# Erko ACL 25-10/1 Aluminum-Copper Reduction Connector, Sealed

**URL:** https://aio.lv/en/product--erko-acl25-101--12446192
**Data updated:** 2026-05-18 02:49 (EEST)
**Category:** Miscellaneous repair tools
**Manufacturer:** Erko
**Manufacturer code:** ACL\_25-10/1
**EAN:** 5905912836455
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.99 €
**Prices and availability valid until:** 2026-07-31 23:59
**Price without VAT (21%):** 12.39 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--erko-acl25-101--12446192

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The Erko ACL 25-10/1 is a sealed reduction connector designed for reliable electrical connections between aluminum and copper conductors. With a cross-section reduction from 25mm² to 10mm², this connector ensures optimal conductivity and protection against oxidation. It is ideal for professional electrical installations requiring durable, corrosion-resistant joints in various power distribution systems.

## Long description

The Erko ACL 25-10/1 is a high-quality sealed reduction connector engineered to facilitate secure and reliable electrical transitions between aluminum and copper conductors. By bridging the gap between a 25mm² aluminum cable and a 10mm² copper cable, this component ensures optimal electrical conductivity while preventing the galvanic corrosion typically associated with joining dissimilar metals. Its sealed design provides an effective barrier against environmental factors, making it a robust solution for professional power distribution networks.
Advantages
The primary benefit of the Erko ACL 25-10/1 is its specialized construction that effectively mitigates the risk of oxidation at the junction point of aluminum and copper wires. The sealed housing protects the connection from moisture and atmospheric contaminants, ensuring long-term stability and reducing the need for frequent maintenance. Its precise engineering allows for a seamless transition between different conductor cross-sections, maintaining electrical integrity throughout the installation.
Suitable for
Connecting aluminum power cables to copper terminal equipment
Electrical distribution systems requiring cross-section reduction
Outdoor or industrial environments where moisture protection is necessary
Professional electrical installations and infrastructure projects
This connector may not be suitable for applications involving conductors outside the specified 25mm² and 10mm² cross-sections. It is also not intended for use in high-vibration environments where specialized mechanical clamping or flexible connectors might be required instead of standard reduction sleeves.
Key specifications
Conductor type: Aluminum to Copper
Input cross-section: 25mm²
Output cross-section: 10mm²
Design: Sealed reduction connector
Material: Corrosion-resistant alloy
To use the Erko ACL 25-10/1, ensure that both conductors are properly stripped of insulation to the required length. Insert the aluminum conductor into the larger end and the copper conductor into the smaller end of the connector. Use appropriate professional crimping tools to compress the connector onto the wires, ensuring a tight, gas-tight mechanical bond that prevents air and moisture ingress.
What to consider before purchase
Verify the exact cross-section of your aluminum and copper cables
Ensure you have the correct crimping tool compatible with this connector type
Confirm the environmental conditions of the installation site
Usage recommendations: Always perform a pull test after crimping to ensure the mechanical connection is secure. It is recommended to use a suitable contact grease if specified by local electrical regulations to further enhance the longevity of the aluminum-copper interface.

## FAQ

### How much does the Erko ACL 25-10/1 Al-Cu Reduction Connector cost, and is it available for purchase?

The price is 14.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 15 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 20.07.2026 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 Erko 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 Erko 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/12446192/68749357_large.webp