# Eaton FWP-50A14F Cylindrical Semiconductor Fuse, 14x51mm, 50A, 700V, aR Class

**URL:** https://aio.lv/en/product--eaton-fwp-50a14f--11242800
**Data updated:** 2026-05-18 02:50 (EEST)
**Category:** Electronics Accessories
**Manufacturer:** EATON
**Manufacturer code:** FWP-50A14F
**EAN:** 5027590021753
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.49 €
**Prices and availability valid until:** 2026-07-31 23:59
**Price without VAT (21%):** 13.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-fwp-50a14f--11242800

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The Eaton FWP-50A14F is a high-speed cylindrical fuse designed for the protection of semiconductor devices. Featuring a 14x51mm form factor, this 50A, 700V fuse operates with an aR characteristic, ensuring reliable performance in demanding electrical circuits. It is engineered for industrial applications where fast-acting protection is critical for sensitive electronic components.

## Long description

The Eaton FWP-50A14F is a high-performance cylindrical semiconductor fuse engineered to provide rapid protection for sensitive electronic components. With a compact 14x51mm form factor, this fuse is specifically designed to handle the rigorous demands of modern power electronics, ensuring that semiconductor devices remain safe from overcurrent conditions in high-voltage environments.
Advantages
This fuse offers exceptional reliability through its specialized aR class characteristic, which is optimized for the protection of power semiconductors. Its robust construction allows it to withstand high-speed fault clearing, minimizing the risk of damage to expensive electronic equipment. The compact design facilitates easy integration into standard fuse holders, making it a versatile solution for industrial electrical systems requiring precise and fast-acting circuit protection.
Suitable for
Protection of power semiconductor devices
Industrial power converters and inverters
Uninterruptible power supply (UPS) systems
Variable frequency drives
High-speed electrical circuit protection
This fuse may not be suitable for general-purpose residential electrical circuits or applications where a slow-acting fuse is required to handle high inrush currents. It is specifically calibrated for semiconductor protection and should not be used in standard household appliance circuits.
Key specifications
Rated current: 50A
Rated voltage: 700V AC
Fuse size: 14x51mm
Characteristic: aR class
Design: Cylindrical
To use the Eaton FWP-50A14F, ensure that the power supply is completely disconnected before installation. Insert the fuse into a compatible 14x51mm fuse holder, ensuring a secure and firm connection to prevent overheating due to contact resistance. Verify that the circuit voltage and current requirements align with the fuse specifications before restoring power.
What to consider before purchase
Verify that the 14x51mm size fits your existing fuse block or holder
Ensure the 50A current rating matches your circuit requirements
Confirm that the 700V voltage rating is sufficient for your application
Check that the aR characteristic is appropriate for your specific semiconductor protection needs
Usage recommendations
Always replace fuses with the exact same type and rating to maintain the safety and integrity of your electrical system. Regularly inspect the fuse holder for signs of oxidation or wear to ensure optimal performance.

## FAQ

### How much does the Eaton FWP-50A14F Semiconductor Fuse 50A 700V cost, and is it available for purchase?

The price is 16.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 11 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 20.07.2026 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 EATON 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 EATON 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/11242800/62134277_large.webp