Plastic Black Fuse Resistor Smd Encapsulated Square Fuse For Circuit Protection

The Plastic Encapsulated Square Fuse is encapsulated with a high-performance alloy fusible element and a flame-retardant plastic shell. Its compact internal structure provides excellent voltage withstand performance and stable fusing characteristics. The product has passed UL, VDE, CQC, and other international certifications, and is suitable for high-voltage, high-current protection circuits. The square package design not only facilitates installation and fixation but also provides good dust and moisture protection, ensuring reliable operation in harsh environments for extended periods. Its leads are made of tin-plated copper wire, ensuring strong soldering and excellent conductivity.

Fully Encapsulated Design – Utilizes a molded encapsulation structure, providing excellent moisture, dust, and shock resistance;

Non-Inductive Design – Optimized fuse structure effectively suppresses inductive effects, ensuring stability for high-frequency applications;

High-Reliability Solder Terminals – Tin-plated leads offer superior conductivity, suitable for automated wave soldering assembly;

Strong Environmental Adaptability – Operates stably within a temperature range of -40℃ to +125℃;

Compliant with International Standards – Certified by UL, VDE, CQC, and other safety regulations, ensuring reliable quality and safety.

Molded Square Fuses are widely used in:

• Power adapter and transformer protection circuits;
• Home appliances and intelligent control systems;
• Lighting drivers, power tools, and industrial control boards;
• Electric vehicle charging equipment and new energy modules;
• Overcurrent protection for communication and instrumentation equipment.