Why Choose the Cembre 2509780 Heavy Duty Two-Hole Ring Terminal?
The Cembre 2509780 is a premium heavy duty copper compression two-hole ring terminal (type 2A100-2M16) designed to provide secure, low-resistance electrical connections for demanding industrial power distribution and medium-voltage installations. Manufactured from high-purity electrolytic copper with an electrolytically tin-plated finish, it offers outstanding electrical conductivity together with long-term protection against corrosion.
Part of the proven Cembre 2A-2M Heavy Duty Series, this terminal features a double-length seamless barrel without an inspection hole to maximise electrical and mechanical performance while preventing moisture ingress. Its two-hole palm provides superior stability and resistance to vibration, making it ideal for critical power applications requiring dependable long-term performance.
Designed for 500 mm² copper conductors with dual M16 fixing holes, the Cembre 2509780 is ideally suited to substations, transformers, switchgear, industrial control panels and medium-voltage cable installations up to 35 kV.
Key Advantages
- Heavy-duty copper compression terminal with secure two-hole fixing.
- 500 mm² conductor capacity.
- Dual M16 stud fixing provides maximum mechanical stability.
- High-purity electrolytic copper delivers excellent conductivity.
- Electrolytically tin-plated finish resists corrosion.
- Double-length barrel improves crimp quality and pull-out strength.
- Suitable for industrial, utility and medium-voltage installations up to 35 kV.
Key Features
- Cembre 2A-2M Heavy Duty Series.
- Manufacturer part number: 2509780.
- Type: 2A100-2M16.
- Designed for 500 mm² copper conductors.
- Dual M16 fixing holes.
- Annealed electrolytic copper construction.
- Electrolytically tin-plated finish.
- Long seamless barrel without inspection hole.
- Suitable for hexagonal compression crimping.
Reliable Electrical Connections for Industrial Power Systems
Heavy-duty compression lugs provide permanent, low-resistance electrical connections capable of carrying very high current loads while maintaining excellent mechanical integrity. The two-hole fixing design offers superior resistance to vibration and rotation compared with conventional single-hole terminals.
The Cembre 2A-2M series is trusted by utilities, OEMs, panel builders and industrial maintenance engineers for demanding power distribution, transformer, switchgear and medium-voltage cable applications where reliability is essential.
Typical Applications
- Industrial switchgear and distribution systems.
- Medium-voltage cable terminations.
- Power generation and utility infrastructure.
- Transformer and substation installations.
- Grounding and earthing systems.
- Heavy industrial machinery and electrical equipment.
