Founded in 2013 in Dongguan, Guangdong, our company is a professional manufacturer ofelectronic protection devices. For years, we have been focusing on the protection device field, withan integrated team for development, production and sales, committed to providing customers withproducts of perfect performance and reliability.
Dur moin products include, fuses, fuse ho ders, fuse boxes, outomotive fuses, gutomotive fuse holders, Dcfuses, high-voltage fuses, new energy fuses ond other peripherol occessories, These products ore widelyused in multiple fields such os consumer electronics, outomotive electronics, power equipment,communicotion systems ond new energy. Aiming ot stoble performonce ond reliobility, our products hove notonly guickly won recognition in the domestic morket but olso been exported overseos, enjoying wide morketpopulority.
As 0 competitive compony in the protection device industry, we hove been committed to technologicol R&Dinvestment, quipped with 0 professionol R&D teom, we continuously promote product innovotion to ensureour wide product coveroge ond occelerote morket opplicotion speed of our products.
We olways toke quolity os our core goal and strive to be customer-oriented. Our products hove obtoined UL
cULus, Tuv, CE, COC ond other product certificotions, ond ore in complionce with ROHS ond REACH directives.
In my 12 years of experience in the electronic protection industry, I've developed a deep respect for the elegant simplicity of the blade fuse. It's a component that most people don't think about until something goes wrong, yet it's a masterpiece of precision engineering that stands as the silent guardian of a vehicle's entire electrical nervous system. The concept is simple—a controlled point of failure—but the execution is incredibly complex. The alloy of the metal element, the purity of the copper terminals, the heat resistance of the plastic housing; every single detail determines whether that fuse will perform its duty flawlessly or fail catastrophically.
At GFEFUSE, we don't just mass-produce these components; we meticulously engineer them. I've personally overseen the evolution of our manufacturing lines, where we obsess over the tolerances of every blade fuse we create. We understand that a fuse rated for 20 amps can't blow at 19 amps, causing a nuisance, nor can it fail to blow at 25 amps, which could lead to a wiring fire. This precision is what separates a professional-grade component from a dangerous imitation. Our investment in R&D ensures the fusible element in every GFEFUSE blade fuse is a carefully calibrated alloy that provides instant, predictable performance under fault conditions, offering the ultimate line of defense.
The diversity within the blade fuse family—from the robust Maxi to the tiny Low-Profile Mini—reflects the evolution of automotive design. As vehicles become more packed with electronics, the need for compact, reliable protection has skyrocketed. This is where our expertise truly shines. We manufacture a comprehensive range, ensuring that whether our client is building a heavy-duty truck requiring high-amperage protection or a compact car with a densely populated fuse box, we have the exact blade fuse to meet their specifications. This isn't just about variety; it's about providing a consistent standard of excellence across every single size and amperage.
Ultimately, I tell our clients that the trust they place in a tiny plastic component is immense. That single blade fuse is often all that stands between a minor electrical short and a multi-thousand-dollar repair bill. It's a responsibility we take to heart at GFEFUSE. My years in this field have taught me that true value lies in unwavering reliability. That's why every blade fuse that carries the GFEFUSE name is more than just a product; it's a promise of safety, precision, and the peace of mind that comes from knowing you are protected by the best.
GFEFUSE North American semiconductor fuse offers low arc voltage, ultra-low I²t & UL248.13/IEC60269.4 approval for efficient high-voltage DC protection in energy storage, UPS and EV applications.
GFEFUSE Photovoltaic fuse offers low I²t, strong current-limiting and UL-248-19 / IEC 60269-1/6 compliance for safe 1500 V PV inverters, combiner boxes and faulted-string protection.
GFEFUSE Energy Storage Fuses deliver 1500 Vdc, 50-200 A protection up to 100 kA breaking capacity for battery packs, BESS, PCS and other DC circuits. UL & IEC compliant, fast-acting, square body design.
GFEFUSE is a trusted manufacturer because of our unwavering commitment to quality and precision. Every blade fuse we produce is made from high-grade materials and rigorously tested to ensure it blows at the exact specified amperage. With global certifications and over a decade of expertise, we provide a blade fuse you can depend on for ultimate safety and reliability.
It is highly unsafe. Cheap, unbranded blade fuse products often use low-quality metals with inaccurate melting points. This means they might not blow when they should, creating a significant fire risk, or they might blow unnecessarily. Always use a certified blade fuse from a trusted manufacturer to ensure proper protection.
You can tell if a blade fuse is blown in two main ways. First, the component it protects will stop working. Second, upon visual inspection, you will see that the metal strip inside the plastic housing is broken or melted. Sometimes the plastic may also appear burnt or discolored if the overload was severe.
The color of a blade fuse is a standardized code that instantly identifies its amperage rating, making replacement simple and safe. For example, a 10-amp fuse is red, a 15-amp is blue, and a 20-amp is yellow. It is critical to always replace a blown fuse with a new blade fuse of the same color and amperage rating.
The main types of blade fuse are differentiated by their physical size and amperage capacity. ATO (or regular) fuses are the standard size. Mini (APM/ATM) fuses are smaller, used in modern vehicles where space is tight. Low-Profile Mini fuses are even more compact. Maxi (APX) fuses are the largest and are used for high-current applications like alternators or main power feeds.
A blade fuse is a fast-acting, replaceable safety device used in vehicle electrical systems. It contains a thin metal strip (the fuse element) designed to melt and break a circuit—or "blow"—if the current exceeds a safe level. This sacrificial action protects the wiring and electronic components on that circuit from damage caused by overloads or short circuits.
Discover how the Square high speed fuse from GFEFUSE delivers 1500 V DC, 100 kA protection for BESS, EV chargers and wind converters. UL & IEC approved, low I²t design.
Discover GFEFUSE North Americansemiconductor fuse—1000 V DC, 50 kA, UL & IEC approved. Ideal for EV chargers, BESS, PV inverters. Low I²t, high cycling life.
Discover GFEFUSE Photovoltaic fuse—1500 V DC, 1–30 A, 50 kA, UL-248-19 & IEC 60269-1/6 approved. Ideal for string and combiner boxes. Low I²t, high cycling life.