# Welding Electrode Monolith E4047 2.4 mm for Aluminum Si 12%

**URL:** https://aio.lv/en/product--monolith-30194174--10789486
**Data updated:** 2025-12-30 12:38 (EET)
**Category:** Welding Machines
**Manufacturer:** Monolith
**Manufacturer code:** 30194174
**EAN:** 4820130194174
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 5.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 4.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--monolith-30194174--10789486

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

Monolith E4047 welding electrode, 2.4 mm diameter, formulated for aluminum alloys containing approximately 12% silicon. Designed for use in manual arc welding processes to join or rebuild Al-Si components, it provides compatibility with cast and wrought aluminum where Si-rich filler is required. Suitable for repair, fabrication and maintenance tasks on automotive, marine and industrial parts.

## Long description

Monolith E4047 welding electrode, 2.4 mm diameter, formulated for welding and rebuilding aluminum and aluminum-silicon alloys with approximately 12% silicon. Designed for manual arc welding processes, this electrode is compatible with both cast and wrought Al-Si components and is intended for repair, fabrication and maintenance of automotive, marine and industrial parts.
Advantages
The E4047 composition provides good fluidity and wetting on aluminum substrates with elevated silicon content, reducing the risk of hot cracking and improving fill characteristics. The 2.4 mm diameter balances deposit control and penetration for common manual welding applications. Monolith E4047 is designed to produce consistent deposits suitable for subsequent machining or finishing.
Suitable for
 Repair and rebuilding of Al-Si castings and components
 Welding of automotive parts (engine components, housings)
 Marine fittings and aluminum structures
 Industrial maintenance and fabrication involving silicon-bearing aluminum alloys
Key specifications
 Brand: Monolith
 Model / MPN: 30194174
 EAN: 4820130194174
 Electrode type: E4047 for Al-Si alloys
 Diameter: 2.4 mm
 Silicon content (filler): approx. 12% Si
 Application: manual arc welding for aluminum and Al-Si alloys
How to use
Prepare joint surfaces by cleaning to remove oxides, grease and contaminants; mechanical cleaning or chemical fluxing may be used as appropriate. Select correct welding current and polarity according to the welding power source and electrode manufacturer recommendations for a 2.4 mm E4047 rod. Use steady travel speed and appropriate arc length to achieve uniform deposits; allow adequate interpass cooling where required. After welding, remove flux residues (if present) and perform any required machining or finishing.
Usage recommendations
Use Monolith E4047 electrodes on aluminum alloys where a silicon-rich filler is specified. Ensure proper surface preparation and match welding parameters to base material thickness. For critical structural or pressure-containing parts, validate weld procedure and perform appropriate inspection (visual, dye-penetrant, or non-destructive testing) as required by application standards.

## FAQ

### How much does the Monolith E4047 welding electrode 2.4 mm cost, and is it available for purchase?

The price is 5.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 25 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 22.06.2026 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 Monolith 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 Monolith 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/10789486/60039185_large.webp