# Siemens 3NW20 NNSF Fuse Holder - 20A 550V AC Protection

The **Siemens 3NW20 NNSF 20A 550V AC Fuse Holder** provides reliable electrical protection in industrial and commercial applications. This high-quality fuse holder ensures efficient handling of electrical currents, safeguarding your equipment and systems. What makes the **Siemens 3NW20 NNSF** a dependable choice for your electrical needs

Technically, the **Siemens 3NW20 NNSF** is designed for easy installation and maintenance. Its compact design facilitates mounting in tight spaces. The 550V voltage rating and 20A current rating make it suitable for various automation and control systems, providing robust protection against overloads and short circuits. Ideal for upgrading existing systems or new projects, it meets stringent industry standards.

-   **High Voltage Capacity**: Handles up to 550V AC
-   **Efficient Current Protection**: Rated for 20A
-   **Compact Design**: Easy to install in tight spaces
-   **Durable Construction**: Ensures long-lasting performance
-   **Wide Application**: Suitable for industrial and commercial use

**Specifications**:

-   Voltage Rating: 550V AC
-   Current Rating: 20A
-   Weight: 80 grams
-   Part Number: **3NW20 NNSF**

Trust in the **Siemens** brand for your electrical component needs. The **3NW20 NNSF Fuse Holder** provides quality and reliability. Ensure the safety and efficiency of your industrial automation systems with this dependable fuse holder. Order yours 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:** Siemens
- **Type:** Electrical Components > Fuse Holders > AC Fuse Holder
- **Tags:** 20A, 3NW20 NNSF, 550V, automation-fuse, electrical-protection, fuse-holder, industrial-fuse, siemens

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| New | 999.00 USD | In stock |

## Images

- Siemens 3NW20 NNSF Fuse Holder - 20A 550V AC Protection-Ram Automations

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> Source: [Ram Automations](https://ramautomations.com/products/siemens-3nw20-nnsf-20a-fuse-holder)
> Updated: 2026-09-19