# Rittal AS 4050.770 Wire End Ferrules, 10 mm Length, 3 mm Diameter, Yellow, 500 Pieces

**URL:** https://aio.lv/en/product--rittal-4050770--12441856
**Data updated:** 2026-05-18 02:44 (EEST)
**Category:** Tool kits and accessories
**Manufacturer:** Rittal
**Manufacturer code:** 4050770
**EAN:** 4028177815735
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 11.49 €
**Prices and availability valid until:** 2026-08-05 23:59
**Price without VAT (21%):** 9.50 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--rittal-4050770--12441856

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 04.08.2026 | free |
| Pickup points | 07.08.2026 | 1.89 EUR |
| Courier delivery to door | 07.08.2026 | 4.99 EUR |

## Summary description

The Rittal AS 4050.770 wire end ferrules are designed for secure and reliable electrical connections. Made from high-quality copper with a polypropylene (PP) insulation sleeve, these ferrules ensure optimal conductivity and protection. Featuring a 10 mm length and 3 mm diameter, they are color-coded in yellow for easy identification. This pack contains 500 pieces, making them ideal for professional electrical installations and panel building.

## Long description

The Rittal AS 4050.770 wire end ferrules are essential components for creating secure and durable electrical terminations. Engineered for precision, these ferrules feature a high-quality copper core that ensures excellent electrical conductivity, paired with a robust polypropylene (PP) insulation sleeve. The integrated plastic collar provides additional strain relief and protection for the wire insulation, facilitating a clean and reliable connection in various electrical systems.
Advantages
These ferrules offer superior performance by preventing wire fraying and ensuring a consistent contact surface for terminal blocks and connectors. The use of high-grade copper guarantees low contact resistance, while the durable polypropylene collar simplifies the insertion process and enhances safety. The yellow color-coding allows for quick visual identification, which significantly improves efficiency during complex wiring tasks and maintenance procedures.
Suitable for
Professional electrical panel building
Industrial automation and control systems
General electrical installation and wiring
Maintenance and repair of electrical equipment
When it may not be suitable
These ferrules are designed for specific wire gauges corresponding to a 3 mm diameter. They may not be suitable for applications requiring significantly larger or smaller wire cross-sections. Additionally, they are intended for standard indoor electrical environments and may require specialized protection if used in highly corrosive or extreme temperature conditions.
Key specifications
Material: Copper with polypropylene (PP) insulation
Length: 10 mm
Diameter: 3 mm
Color: Yellow
Quantity: 500 pieces per pack
Design: With plastic collar
How to use
To use the Rittal wire end ferrules, first strip the insulation from the end of your electrical wire to a length matching the ferrule. Insert the stripped conductor into the metal tube of the ferrule until the wire strands are fully contained. Use a compatible crimping tool to compress the metal sleeve onto the wire, ensuring a gas-tight connection. The plastic collar should sit flush against the wire insulation to provide support and prevent accidental contact.
What to consider before purchase
Verify that the 3 mm diameter matches your specific wire gauge requirements.
Ensure you have a compatible crimping tool designed for wire end ferrules.
Check the required length of 10 mm against your terminal block specifications.
Usage recommendations
For optimal results and long-term reliability, always use a calibrated crimping tool that matches the ferrule size. Avoid reusing ferrules once they have been crimped, as the mechanical integrity of the metal sleeve is compromised after the initial deformation.

## Specifications

| Feature | Value |
|---|---|
| Material | Copper, Polypropylene (PP) |
| Product colour | Yellow |
| Length | 10 mm |
| Diameter | 3 mm |
| Quantity per pack | 500 pc(s) |

## FAQ

### How much does the Rittal AS 4050.770 Wire End Ferrules cost, and is it available for purchase?

The price is 11.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 361 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 04.08.2026 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. 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 Rittal 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 Rittal 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

### Where can I download the instructions for Rittal AS 4050.770 Wire End Ferrules?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/12441856/68781878_large.webp