1600amp Fast Blow Ceramic Hrc Fuse

The 1600A Fast Blow Ceramic HRC (High Rupturing Capacity) Fuse is a highly engineered, high-speed current-limiting fuse developed specifically for the sub-millisecond protection of power semiconductor devices, including IGBTs, Thyristors, MOSFETs, and industrial power conversion systems. 

Our fuses are manufactured in an ISO 9001:2015 certified facility using automated assembly lines to guarantee batch-to-batch consistency:

Precision-Etched 99.99% Pure Silver Elements: Unlike copper or copper-coated alternatives, our pure silver elements prevent aging under continuous heavy loads, ensuring the pre-arcing time-current curves remain stable over a 15+ year operational lifespan.
C799 Grade Alumina Ceramic Body: Offers a tensile strength exceeding 250 MPa and insulation resistance up to 1000 MOhm. It withstands extreme thermal shocks up to 300 degrees C without micro-cracking, guaranteeing absolute arc containment.
Controlled Density Quartz Sand Filling: Utilizing automated vibration filling and high-temperature baking processes to eliminate air pockets, ensuring maximum heat dissipation and instantaneous arc extinction during high-fault clearances. 

We provide flexible engineering and manufacturing customization for global EPC contractors, Tier-1 system integrators, and industrial OEMs:

Electrical Tailoring: Custom voltage ratings (up to 1500VDC for utility-scale solar), specific I2t windows, and integrated microswitch indicators for remote fault signaling.
Mechanical Adaptations: Custom busbar geometry, multi-hole bolt configurations, and special blade dimension alignments to fit legacy systems.
Branding & Traceability: Laser-etched private labeling, customer part numbers, and unique QR codes linked directly to factory batch test reports. 

To meet the strict supply chain schedules of overseas infrastructure projects, we offer optimized logistics solutions:

Minimum Order Quantity (MOQ): 10 pieces (for standard models); sample testing runs available upon request.
Lead Time: 5-7 working days for standard inventory; 15-20 days for bulk OEM customization orders.
Heavy-Duty Export Packaging: Each fuse is individually housed in a shock-absorbing molded foam slot, packed inside a 5-layer corrugated master carton, and palletized (Fumigation-free IPPC pallets) to prevent transit damage.
Flexible Incoterms: FOB, CIF, CFR, and DDP (Delivered Duty Paid) via sea, air, or express (DHL/FedEx/UPS), clearing custom hurdles directly to your warehouse. 

Established in 1988, Zhejiang Chifeng Electric Co., Ltd. is a premier manufacturer dedicated to pioneering fuse technology and delivering high-reliability circuit safety solutions globally.

Decades of Industry Expertise:
Backed by over 35 years of specialized fuse manufacturing experience, trusted by 1,200+ clients worldwide.

Robust Technical Barriers:
Armed with 48 authorized patents (including core invention patents) and 159 qualification certificates, supported by a 65% automation rate in production.

Global Compliance & Certifications:
Formally ISO9001 certified. All products fully comply with IEC 60269 and GB 13539 standards, and hold prestigious international safety marks including CCC, CE, CB, TÜV Rheinland, and UL.

End-to-End Capability:
Operating from a 16,000 m² state-of-the-art facility, we house an in-house R&D center, a dedicated testing lab, and high-precision breaking capacity test systems.

Direct-from-Manufacturer Advantage:
Factory-direct sales model minimizes intermediary markups, ensuring top-tier quality with optimal cost efficiency. 

Renewable Energy: Centralized PV Inverters, Wind Power Converters, Utility-Scale BESS (Battery Energy Storage Systems).
E-Mobility Infrastructure: Megawatt-level High-Power EV Charging Stations (DC Fast Chargers).
Industrial Automation: High-power VFDs, Soft Starters, Megawatt Servo Drives, and Industrial Inverters.
Power Infrastructure: DC Microgrids, Data Center Main Distribution Boards, UPS Systems, and Rail Traction Substations.