Our bimetal contact has always been a featured product that Zonfa has allocated great time and effort to its research and development. It features excellent anti-dynamic welding properties, effective thermal resistance and low resistance. Its size is customizable according to customers’ requirements.

Zonfa produces a wide range of electric precision micro screws with a min. external thread size of M 1.0. Being made of high-quality stainless steel and alloy steel materials, our electric precision micro screws are produced with high precision equipment from Taiwan and tested with an optical sorting machine for overall inspection.

Zonfa’s SEMS screw is outfitted with one to three washers, so various requirements from a wide array of customers are satisfied. Professional production equipment is introduced for higher screw making efficiency.

Professional equipment is introduced to combine screws and washers with different shapes, like a square washer, for better fastening of electrical cables. Terminal SEMS screws are quite popular in low-voltage electrical appliances and the electric power field.

With more than ten years’ experience in screw production, a sophisticated research and development team and professional laboratory, high volume screw production capacity and elite customization capacity are readily available with Zonfa.