2320070 Cembre A37-M8 COPPER TERMINAL

2320070 Cembre A37-M8 COPPER TERMINAL

Cembre 2320070 A37-M8 non-insulated electrolytic tin-plated copper tube ring terminal for 185 mm² Class 5 and Class 6 flexible copper conductors with an M8 stud connection.

SKU: 2320070Alt SKU: A37-M8MPN: 2320070
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Why Choose the Cembre 2320070 A37-M8 Copper Tube Crimp Lug?

The Cembre 2320070, also known as the Cembre A37-M8, is a premium non-insulated copper tube ring terminal designed for terminating 185 mm² Class 5 and Class 6 flexible copper conductors. Manufactured for demanding industrial power applications, it provides a secure connection between large cross-section conductors and an M8 threaded stud.

Manufactured from high-purity electrolytic copper and finished with electrolytic tin plating, the terminal delivers outstanding electrical conductivity while providing excellent resistance to corrosion and oxidation. Annealing improves crimp quality and mechanical strength, ensuring dependable long-term performance.

The A37-M8 features a chamfered cable entry and integrated inspection hole, allowing easy conductor insertion and visual confirmation before crimping. Its extended barrel simplifies positioning within crimping dies, making installation faster and more reliable for professional electrical contractors and panel builders.

Key Advantages

  • Designed for 185 mm² flexible and extra-flexible copper conductors.
  • M8 ring terminal for secure bolted electrical connections.
  • Suitable for Class 5 and Class 6 copper conductors.
  • Manufactured from over 99.9% pure electrolytic copper.
  • Annealed construction improves crimping performance.
  • Electrolytic tin plating enhances corrosion resistance.
  • Inspection hole confirms correct conductor insertion.
  • Chamfered barrel protects conductor strands during installation.

Key Features

  • Cembre A-M Copper Tube Crimping Lug Series.
  • Manufacturer part number: 2320070.
  • Alternative reference: A37-M8.
  • 185 mm² conductor capacity.
  • M8 stud-hole diameter.
  • Single-hole ring terminal design.
  • Non-insulated electrolytic copper construction.
  • Electrolytic tin-plated finish.
  • Inspection hole for conductor verification.
  • Suitable for hexagonal and indent crimping.
  • Operating temperature approximately -50°C to +150°C.

Reliable High-Current Connections for Flexible Copper Conductors

The Cembre A37-M8 is engineered to produce low-resistance, mechanically secure electrical terminations for high-current industrial applications. When installed using the recommended Cembre crimping tools and dies, it provides uniform compression, excellent conductivity and dependable long-term reliability.

Its larger barrel is specifically designed for highly flexible copper conductors used throughout switchgear, industrial control panels, generators, renewable energy systems and heavy-duty machinery where reliable electrical connections are essential.

Typical Applications

  • Industrial switchgear and power distribution.
  • Electrical control panels.
  • Machine building and OEM equipment.
  • Generators and transformer installations.
  • Renewable energy systems.
  • Battery energy storage installations.
  • Heavy-duty welding equipment.
  • High-current industrial power systems.

Technical Specifications

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Number of Fixing Holes 1
Device Type Copper Tube Lug
Conductor Size 185 mm²
Stud Size M8
Material Copper
Palm Angle Straight (0°)
Suitable Conductor Material Copper
Conductor Class Class 5 (flexible)
Series A-M Copper Tube Crimping Lugs
Product code 2320070
Product type Non-insulated copper tube ring terminal
Conductor cross-section 185 mm²
Stud-hole size M8
Compatible conductor class Class 5 & Class 6 flexible copper conductors
Material Electrolytic copper (>99.9% purity)
Surface finish Electrolytic tin plated
Length Approx. 76 mm
Terminal style Straight ring terminal
Number of fixing holes 1
Inspection hole Yes
Cable entry Chamfered barrel
Operating temperature -50°C to +150°C
Compliance RoHS, cULus
Insulation Non-insulated
HS Code 85369010
Country of Manufacture Italy

Frequently Asked Questions

What is the Cembre 2320070 used for?

The Cembre 2320070 provides a secure crimped connection between a 185 mm² flexible copper conductor and an M8 bolted electrical connection.

What conductor size does the A37-M8 support?

The terminal is designed for 185 mm² Class 5 and Class 6 flexible copper conductors.

Why is the terminal tin plated?

The electrolytic tin-plated finish improves corrosion resistance while maintaining excellent electrical conductivity.

Does the terminal include an inspection hole?

Yes. The integrated inspection hole enables installers to verify full conductor insertion before crimping.

Where is the A37-M8 commonly used?

It is widely used in switchgear, industrial machinery, generators, renewable energy systems, battery installations and heavy-duty electrical equipment.

Trusted by Electrical Professionals Worldwide

Cembre copper tube terminals are trusted by electrical engineers, panel builders and industrial installers worldwide for delivering dependable electrical performance and long service life.