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2720575 Cembre MTMA25-10-GC ALUMINIUM CONNECTOR
Cembre MTMA25-10-GC aluminium reducer compression through connector for reducing from 25 mm² to 10 mm² aluminium conductors with grease-filled barrel and central stop.
£15.36
Why Choose the Cembre MTMA25-10-GC Aluminium Reducer Through Connector?
The Cembre 2720575 MTMA25-10-GC is a high-quality aluminium reducer compression through connector (straight splice) designed to provide secure, permanent electrical joints between 25 mm² and 10 mm² aluminium conductors. Manufactured by Cembre, it offers dependable electrical performance for industrial, utility and electrical distribution applications.
Part of the proven Cembre MTMA-GC series, the connector is manufactured from greater than 99.5% purity aluminium. The blind barrel incorporates an integrated central stop together with corrosion-inhibiting grease and sealing compound to minimise oxidation while ensuring reliable long-term performance in demanding electrical environments.
Designed for reducing cable connections between 25 mm² and 10 mm² aluminium conductors, the MTMA25-10-GC is ideal for utilities, panel builders, electrical contractors and industrial maintenance engineers requiring reliable conductor transitions in LV, MV and HV cable systems.
Key Advantages
- Designed for reliable 25 mm² to 10 mm² aluminium conductor reduction.
- Manufactured from 99.5%+ purity aluminium.
- Grease-filled barrel helps prevent oxidation and corrosion.
- Integrated central stop ensures correct conductor positioning.
- Ideal for reducing aluminium cable sizes.
- Provides low electrical resistance with excellent mechanical strength.
Key Features
- Cembre MTMA25-10-GC aluminium reducer connector.
- Manufacturer Part Number: 2720575.
- Suitable for reducing from 25 mm² to 10 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 reducer connectors provide permanent, low-resistance electrical joints between different sizes of aluminium conductors. When installed using approved Cembre compression tooling and dies, they deliver excellent electrical conductivity together with long-term mechanical reliability.
The MTMA25-10-GC incorporates a grease-filled barrel, sealing compound and integrated conductor stop to minimise oxidation and moisture ingress, making it ideal for industrial electrical installations, substations and utility distribution networks.
Typical Applications
- Industrial electrical installations.
- Power distribution systems.
- Utility infrastructure projects.
- Reducing aluminium cable connections.
- Switchgear and substations.
- Electrical maintenance and cable repairs.
Technical Specifications
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| Suitable Conductor Material | Aluminium | |
|---|---|---|
| Device Type | Aluminium Lug | |
| Conductor Size | 25 mm² | |
| Material | Aluminium | |
| Series | MTMA-GC | |
| Manufacturer Part Number | 2720575 | |
| Product type | Aluminium reducer compression through connector | |
| Conductor size | 25 mm² to 10 mm² aluminium | |
| Material | Aluminium (>99.5% purity) | |
| Connector design | Blind reducer through connector with central stop | |
| Grease filled | Yes | |
| Filler putty supplied | Yes | |
| Crimp geometry | Deep indent | |
| Operating temperature | -50°C to +150°C | |
| Typical application voltage | Up to 33 kV | |
| HS Code | 85369010 | |
| Country of Manufacture | United Kingdom (includes NI) |
Frequently Asked Questions
What is the Cembre 2720575 used for?
It is an aluminium reducer compression through connector designed to join 25 mm² and 10 mm² aluminium conductors.
What conductor sizes does this connector support?
The MTMA25-10-GC is designed for reducing from 25 mm² aluminium cable to 10 mm² aluminium cable.
Does the connector contain anti-oxidation grease?
Yes. The barrel is pre-filled with 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, utility networks, switchgear and electrical 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.
