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header-product Ergom TMA 50/12mm Sealed Al-Cu Cable Lug

Ergom TMA 50/12mm Sealed Al-Cu Cable Lug

Ergom TMA 50/12mm Al-Cu Cable Lug Photo 1
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Short description

The Ergom TMA 50/12mm is a sealed Al-Cu cable lug designed for reliable electrical connections between aluminum and copper conductors. This high-quality terminal ensures excellent conductivity and protection against oxidation, making it suitable for demanding industrial and electrical installations. Its robust design provides a secure fit for 50mm² cables with a 12mm mounting hole.
Warranty: 2 Years
SKU: 12454411
Manufacturer: Ergom
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Product information

Description

The Ergom TMA 50/12mm sealed Al-Cu cable lug is a specialized electrical component engineered to facilitate secure and durable connections between aluminum and copper conductors. By preventing galvanic corrosion at the junction of dissimilar metals, this terminal ensures long-term electrical integrity and safety in power distribution systems. Its sealed design provides an effective barrier against moisture and environmental contaminants, maintaining consistent performance in various industrial and commercial electrical setups.

Advantages

This cable lug offers superior protection against oxidation, which is critical when joining aluminum cables to copper busbars or terminals. The high-quality construction ensures low contact resistance and excellent conductivity, minimizing energy losses and heat buildup. Its robust build quality provides mechanical stability, ensuring that the connection remains firm even under vibration or thermal expansion conditions. The sealed nature of the lug simplifies installation by reducing the need for additional anti-corrosion compounds in many standard applications.

Suitable for

  • Connecting 50mm² aluminum conductors to copper equipment terminals
  • Industrial power distribution panels
  • Outdoor electrical installations requiring moisture protection
  • Electrical infrastructure projects involving mixed-metal cabling

When it may not be suitable

This lug is specifically designed for 50mm² cables and may not be compatible with conductors of different cross-sections. It is not intended for use with non-standard mounting hardware that does not accommodate a 12mm bolt diameter.

Key specifications

  • Cable cross-section: 50mm²
  • Mounting hole diameter: 12mm
  • Material: Bimetallic Aluminum-Copper construction
  • Design: Sealed type for corrosion resistance

How to use

To install the Ergom TMA 50/12mm lug, first strip the insulation from the aluminum cable to the appropriate length. Insert the conductor fully into the aluminum barrel of the lug. Use a professional hydraulic or manual crimping tool compatible with the lug's specifications to perform a secure crimp. Ensure the connection is clean and free of debris before bolting the copper palm to the target terminal using a 12mm bolt, ensuring proper torque is applied to maintain a secure electrical contact.

What to consider before purchase

  • Verify the exact cross-section of your aluminum cable matches the 50mm² specification
  • Ensure the mounting surface accepts a 12mm bolt
  • Confirm the crimping tool available is suitable for bimetallic lugs

Usage recommendations

Always use a calibrated crimping tool to ensure the integrity of the bimetallic connection. Periodically inspect the connection point for signs of thermal stress or environmental degradation in high-load applications.

Description

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Customer questions

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 Ergom 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 Ergom 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
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14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.