# ABB Single Pole Circuit Breaker E4.2 1SDA081189R1 4000A

Introducing the ABB Single Pole Circuit Breaker E4.2 **1SDA081189R1**, a robust solution designed for critical industrial automation and marine applications. This high-performance breaker ensures reliable power distribution and protection, safeguarding your sensitive electrical systems from overloads and short circuits. Its advanced design guarantees operational continuity and enhances the safety of your infrastructure. Trust in ABB's legacy of innovation for your most demanding environments.

Engineered for demanding operational conditions, the ABB E4.2 circuit breaker offers exceptional performance in industrial settings. It seamlessly integrates into complex control systems, providing essential protection with its robust 4000A current rating. This device is built to withstand rigorous use, making it an indispensable component for maintaining stable power flow and preventing electrical hazards in automated processes and marine electrical networks.

-   Superior protection for industrial automation systems
-   High durability for demanding marine environments
-   Ensures operational continuity and system safety
-   Advanced design for reliable power distribution
-   Compatible with various control system architectures

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Industrial Automation > Circuit Protection > Circuit Breakers
- **Tags:** 1SDA081189R1, 4000A breaker, ABB circuit breaker, ABB electrical components, E4.2, industrial automation, marine electrical, power protection

## Variants

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

## Images

- ABB Single Pole Circuit Breaker E4.2 1SDA081189R1 4000A-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-e42-circuit-breaker-1sda081189r1)
> Updated: 2026-10-11