Cembre MTMA240-GC aluminium compression through connector for 240 mm² aluminium conductors with grease-filled barrel and central stop for reliable industrial cable splicing.
£24.90
The Cembre 2720410 MTMA240-GC is a premium aluminium compression through connector (straight splice) designed to provide secure, permanent electrical joints between 240 mm² aluminium conductors. Manufactured by Cembre, it delivers dependable electrical performance for industrial, utility and 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 high-temperature anti-oxidation grease and sealing putty to minimise corrosion while ensuring long-term electrical reliability in demanding environments.
Suitable for 240 mm² aluminium conductors, the MTMA240-GC is ideal for electrical contractors, utilities, panel builders and industrial maintenance engineers requiring dependable aluminium cable joints for low, medium and high-voltage installations.
Compression through connectors provide permanent, low-resistance electrical joints for aluminium conductors. When installed using the recommended Cembre compression tooling and dies, they deliver excellent electrical conductivity together with outstanding mechanical retention and long-term reliability.
The MTMA240-GC incorporates a grease-filled barrel, sealing compound and integrated conductor stop to reduce oxidation and moisture ingress, making it suitable for industrial installations, substations and utility power distribution networks operating up to 33 kV.
| Series | MTMA-GC |
|---|---|
| Manufacturer Part Number | 2720410 |
| Product type | Aluminium compression through connector |
| Conductor size | 240 mm² aluminium |
| Material | Aluminium (>99.5% purity) |
| Internal barrel diameter | 19.5 mm |
| Overall length | 143.5 mm |
| Cable stripping length | approx. 77.8 mm |
| Operating temperature | -50°C to +150°C |
| Crimp geometry | Deep indent |
| Central stop | Yes |
| Grease filled | Yes |
| HS Code | 85369010 |
| Country of Manufacture | United Kingdom (includes NI) |
It is an aluminium compression through connector designed to permanently join 240 mm² aluminium conductors.
The MTMA240-GC is specifically designed for 240 mm² aluminium cables.
Yes. The barrel is pre-filled with high-temperature corrosion-inhibiting grease to minimise oxidation and maintain long-term electrical performance.
Yes. The integrated central stop ensures both conductors are correctly positioned before compression.
It is widely used in industrial electrical systems, substations, utility networks and low to high-voltage power distribution installations.
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.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...