# ABB E3H 1000 PR121-P-LSIG In1000A 4p Circuit Breaker 1SDA059356R1

Introducing the robust **ABB E3H 1000 PR121-P-LSIG In1000A 4p Circuit Breaker**, part number **1SDA059356R1**. This essential component is engineered for superior performance in demanding industrial automation and marine environments. Designed to protect electrical systems, it offers exceptional reliability and advanced protection features, ensuring operational continuity and safety. The E3H series from ABB is renowned for its durability and efficiency, making it a trusted choice for critical applications. This specific model, **PR121-P-LSIG**, provides comprehensive circuit protection. It is ideal for integrators and maintenance professionals seeking high-quality automation solutions. The **ABB E3H 1000** is built to withstand challenging conditions, offering peace of mind.

This advanced circuit breaker operates seamlessly within sophisticated control systems, providing vital safeguards against overloads and short circuits. Its **LSIG protection** capabilities ensure that your electrical infrastructure remains secure and operational under various fault conditions. Engineered for current ratings up to **1000A** and featuring a **4-pole configuration**, the **ABB 1SDA059356R1** offers versatile application in power distribution and motor control. Its design prioritizes ease of integration into existing automation setups, supporting efficient system management and enhancing overall plant safety. This breaker is a testament to ABB's commitment to innovation and quality in industrial electrical components.

-   **High Performance:** Engineered for **1000A** continuous current with robust **LSIG protection**.
-   **Durability:** Built with high-quality materials for extended operational life in harsh industrial settings.
-   **Reliability:** Ensures consistent and dependable circuit protection for critical systems.
-   **Versatile Application:** Suitable for a wide range of industrial automation and marine power distribution needs.
-   **Brand Trust:** Backed by the quality and innovation of **ABB**.

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Electrical Equipment > Circuit Protection > Circuit Breakers
- **Tags:** 1SDA059356R1, 4p circuit breaker, ABB circuit breaker, E3H 1000, In1000A, industrial automation, LSIG protection, marine electrical, PR121-P-LSIG, Ram Automations

## Variants

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

## Images

- ABB E3H 1000 PR121-P-LSIG In1000A 4p Circuit Breaker 1SDA059356R1-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-e3h-1000-pr121-p-lsig-1sda059356r1)
> Updated: 2026-09-21