrial automation, power protection, PR121-P-LSIG, Ram Automations

## Variants

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

## Images

- ABB E3H 2500 PR121-P-LSIG In2500A 3p Circuit Breaker 1SDA056482R1-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-e3h-2500-pr121-p-lsig-1sda056482r1)
> Updated: 2026-09-21