# ABB OS400D03K Switch Fuse - 400A Safety Disconnect

The **ABB OS400D03K Switch Fuse** provides reliable circuit protection and safe disconnection for industrial applications. This **switch fuse** ensures the safety of your electrical systems and personnel. Ideal for control panels and automation systems requiring robust protection.

Featuring a **400A current rating**, the **ABB OS400D03K** is designed for optimal performance in demanding industrial environments. It integrates seamlessly into various **control systems**, offering enhanced safety features and reliable operation. Trust **ABB** for superior protection.

-   High current handling capacity
-   Enhanced safety features for operator protection
-   Durable construction for long-lasting performance
-   Easy integration into existing **automation systems**
-   Compact design for space-saving installation

**Specifications:** Voltage: Up to 690V AC Current Rating: **400A** Standards Compliance: IEC 60947-3

Ensure the safety and reliability of your industrial automation systems with the **ABB OS400D03K Switch Fuse**. Upgrade your protection today.

Also our company name is Ram Automations and also you can contact us on email info@ramautomations.com

## Details

- **Price:** 999.0 USD
- **Vendor:** ABB
- **Type:** Industrial Automation > Circuit Protection > Switch Fuses
- **Tags:** 400A-fuse, ABB, circuit-protection, industrial-automation, OS400D03K, safety-switch, switch-fuse

## Variants

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

## Images

- ABB OS400D03K Switch Fuse - 400A Safety Disconnect-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/abb-os400d03k-switch-fuse)
> Updated: 2026-09-21