High-Performance Ceramic Fuse Shell: Ensuring Superior Safety, Efficiency, and Durability
Discover our high-performance ceramic fuse shells offering superior electrical insulation, thermal shock resistance, and durability for electric vehicles, energy storage, and renewable energy applications. Custom OEM solutions available.
Product Overview
Our ceramic fuse shells are engineered to be the critical core of safety and reliability in electrical protection systems. They provide essential electrical insulation alongside specialized characteristics like high mechanical strength, thermal shock resistance, and long-term stability. By ensuring faster arc quenching, contamination-free operation, and robust performance, our fuse shells enhance overall safety, reduce cut-off times, and deliver a more economical and effective fuse design.
Key Advantages for Your Application
- Enhanced Safety & Reliability: Superior dielectric strength and contamination-free material prevent tracking and ensure consistent, reliable interruption of fault currents.
- Exceptional Durability: High mechanical strength and outstanding resistance to thermal shock, chemical corrosion, and aging guarantee a long service life in demanding environments.
- Optimized Fuse Performance: The material's stability and thermal properties contribute to faster arc extinction, improving the overall speed and efficiency of the fuse.
- Wide Material Selection: From cost-effective steatite to high-purity alumina, we offer a range of materials to precisely match your electrical, thermal, and mechanical requirements.
Our Product Series
We provide a comprehensive range of ceramic fuse bodies tailored to various industries and standards:
Square HSF Standard Bodies
Available in 75% and 95% alumina compositions for No. 0 and No. 1 fuses.
75% alumina (porcelain bottle for No. 0 fuse)
75% alumina (porcelain bottle for No. 1 fuse)
75% alumina (porcelain bottle for No. 0 fuse)
75% alumina (porcelain bottle for No. 1 fuse)
95% alumina (porcelain bottle for No. 0 fuse)
95% alumina (porcelain bottle for No. 1 fuse)
Electric Vehicle Fuse Series
Round tube series
75% alumina square tube series
95% alumina square tube series
Energy Storage Fuse Series
75% alumina square tube series
95% alumina square tube series
Wind & Solar Power Fuse Shells
Mini Fuse Square Tubes
Fuse Tubes
Mounting Ceramic Parts & Ceramic Cores
Material Properties Comparison
Select the ideal material for your design needs from our standard offerings.
| Property | Unit | L-5 Steatite | A-75 (75% Al₂O₃) | A-95 (95% Al₂O₃) | A-99 (99% Al₂O₃) | Cordierite |
| Volume Density | g/cm³ | ≥ 2.6 | ≥ 3.2 | ≥ 3.6 | ≥ 3.7 | ≥ 2.3 |
| Flexural Strength | MPa | ≥ 120 | ≥ 200 | ≥ 280 | ≥ 300 | ≥ 80 |
| Linear Expansion Coefficient | x10⁻⁶/K (20-600°C) | 5 | 6.0 | 8 | 8 | 3 |
| Volume Resistivity (20 °C) | Ω*cm | >10¹² | >10¹² | >10¹³ | >10¹⁴ | >10¹² |
| Dielectric Strength | kV/mm | ≥ 20 | ≥ 20 | ≥ 18 | ≥ 18 | ≥ 15 |
| Dielectric Loss Angle | x10⁻⁴ (1MHz) | ≤ 20 | ≤ 10 | ≤ 4 | ≤ 4 | ≤ 4 |
| Max Safety Operating Temp | °C | 1000 | 1200 | 1500 | 1550 | 800 |
Production Equipment
Why Partner With Us?
As a specialized manufacturer, we offer OEM & ODM services to develop custom ceramic fuse shells that meet your exact dimensional and performance specifications. Our technical expertise ensures you get the right component for your unique application challenges.
