Need More Details?
If you’d like to check stock availability, request the latest price, or view more product images, simply click the "Request for Price" button and our team will assist you promptly.

The Siemens 3NP407 Fuse Switch Disconnector is a critical electrical component designed for dependable performance in industrial applications. This switch disconnector, compliant with DIN VDE 0660 Teil 107 and IEC60947-3 standards, offers robust protection and efficient power distribution. It's ideal for safeguarding equipment and personnel in demanding environments.
This German-manufactured unit is engineered to handle various voltage configurations, including 690V AC and 220V DC. The 3NP407 model features a 160A fuse insert (Gr.00 DIN 43620 IEC 60269-2-1), ensuring optimal performance across different load conditions. The switch disconnector is rated for AC-22B at 400V 160A, AC-23B at 400V 100A, AC-22B at 500V 100A, and AC-21B at 690V 160A. Its compact design and approximate weight of 5kg facilitate easy installation and maintenance.
Specifications: Equipped with a 160A fuse insert, this switch disconnector is rated for AC-22B at 400V 160A, AC-23B at 400V 100A, AC-22B at 500V 100A, and AC-21B at 690V 160A. Its compact and durable design makes it easy to install and maintain, making it a cost-effective solution for your electrical system needs.
Choose the Siemens 3NP407 Fuse Switch Disconnector for its proven reliability and performance in industrial and automation systems. Trust Siemens for quality and safety. Contact us at info@ramautomations.com for more information and to integrate this component into your system.
Returns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.