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Shear-Head Bolt Terminals: A Safer, Faster Solution for Data center Power Connections

Shear-Head Bolt Terminals: A Safer, Faster Solution for Data center Power Connections
2026-05-19
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Shear-Head Bolt Terminals: A Safer, Faster Solution for Data center Power Connections

As global demand for cloud computing, AI processing, and digital storage continues to rise, modern datacenters are becoming larger and more power-intensive than ever before. Reliable electrical connectivity is now a critical part of maintaining uninterrupted operation. Even a small connection failure can lead to overheating, downtime, or costly maintenance interruptions.

To meet these challenges, many engineers and contractors are turning to MV shear-head bolt terminals as a safer and faster alternative to traditional compression lugs. These innovative connectors simplify installation while improving consistency, reliability, and operational safety in datacenter power distribution systems.

What Are Shear-Head Bolt Terminals?

Mechnical shear-head bolt terminals are mechanical cable connectors designed with breakaway bolt heads. During installation, the bolts are tightened until the head shears off automatically at a pre-calibrated torque level. This ensures the correct contact pressure between the conductor and the terminal without requiring specialized crimping tools.Their tool-free torque control makes them especially valuable in fast-paced electrical installations where consistency and reliability are essential. 

At present, Shear-Head Bolt Terminals in the market are mainly applied in low-voltage (LV), medium-voltage (MV) and some high-voltage (HV) power connection systems, and are widely used in data centers, substations, wind power, energy storage systems and industrial power distribution projects.The following are some common product and brand introductions in the international market:

  1. TE Connectivity ASBT Series
  2. Eaton Cooper Power Series Shear Bolt Connectors
  3. 3M Shear Bolt Lug Series
  4. Jera Line Shear Head Bolt Lugs

JERA Line produces high-quality MV shear bolted cable connectors designed for reliable and efficient medium-voltage power connections. These connectors are widely used in substations, industrial power distribution systems, renewable energy projects, data centers, and underground cable networks.

1. Mechanical Shea--Bolt Cable Connectors (CCB Series)

The CCB series provides reliable conductor-to-conductor joints for MV cables. Their stepless shear-bolt design ensures consistent electrical contact and long-term mechanical stability.

2. Mechanical Shear--Head Cable Lugs (CLB Series)

Jera Line’s CLB mechanical lugs use calibrated shear-head bolts to ensure perfect compression without crimping tools. This eliminates installation variability — a major cause of MV termination failures.

Features

  • Wide cable application: Suitable for electrical cables rangingfrom 16 to 1000 mm2
  • High mechanical strength,Offers steady shear head torque for reliable performance
  • Fast and convenient installation process with a hex key
  • Material: Tin covered Aluminum Alloy, both aluminum and copper cables suitable
  • Manufactured according to standard lEC-61238-1-3
  • Direct Factory from China

Why choose Jera Line as your MV Mechanical electric cable Connectors supplier?

  1. We are Direct factory,located in Yuyao, Ningbo China, eliminates middleman, provide the competitive price,ensure the lead time.
  2. Rigorous quality control process: Jera Line has established its own in-house laboratory for routine tests,it will help to conduct self-testing conform to IEC-61238-1 for daily inspection or new product development.
  3. OEM and ODM:Jera Line also offers OEM and customization services for per project requets, we can do product development, laser marking and carton box stickers based on customer logos.
  4. Global trade experience:Jera line has established business relationship with more than 30 countries,and received good feedback from customers on quality.With years of export experience, we understand international standards and customer requirements very well.

Conclusion:

Supported by professional technical service, competitive pricing, and global export experience, Jera Line is a trusted partner for utilities, contractors, and industrial projects worldwide.Contact Jera Line to get professional support and high-quality MV Mechanical Cable Jointing solutions for your outdoorojects!

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