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PTC (self-restoring fuse)

PTC (self-restoring fuse)

High polymer positive coefficient temperature element. Also known as Resettable Fuse or Polyfuse.
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  • Product details

Product introduction

Self-restoring fuse is a very common circuit protection element in our daily life, becausePTCIt has the advantages of long service life, sensitive response, small size and simple installation, so it is often used for overcurrent protection in circuits. Under normal circumstances, conductive particles form a chain conductive path with the resin link, and the self-restoring fuse works normally; When abnormal current is generated due to a circuit fault, the conductive path is disconnected,PTCResistance is increased rapidly to limit abnormal currents, thus protecting the precision components in the circuit from damage; After troubleshooting,PTCIt will be restored to the low resistance state, and the circuit will resume normal operation without manual replacement.

Product application

  • Electric vehicle Electric vehicle
  • Power adapter Power adapter
  • Small household appliance Small household appliance
  • LEDlighting LEDlighting

Company Advantages

Brand Sedimentation

Brand Sedimentation

More than 10 years of experience in the industry, with a perfect supply chain integration capabilities, to provide customers with power supply chip one-stop procurement services at the same time for the national electronic products, communications products, industrial products and other power supply solutions to develop a total solution for the current cumulative service 1680 + customers, products are exported to 32 countries and regions.

Quality Assurance

Quality Assurance

Own quality inspection team, each product has gone through 28 quality control quality inspection by special quality inspection team. The original factory authorized formal channels for direct procurement, traceable to the original quality, support third-party testing, from development to mass production, to ensure the stability of each product; mature warehouse management, strict control of warehouse temperature and humidity, to ensure the integrity of the product during the inventory.

On-time delivery

On-time delivery

With more than 10 years of experience in serving end customers, Yuan Shengda has established a quick response mechanism to meet the urgent production needs of customers: 1 minute quick response, 3 minutes accurate source matching, 5 minutes quotation and 24 hours delivery.

Technical Support

Technical Support

7X24 hours online, 1 minute quick response, 3 minutes to develop free solutions according to demand. Dedicated technical team from demand analysis/design confirmation to formal production and delivery, the whole process of one-to-one service, regular customer visits to understand the use of products, lifelong maintenance guidance, technical support, free inspection tool solutions.

National Service Hotline

National Service Hotline National Service Hotline

0755-28881758