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2720515 Cembre MTMA500-GC ALUMINIUM CONNECTOR
Cembre MTMA500-GC aluminium compression through connector for 500 mm² aluminium conductors with grease-filled barrel and central stop for reliable industrial and utility cable splicing.
£75.84
Why Choose the Cembre MTMA500-GC Aluminium Compression Connector?
The Cembre 2720515 MTMA500-GC is a heavy-duty aluminium compression through connector (straight splice) engineered to create secure, permanent electrical joints between 500 mm² aluminium conductors. Manufactured by Cembre, it delivers outstanding electrical performance for industrial, utility and high-voltage power distribution applications.
Part of the proven Cembre MTMA-GC series, the connector is manufactured from greater than 99.5% purity aluminium. The closed barrel incorporates a central stop together with corrosion-inhibiting grease and sealing putty to minimise oxidation while ensuring dependable long-term performance in demanding electrical environments.
Designed for 500 mm² aluminium conductors, the MTMA500-GC is ideal for substations, utilities, infrastructure projects and industrial installations where high-capacity aluminium cable splicing is required for LV, MV and HV systems up to 33 kV.
Key Advantages
- Designed for reliable 500 mm² aluminium conductor splicing.
- Manufactured from 99.5%+ purity aluminium.
- Grease-filled barrel protects against corrosion and oxidation.
- Integrated central stop ensures accurate conductor positioning.
- Suitable for industrial, utility and power distribution installations.
- Provides low electrical resistance and excellent mechanical strength.
Key Features
- Cembre MTMA500-GC aluminium compression connector.
- Manufacturer Part Number: 2720515.
- Suitable for 500 mm² aluminium conductors.
- Blind through connector with closed barrel construction.
- Filled with corrosion-resistant grease and sealing compound.
- Deep indent compression crimp geometry.
- Integrated central stop for accurate conductor insertion.
- Operating temperature: -50°C to +150°C.
Reliable Aluminium Cable Connections
Compression through connectors provide permanent, low-resistance electrical joints for aluminium conductors. When installed using approved Cembre compression tooling and dies, they provide excellent electrical conductivity together with exceptional mechanical retention and long-term reliability.
The MTMA500-GC incorporates a grease-filled barrel, sealing compound and integrated conductor stop to reduce oxidation and moisture ingress, making it suitable for substations, utility networks and industrial power distribution systems operating up to 33 kV.
Typical Applications
- Industrial electrical installations.
- Power distribution systems.
- Utility infrastructure projects.
- Medium and high-voltage cable joints.
- Switchgear and substations.
- Electrical maintenance and cable repairs.
Technical Specifications
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| Suitable Conductor Material | Aluminium | |
|---|---|---|
| Device Type | Aluminium Lug | |
| Conductor Size | 500 mm² | |
| Material | Aluminium | |
| Series | MTMA-GC | |
| Manufacturer Part Number | 2720515 | |
| Product type | Aluminium compression through connector | |
| Conductor size | 500 mm² aluminium | |
| Material | Aluminium (>99.5% purity) | |
| Internal barrel diameter | 29.1 mm | |
| Overall length | 218.5 mm | |
| Cable stripping length | 118.8 mm | |
| Maximum voltage | Up to 33 kV | |
| Operating temperature | -50°C to +150°C | |
| Crimp geometry | Deep indent | |
| Central stop | Yes | |
| Grease filled | Yes | |
| Weight | Approx. 640 g | |
| HS Code | 85369010 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the Cembre 2720515 used for?
It is an aluminium compression through connector designed to permanently join 500 mm² aluminium conductors.
What conductor size does this connector support?
The MTMA500-GC is specifically designed for 500 mm² aluminium cables.
Does the connector contain anti-oxidation grease?
Yes. The barrel is pre-filled with high-temperature corrosion-inhibiting grease to minimise oxidation and maintain long-term electrical performance.
Does the connector include a central stop?
Yes. The integrated central stop ensures both conductors are correctly positioned before compression.
Where is this connector typically installed?
It is widely used in industrial electrical systems, substations, utility networks and low, medium and high-voltage power distribution installations.
Trusted by Electrical Professionals Worldwide
Cembre aluminium compression connectors are trusted worldwide by electrical contractors, utilities and industrial engineers for delivering secure conductor joints, excellent electrical performance and exceptional long-term durability.
