# ELKO-BIS 4-hole test connector 90400106 for lightning protection systems

**URL:** https://aio.lv/en/product--elko-bis-90400106--12458002
**Data updated:** 2026-05-18 09:31 (EEST)
**Category:** Home & DIY Accessories
**Manufacturer:** ELKO-BIS
**Manufacturer code:** 90400106
**EAN:** 5907676739829
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.49 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 11.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--elko-bis-90400106--12458002

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

The ELKO-BIS 4-hole test connector (90400106) is a professional component designed for lightning protection and grounding systems. It allows for reliable electrical connection and easy disconnection of conductors during periodic resistance measurements. Made from high-quality materials, this connector ensures durability and safety in outdoor installations, providing a secure mechanical and electrical link for grounding conductors.

## Long description

The ELKO-BIS 4-hole test connector is a professional-grade component engineered for integration into lightning protection and grounding systems. This device serves as a critical junction point, enabling a secure mechanical and electrical connection between conductors. Its robust design facilitates the periodic maintenance and inspection of grounding installations by allowing for the easy disconnection of conductors during resistance measurements, ensuring the ongoing safety and compliance of the lightning protection system.
Advantages
This test connector is manufactured from high-quality, corrosion-resistant materials, which are essential for maintaining long-term performance in demanding outdoor environments. The four-hole configuration provides superior mechanical stability and ensures a low-resistance electrical contact, which is vital for the effective dissipation of lightning currents. Its straightforward design allows for quick installation and reliable operation, minimizing the time required for routine system testing and maintenance procedures.
Suitable for
Lightning protection systems
Grounding and earthing installations
Periodic resistance testing of grounding conductors
Connecting round or flat conductors in external electrical systems
When it may not be suitable
This connector is specifically designed for standard lightning protection and grounding applications. It may not be suitable for high-voltage power transmission lines or specialized industrial environments where specific chemical resistance or extreme mechanical load requirements exceed the standard specifications of this component.
Key specifications
Design: 4-hole test connector
Material: Corrosion-resistant metal alloy
Application: Lightning protection and grounding
Function: Mechanical and electrical conductor coupling
How to use
To install the connector, position the conductors within the designated slots and secure them using the provided fastening hardware. Ensure that the contact surfaces are clean and free of oxidation to maintain optimal electrical conductivity. During periodic inspections, loosen the fasteners to disconnect the conductors, perform the necessary resistance measurements with your testing equipment, and then securely reconnect the conductors to restore the integrity of the grounding system.
What to consider before purchase
Compatibility with the diameter or dimensions of your existing conductors
Environmental conditions at the installation site
Local regulations and standards regarding lightning protection maintenance
Usage recommendations
Always ensure that the connection is tightened to the manufacturer's recommended torque to prevent loosening due to thermal expansion or mechanical vibration. Regular inspections are advised to ensure the connector remains free from environmental degradation.

## FAQ

### How much does the ELKO-BIS 4-hole test connector 90400106 cost, and is it available for purchase?

The price is 14.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 35 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 08.07.2026 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 ELKO-BIS 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 ELKO-BIS 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/12458002/68760146_large.webp