# Siemens 3NA3803 NH000 10A 500V gG Safety Fuse

**URL:** https://aio.lv/en/product--siemens-3na3803--1509219
**Data updated:** 2026-05-18 02:46 (EEST)
**Category:** Home & DIY Accessories
**Manufacturer:** Siemens
**Manufacturer code:** 3NA3803
**EAN:** 4001869056807
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 12.49 €
**Prices and availability valid until:** 2026-08-10 23:59
**Price without VAT (21%):** 10.32 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3na3803--1509219

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 30.07.2026 | free |
| Pickup points | 04.08.2026 | 1.89 EUR |
| Courier delivery to door | 04.08.2026 | 4.99 EUR |

## Summary description

The Siemens 3NA3803 is a high-quality NH000 size safety fuse designed for industrial electrical protection. Rated at 10A and 500V with gG characteristic, it provides reliable short-circuit and overload protection for low-voltage distribution systems. This standard version features non-insulated gripping lugs for secure installation in fuse bases. Ideal for professional electrical infrastructure and maintenance applications.

## Long description

The Siemens 3NA3803 NH000 10A 500V gG safety fuse is a professional-grade electrical component engineered for robust protection in low-voltage distribution systems. This fuse is specifically designed to safeguard electrical circuits against short-circuits and overloads, ensuring the integrity of industrial and commercial infrastructure. With its standard NH000 size and non-insulated gripping lugs, it offers a reliable and secure fit within compatible fuse bases, making it a dependable choice for maintenance and new installations.
Advantages
This safety fuse provides exceptional reliability due to its gG characteristic, which ensures full-range protection for general applications. The high-quality construction from Siemens guarantees consistent performance under demanding electrical conditions. Its standardized design allows for seamless integration into existing electrical panels and fuse holders, reducing downtime during replacement or maintenance tasks. The robust build quality ensures long-term operational stability in various industrial environments.
Suitable for
Industrial low-voltage distribution systems
Electrical panel protection
Commercial building infrastructure
Maintenance and repair of electrical circuits
When it may not be suitable
This fuse is not intended for use in high-voltage applications or circuits exceeding the 500V rating. It is also not suitable for environments requiring specialized fast-acting protection for sensitive electronic components, as the gG characteristic is designed for general-purpose protection.
Key specifications
Rated current: 10A
Rated voltage: 500V
Fuse size: NH000
Characteristic: gG
Terminal type: Non-insulated gripping lugs
How to use
Installation should be performed by a qualified electrician in accordance with local safety regulations. Ensure the power supply is completely disconnected before attempting to insert or replace the fuse. Use an appropriate NH fuse handle or extraction tool to safely insert the fuse into the fuse base, ensuring the non-insulated gripping lugs are properly seated. Verify that the fuse is firmly locked in place before restoring power to the system.
What to consider before purchase
Verify the current and voltage requirements of your specific circuit
Ensure compatibility with your existing NH000 fuse base
Confirm that the gG characteristic meets your protection requirements
Check local electrical codes for installation compliance
Usage recommendations
Always replace fuses with the exact same rating and characteristic to maintain the safety and functionality of the electrical system. Regularly inspect fuse bases for signs of wear or corrosion to ensure optimal electrical contact.

## Specifications

| Feature | Value |
|---|---|
| Purpose | High voltage |
| Quantity per pack | 1 pc(s) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Package weight | 128 g |
| Package depth | 62 mm |
| Package height | 84 mm |
| Package width | 65 mm |

### Design

| Feature | Value |
|---|---|
| Product colour | Multicolour |

## FAQ

### How much does the Siemens 3NA3803 Safety Fuse \| 10A 500V NH000 cost, and is it available for purchase?

The price is 12.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 30.07.2026 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/1509219/57987052_large.webp