# ELS Elektrotechnika TEL4 Crimping Tool for RJ11, RJ12, and RJ45 Connectors

**URL:** https://aio.lv/en/product--els-elektrotechnika-tel4--12456967
**Data updated:** 2026-05-18 09:43 (EEST)
**Category:** Network Tools
**Manufacturer:** ELS Elektrotechnika
**Manufacturer code:** TEL4
**EAN:** 5903263680222
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The ELS Elektrotechnika TEL4 is a professional crimping tool designed for telecommunication connectors. It supports RJ11, RJ12, and RJ45 standards, making it an essential tool for installing and maintaining network and telephone cabling. This durable tool ensures precise and reliable connections for data and voice transmission in various networking environments.

## Long description

The ELS Elektrotechnika TEL4 is a professional-grade crimping tool engineered for the precise termination of telecommunication connectors. Designed to support RJ11, RJ12, and RJ45 standards, this versatile tool is an essential component for technicians and network installers who require reliable performance when working with telephone and data cabling systems. Its robust construction ensures consistent results, facilitating stable voice and data transmission across various networking infrastructures.
Advantages
This crimping tool offers exceptional durability and ergonomic handling, which reduces hand fatigue during repetitive installation tasks. The precision-engineered jaws ensure that each connector is crimped with the correct amount of pressure, preventing loose contacts or signal degradation. By supporting multiple connector types in a single device, it streamlines the installation process and minimizes the need for carrying multiple specialized tools, making it a highly efficient solution for both field technicians and office network maintenance.
Suitable for
Installing RJ45 connectors for Ethernet network cables
Terminating RJ11 and RJ12 connectors for telephone lines
Repairing damaged network or telecommunication cables
Setting up home or office local area networks
When it may not be suitable
This tool is specifically designed for standard modular connectors and is not compatible with specialized industrial connectors or fiber optic cabling. It is intended for manual crimping tasks and may not be suitable for high-volume, automated production environments where industrial-grade pneumatic or electric crimping machines are required.
Key specifications
Supported connector types: RJ11, RJ12, RJ45
Application: Telecommunication and network cabling
Material: Durable metal construction with ergonomic handles
Functionality: Precision crimping and termination
How to use
To use the ELS Elektrotechnika TEL4, first strip the outer insulation from your cable to expose the individual wires. Arrange the wires according to the required wiring standard, such as T568A or T568B for Ethernet. Insert the prepared wires into the appropriate modular connector until they reach the end of the contact channels. Place the connector into the corresponding slot of the crimping tool and squeeze the handles firmly until the tool reaches its full compression point. Release the handles to remove the finished connector.
What to consider before purchase
Ensure the tool supports the specific category of cable you are installing
Verify that you have the correct modular plugs for your project
Consider the frequency of use to determine if a professional-grade tool meets your needs
Usage recommendations
Always inspect the cable and connector for proper alignment before applying pressure to ensure a secure and reliable connection. Keep the tool clean and free of debris to maintain the precision of the crimping mechanism over time.

## FAQ

### 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 ELS Elektrotechnika 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 ELS Elektrotechnika 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/12456967/68759162_large.webp