Coiltek

Overview

Coiltek is an Australian manufacturer specializing in precision coil winding and custom electromagnetic components. The company operates two distinct business segments: custom wound components for industrial applications (inductors, transformers, toroid winding) and premium aftermarket metal detector coils for the prospecting and treasure hunting market. Coiltek serves clients across Defence, Mining, Medical, and Space industries, alongside individual detectorists seeking high-performance search coils.

History

Founded in 1985, Coiltek has evolved from a general coil winding manufacturer into Australia's leading producer of aftermarket metal detector coils. The company established its custom electronics division around 2004, expanding into electronic assembly and 3D printing services. With over 20 years of industry experience, Coiltek has built relationships with major clients including Codan Limited, Minelab Electronics, Thermofisher Scientific, and L3Harris. The company remains Australian-owned and independently operated from its Adelaide headquarters.

Product Lines

Manufacturing

Coiltek manufactures all products in-house at its Adelaide facility in Salisbury South, South Australia. The company combines precision manual coil winding with modern manufacturing techniques including 3D printing capabilities. Production ranges from prototype development to small and large-scale production runs for both custom and standard product lines.

Notable Products

• Premium Aftermarket Metal Detector Coils - High-performance search coils designed for deeper penetration and improved target detection in gold prospecting and treasure hunting
• Custom Wound Transformers - Precision transformers manufactured to client specifications for industrial and specialized applications
• Toroid Wound Coils - Precision toroidal inductors and transformers for electronics and electromagnetic applications
• Bonded Coil Winding - Specialized coil winding technique for applications requiring structural integrity and precision
• Electronic Assembly Services - Contract manufacturing and assembly of electronic components and subassemblies

Reputation

Coiltek is recognized as a reliable and trusted manufacturer within both the industrial electronics and metal detecting communities. In the metal detecting sector, the brand is known for producing premium aftermarket coils trusted by detectorists worldwide. The company has established credibility through long-term relationships with major industrial clients in Defence, Mining, Medical, and Space sectors. However, as a small operation with 1-10 employees, Coiltek's capacity for large-scale production is limited, positioning it as a specialist manufacturer rather than a mass-market producer.