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South Africa’s Cable Quality Crisis: A Growing Demand on an Already Strained Network

South Africa’s energy sector is at a critical point. With increasing pressure from renewable energy integration, infrastructure expansion, and industrial recovery, the demand placed on the country’s transmission and distribution networks has never been greater. However, alongside these developments lies a growing concern — the influx of substandard, non-compliant cable imports that are quietly undermining the safety, performance, and long-term reliability of electrical infrastructure. As South Africa works toward a more resilient and sustainable energy future, utilities and municipalities are...
Published - 17/04/2026

Every Layer Has a Purpose: Understanding Cable Construction and Why It Matters

At first glance, a cable may appear to be a simple product. In reality, a cable is a carefully engineered system made up of multiple layers, each designed to perform a specific function. From the conductor at the center to the outer sheath, every layer plays a role in ensuring performance, safety, and reliability. When the wrong cable is selected for an application, the consequences can include equipment damage, safety risks, and costly downtime. Understanding cable construction highlights why selecting the correct cable for the job is so important.   The Conductor – Carrying the Current...
Published - 09/03/2026

Alvern Cables

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Alvern Cables took part in a networking event hosted by SAPVIA – South African Photovoltaic Industry Association in Johannesburg and Cape Town. SAPVIA is devoted to promoting the growth of SA’s Solar PV market by contributing to the country’s renewable energy roll-out, in support of the country’s socio-economic development. We were delighted to be a part of this event and grateful for the opportunity to showcase our renewable energy products and solutions. ...
Published - 26/06/2023

Fire Alarm – PH30/120, Fire Rated Cable, Screened

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Bare copper, fine wire stranded conductors. Core wrapping with special mica impregnated glass fibre tape. Core insulation of special PVC LSOH. Colour coding. Screening with alu-laminated polyester tape and stranded tinned copper drain wire. Special UL PVC Jacket. Special Halogen free; no evolution of corrosive and toxic gasses. Self-extinguishing and flame retardant. Applications Fire Resistant cables with Halogen free compounds are mainly used for installation of fire alarm and emergency evacuation systems, where long term electrical circuits are required under fire conditions, and to preve...
Published - 26/06/2023

Alvern Cables offers a range of combiner

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Alvern Cables offers a range of combiner, distribution and junction boxes for all applications. Our Photovoltaic Solar (PV) cables and Hensel DC Distribution box for solar ensures you get the best solar power setup. They are designed to withstand the harshest conditions and environment. ...
Published - 26/06/2023

Innovation and excellence in electrical manufacturing

innovation-and-excellence-in-electrical-manufacturing
We have been a leading manufacturer of low to medium voltage electrical cables for domestic and industrial use since 1967. Our commitment to technological advancement and delivering quality products has allowed us to meet product demands while remaining at the forefront of international trends. We prioritise creating products that suit any purpose and continuously improve the safety features of our cables used in harsh environments. Throughout our history, we have emphasised the importance of innovation and excellence in all aspects of our manufacturing process. ...
Published - 26/06/2023

Hensel Electric Distribution and Junction Boxes

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Alvern stocks a wide range of the latest Hensel Distribution and Junction Boxes. Hensel is a leading company specialising in the manufacture of innovative electrical installation and power distribution systems for facility equipment of buildings. Hensel is equipped with the most modern terminal technology and tested up to IP 67 degree of protection. Shop our latest Hensel Distribution and Junction Boxes offers! ...
Published - 26/06/2023

Steel Wire Armoured FR- 2 -12 SWA Cable

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High conductivity bunched, stranded copper conductors, insulated and colour coded with XLPE. Insulated cores are twisted and filled with a PVC bedding to give the cable a round finish. It is armoured with a galvanized steel wire. Final protection is tightly bonded, with a Flame-Retardant PVC. Applications To supply power to all types of fixed installations. Suitable for use in ducts, racks and ladders as well as burial underground without further protection. Packaging - Available in 500 metre drums. - Cut lengths also available on request. ...
Published - 26/06/2023

Panel Solid - Single Core Solid Panel Wire

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High conductivity solid plain annealed copper conductor, insulated with general purpose grade PVC in plain colours. Insulation is water, oil and abrasion resistant. Applications For the wiring of all types of control panels, light fittings, appliances, commercial panels, signalling relay racks, and many other appliances. Manufactured to SABS 1507, it is used by public transport services, municipalities, lighting manufacturers, electrical and electronic appliance manufacturers. Packaging Available in 100 metre shrink-wrapped coils. ...
Published - 31/05/2023

Our valued assets

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We strive to assist our customers in meeting their environmental obligations by offering cables and related products that we believe are produced as efficiently, economically feasible, and environmentally sustainable as possible. We understand the significance of risk assessment and mitigation in all aspects of our operations. To provide additional assistance in this area, we have highly skilled technical support teams available to provide comprehensive product information and recommendations ...
Published - 31/05/2023

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