# Mersen NH 1 Fuse Link 250A 500VAC gG

**URL:** https://aio.lv/en/product--mersen-e219815--12451810
**Data updated:** 2026-05-18 02:40 (EEST)
**Category:** Power Supplies (PSU)
**Manufacturer:** Mersen
**Manufacturer code:** E219815
**EAN:** 8430399001814
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.49 €
**Prices and availability valid until:** 2026-07-07 23:59
**Price without VAT (21%):** 11.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mersen-e219815--12451810

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

The Mersen NH 1 fuse link is a high-performance industrial electrical protection component rated for 250A and 500VAC. Designed with gG characteristics, it provides reliable full-range protection against overloads and short circuits in low-voltage distribution systems. This robust fuse ensures safety and operational continuity in demanding industrial environments, meeting international standards for electrical circuit protection.

## Long description

The Mersen NH 1 fuse link is a high-performance industrial electrical protection component engineered to provide reliable safety in low-voltage distribution systems. With a rated current of 250A and a voltage capacity of 500VAC, this fuse link is designed to handle demanding electrical loads while maintaining operational stability. Its gG characteristic ensures full-range protection, effectively safeguarding circuits against both overloads and short circuits.
Advantages
This fuse link offers exceptional reliability due to its robust construction and adherence to international electrical standards. The gG classification allows for versatile application, providing consistent performance across various industrial settings. Its design facilitates efficient heat dissipation and rapid response times during fault conditions, which helps in minimizing potential damage to connected equipment and ensuring the longevity of the electrical infrastructure.
Suitable for
Low-voltage industrial distribution boards
Protection of electrical cables and lines
Industrial machinery and control panels
Power supply systems requiring reliable overcurrent protection
When it may not be suitable
This fuse link is not intended for use in high-voltage applications exceeding 500VAC. It is also not suitable for circuits requiring specialized protection characteristics other than gG, such as fast-acting fuses for sensitive electronic components or motor-rated fuses with specific time-delay requirements.
Key specifications
Rated current: 250A
Rated voltage: 500VAC
Fuse size: NH 1
Characteristic: gG (full-range protection)
How to use
The fuse link should be installed into a compatible NH 1 fuse base or disconnect switch by qualified personnel. Ensure that the power supply is disconnected before installation to prevent electrical hazards. Align the fuse blades with the contact clips of the base and press firmly until it is securely seated. Always verify that the current and voltage ratings of the fuse match the requirements of the specific circuit being protected.
What to consider before purchase
Verify that the NH 1 size is compatible with your existing fuse holder
Ensure the 250A rating is appropriate for the circuit load
Confirm the system voltage does not exceed 500VAC
Usage recommendations
Regularly inspect the fuse link for signs of physical damage or discoloration. If the fuse has tripped, it must be replaced with an identical unit to maintain the safety integrity of the electrical system. Do not attempt to repair or bypass a blown fuse.

## FAQ

### How much does the Mersen NH 1 250A 500VAC gG Fuse Link 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 — 7 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 01.07.2026 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 Mersen 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 Mersen 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

https://aio.lv/img/cache/product/12451810/68754466_large.webp