0.65mm x 0.1mm KA1 Ribbon FeCrAl A1 Wire


The 0.65mm x 0.1mm KA1 ribbon is a high-quality FeCrAl A1 wire, renowned for its durability, corrosion resistance, and exceptional conductivity. This versatile wire is perfect for use in electrical systems and heating elements, offering rapid heating and cooling for efficient temperature control.

Please Feel Free To Contact Our Team If You Have Any Questions At All. We Are Always Keen To Help In Any Way We Can.

✔ Huge Range Available

✔ Produced In Warrington, UK

✔ Shipped Within 24 Hours

✔ 30 Day Returns Accepted

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KA1 Ribbon

The Crazy Wire Company are best known and long established as Europe’s preferred suppliers of top quality KA1 ribbon wire and we also have enormous stock levels at all times as we use this wire to weave our mesh products.

The KA1 ribbon, measuring 0.65mm x 0.1mm, is a versatile and highly efficient FeCrAl A1 wire, known for its exceptional durability and conductivity. Especially suitable for electrical and heating systems, this wire can be used in a wide range of applications. As an Iron-Chromium-Aluminum alloy, FeCrAl (Iron-Chromium-Aluminum) is resistant to oxidation and corrosion. In electronic components with space and reliability requirements, the KA1 ribbon’s thin, but sturdy structure is ideal for precise and consistent performance.

In addition to being thermally efficient, this product offers many other advantages. Rapid heat up and rapid cooling make it ideal for applications requiring precise temperature control. Due to this feature, it is an excellent choice for small-scale heating elements in household appliances such as toasters and hairdryers. Moreover, due to its high electrical resistance, it is a safe and reliable option for insulation and wiring in various electronic devices.

Specification of this KA1 Ribbon Wire:

  • Diameter – 0.65mm x 0.1mm
  • Ohms/ft – 21.75

We also offer more of this KA1 wire too if required.

Why Use The Crazy Wire Company

  1. Quality of products: The Crazy Wire Company always  offer high-quality products that meet industry standards and customer expectations.
  2. Selection: We offer a wide variety of wire products and sizes to meet the diverse needs of our customers. We have more than 600 products available through our site and counting. 
  3. Price: We always offer the best value possible. Our wires are available as part of our major weaving processes, so it is bought at the best possible rate. 
  4. Availability: Our products are kept in house and are ready to ship immediately. 
  5. Customer service: Our experienced staff help our customers feel confident in their purchases and provide assistance when required. 

What Else Is Available?

We do not only offer KA1 wire. We also have a huge range of Stainless Steel and nichrome round wire in immediate stock too.

Ribbon wire and round wire are stocked for immediate dispatch too.


FAQs About This Wire

How Does KA1 Ribbon Enhance Thermal Efficiency?

The KA1 ribbon enhances thermal efficiency primarily through its material composition and design. Featuring excellent heat-resistance properties, FeCrAl (Iron-Chromium-Aluminum) alloy can resist high temperatures without degrading. The material conducts and retains heat effectively, ensuring rapid heating and constant temperature regulation.

Heat is transferred quickly by the thin yet robust structure of the KA1 ribbon. Compared to thicker wires, thin wires heat up and cool down more quickly. This is vital in applications requiring precise temperature regulation. In household appliances and electronic devices, where safety, energy efficiency, and rapid response to temperature changes are crucial, such efficiency is particularly advantageous.

As well as being thermally efficient, the KA1 ribbon has a high electrical resistivity. This resistivity ensures that more electrical energy is converted into heat, reducing energy waste and enhancing efficiency. KA1 ribbons are ideal for applications requiring energy efficiency, resulting in cost savings and longer-term performance improvements.

What Types Of Devices Are Best Suited For KA1 Ribbon?

  1. Heating Elements: In small-scale heating appliances like electric heaters, toasters, and hairdryers, the KA1 ribbon’s rapid heating and cooling capabilities ensure efficient temperature control.
  2. Electronic Components: Its thin profile and electrical properties make it ideal for use in intricate electronic circuits, especially in devices where space is at a premium.
  3. Household Appliances: The ribbon is often used in household appliances that require reliable and efficient heating elements, such as electric kettles, ovens, and coffee makers.
  4. Industrial Machinery: In industrial settings, the KA1 ribbon can be used in machinery that requires consistent heating elements. This includes in manufacturing processes or in large-scale heating systems.
  5. Automotive Applications: The durability and heat resistance of the KA1 ribbon make it suitable for various automotive applications. This includes sensors and heating systems within vehicles.
  6. Aerospace and Defense: Its high resistance to extreme temperatures and environmental conditions makes it apt for aerospace and defense applications, where reliability is critical.
  7. Medical Devices: In medical equipment where precise temperature control is necessary, such as in laboratory incubators or sterilisation equipment, the KA1 ribbon is often utilised.
  8. Consumer Electronics: In devices like smartphones, tablets, and laptops, where efficient heat dissipation is crucial, the KA1 ribbon can be used due to its excellent thermal properties.


The Crazy Wire Company is a leading UK based supplier of nichromefecral, and stainless steel wires. We specialise in rapid delivery to any location around the country. Our factory is located in Warrington, which is the historic home of the UK’s wire industry.

Check out our blog ‘Everything That You Need To Know About Wire  for more information on resistance wire in general. Our goal for our blogs and help guides is to answer as many questions as possible to help to explain the possibilities of mesh to our customers. 

We also offer similar products through our highly popular eBay store, check us out there too.

Additional information


10 Metres (33 Feet), 25 Metres (82.5 Feet), 50 Metres (166.66 Feet), 100 Metres (330 Feet), 200 Metres (660 Feet)


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