# Lincoln Electric EH3-400 Electrode Holder 400A for 5-8mm Electrodes

**URL:** https://aio.lv/en/product--lincoln-electric-kp10578-2--12433353
**Data updated:** 2026-05-14 08:42 (EEST)
**Category:** Other goods
**Manufacturer:** lincoln electric
**Manufacturer code:** KP10578-2
**EAN:** 8712067066012
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Lincoln Electric EH3-400 electrode holder is a professional-grade welding accessory designed for manual arc welding. Rated for 400A, this robust holder supports electrodes with diameters ranging from 5mm to 8mm. It ensures a secure grip and reliable electrical contact, providing stability and safety during heavy-duty welding operations in industrial and workshop environments.

## Long description

The Lincoln Electric EH3-400 electrode holder is a professional-grade tool engineered for manual arc welding applications. Designed to handle high-amperage tasks, this holder is rated for 400A and is specifically built to accommodate electrodes with diameters between 5mm and 8mm. Its construction focuses on durability and performance, ensuring that it can withstand the rigors of demanding industrial and workshop environments while maintaining consistent electrical conductivity.
Advantages
This electrode holder offers exceptional reliability due to its robust design, which ensures a firm and secure grip on the welding electrode throughout the entire welding process. The high-quality materials used in its manufacture provide excellent heat resistance and electrical contact, minimizing power loss and preventing overheating during extended use. Its ergonomic build allows for better control, contributing to improved weld quality and operator comfort during heavy-duty operations.
Suitable for
Heavy-duty industrial welding projects
Workshop fabrication and repair tasks
Manual arc welding with large diameter electrodes
High-amperage welding applications up to 400A
When it may not be suitable
This holder is not intended for light-duty or hobbyist welding tasks that utilize smaller diameter electrodes, as its size and weight may be cumbersome for delicate work. It is also not suitable for welding processes that require currents significantly lower than its rated capacity or for specialized welding techniques that do not involve standard manual arc electrodes.
Key specifications
Maximum current rating: 400A
Compatible electrode diameter: 5mm to 8mm
Application: Manual arc welding
Design: Professional-grade industrial construction
How to use
To use the Lincoln Electric EH3-400, first ensure that your welding machine is powered off. Open the jaws of the holder by rotating the handle or using the spring-loaded mechanism to insert the electrode securely. Ensure the electrode is firmly gripped to maintain optimal electrical contact. Once the electrode is positioned, connect the holder to your welding cable according to the manufacturer's instructions. During operation, maintain a steady grip and ensure the holder remains clean and free of debris to prevent arcing or poor conductivity.
What to consider before purchase
Verify that your welding machine output matches the 400A rating
Ensure your project requirements involve electrodes within the 5mm to 8mm range
Check the compatibility of your existing welding cables with this holder
Usage recommendations
Always inspect the electrode holder for signs of wear or damage before each use. Replace the holder if the jaws no longer provide a secure grip or if the insulation is compromised to ensure operator safety and consistent welding performance.

## FAQ

### What payment options are available?

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### 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 lincoln electric 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 lincoln electric 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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