# Siemens 3NC1091 Cylindrical Fuse Disconnector 1P 10x38mm

**URL:** https://aio.lv/en/product--siemens-3nc1091--11349401
**Data updated:** 2026-05-18 02:41 (EEST)
**Category:** Power Sockets
**Manufacturer:** Siemens
**Manufacturer code:** 3NC1091
**EAN:** 4011209570306
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.49 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 11.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3nc1091--11349401

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Siemens 3NC1091 is a single-pole cylindrical fuse disconnector designed for 10x38mm fuses. This modular device provides reliable circuit protection and safe isolation for electrical installations. It is engineered for industrial and commercial applications, ensuring efficient performance and ease of maintenance within electrical distribution systems.

## Long description

The Siemens 3NC1091 is a high-quality single-pole cylindrical fuse disconnector specifically engineered to house 10x38mm fuses. This modular device serves as a critical component in electrical distribution systems, offering both reliable circuit protection and the capability for safe manual isolation. Designed with industrial and commercial standards in mind, it ensures consistent performance and facilitates straightforward maintenance procedures within various electrical setups.
Advantages
This fuse disconnector stands out due to its robust construction and compact modular design, which allows for efficient space utilization in control cabinets and distribution boards. The device is built to provide high operational safety, ensuring that circuits can be disconnected securely for maintenance or in the event of a fault. Its compatibility with standard 10x38mm fuses makes it a versatile choice for professionals seeking a dependable solution for protecting electrical equipment against overloads and short circuits.
Suitable for
Industrial electrical distribution systems
Commercial building power management
Control panel installations
Protection of sensitive electrical equipment
When it may not be suitable
This device is not intended for use with fuse sizes other than 10x38mm. It is also not suitable for applications requiring multi-pole switching, as this is a single-pole unit designed for individual phase control.
Key specifications
Number of poles: 1
Compatible fuse size: 10x38mm
Mounting type: Modular/DIN rail
Function: Circuit protection and isolation
How to use
The Siemens 3NC1091 is designed for easy installation onto standard DIN rails within an electrical enclosure. To use, insert a compatible 10x38mm fuse into the holder and snap the unit closed. The disconnector allows for the safe manual removal of the fuse when the circuit needs to be isolated. Ensure that all electrical connections are tightened to the manufacturer's specified torque settings to prevent overheating and ensure optimal conductivity.
What to consider before purchase
Verify that your system requires a single-pole configuration
Ensure the fuse size matches the 10x38mm specification
Check available space on the DIN rail within your distribution board
Confirm that the rated voltage and current of your circuit align with the device capabilities
Usage recommendations
Always ensure the circuit is de-energized before attempting to replace a fuse. Regularly inspect the disconnector for signs of wear or thermal damage to maintain system integrity.

## FAQ

### How much does the Siemens 3NC1091 Cylindrical Fuse Disconnector 1P cost, and is it available for purchase?

The price is 14.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 56 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Siemens products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Siemens service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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