# T4V 250 PR221DS LS I 100A Circuit Breaker - ABB

The **T4V 250 PR221DS LS I** circuit breaker from **ABB** is engineered for superior electrical protection, ensuring the safety and efficiency of your industrial applications. This 4-pole breaker, identified by part number **1SDA054105R1**, provides robust defense against overloads and short circuits, making it an essential component in any modern electrical system. It's built to handle demanding environments, offering reliable performance when you need it most.

Designed with advanced technology, the **ABB T4V 250 PR221DS LS I** offers dependable protection. This circuit breaker is rated for 100A, capable of managing significant electrical loads. Its compact design allows for easy installation and maintenance, making it suitable for both new installations and system upgrades. This **ABB** circuit breaker is a trusted choice for maintaining continuous power supply and protecting sensitive equipment.

Key Features:

-   **Enhanced Protection:** Safeguards circuits from overloads and short circuits.
-   **High Current Rating:** 100A rating to handle heavy electrical loads.
-   **Durable Design:** Built with quality materials for long-lasting performance.
-   **Easy Installation:** Compact design for convenient setup and maintenance.
-   **Reliable Performance:** Ensures uninterrupted power supply for critical operations.

Specifications: The **T4V 250 PR221DS LS I ABB** circuit breaker features a 100A current rating and is designed for 4-pole configurations, making it perfect for industrial applications. It is engineered with ABB’s commitment to quality.

Choose the **T4V 250 PR221DS LS I** circuit breaker by **ABB** to experience the reliability and efficiency your industrial or automation systems deserve. Trust in the quality and performance of **ABB** products for your electrical protection needs. For more details or assistance, please contact us at [info@ramautomations.com](mailto:info@ramautomations.com).

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Electrical Components > Circuit Breakers > Industrial Breakers
- **Tags:** 100A, 1SDA054105R1, 4-pole circuit breaker, ABB, Circuit Breaker, Industrial Automation, T4V 250 PR221DS LS I

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| New / 1SDA054105R1 | 999.00 USD | In stock |

## Images

- T4V 250 PR221DS LS I 100A Circuit Breaker - ABB-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/t4v-250-pr221ds-ls-i-100a-abb)
> Updated: 2026-10-03