High-Speed Fuse

The PROSEMI High-Speed Fuse is engineered for rapid response to overcurrent conditions, providing exceptional protection for sensitive electronic components in high-speed circuits. With ultra-fast reaction times, these fuses effectively prevent damage from short circuits and power surges, ensuring the safety and reliability of your devices.

Ideal for applications in power supplies, telecommunications, automotive electronics, and industrial systems, the PROSEMI High-Speed Fuse is designed to handle high inrush currents and protect delicate components without sacrificing performance. Its high breaking capacity and stable operation under extreme conditions make it an essential choice for designs requiring fast, reliable overcurrent protection.

Available in a range of current ratings and configurations, the PROSEMI High-Speed Fuse offers both versatility and superior protection, ensuring your circuits stay safe and operational in demanding environments.

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High-Speed Fuse

High-Speed Fuse Related Products

We offer a wide range of categorized products, each of which has been carefully selected and designed to meet the individual needs of diverse consumers.
Model Interrupting Rating Voltage Rating (V) Ampere Rating (A) Dimension (mm) Power loss (W) I²t (A² Sec) Pre-arcing I²t (A² Sec) Total Automotive PDF
HMSD15-600A-T 150Vdc@50kA 150VDC 600 35x37x32mm 66 82000 377200 Yes
HMSD15-700A-T 150Vdc@50kA 150VDC 700 35x37x32mm 75 128000 589000 Yes
H2SA-150A-TA 200Vdc @ 50kA 315Vdc @ 6kA * 200VDC 150 36x22x25mm 23.1 4500
H2SA-175A-TA 200Vdc @ 50kA 315Vdc @ 6kA * 200VDC 175 36x22x25mm 25.2 6600 Yes
H2SA-200A-TA 200Vdc @ 50kA 315Vdc @ 6kA * 200VDC 200 36x22x25mm 27.5 8500 Yes
H2SA-250A-TA 200Vdc @ 50kA 315Vdc @ 6kA * 200VDC 250 36x22x25mm 30.5 16000 Yes
H2SA-300A-TA 200Vdc @ 50kA 200VDC 300 36x22x25mm 34.3 29000 Yes
H2SA-350A-TA 200Vdc @ 50kA 200VDC 350 36x22x25mm 37.5 31500 Yes
E2ETS-200A 250VDC@50KA L/R: 1-3ms 250VDC 200 37x36x20.5mm 6820 18100 Yes
E2ETS-250A 250VDC@50KA L/R: 1-3ms 250VDC 250 37x36x20.5mm 12700 33655 Yes
E2ETS-300A 250VDC@50KA L/R: 1-3ms 250VDC 300 37x36x20.5mm 18500 48050 Yes
E2ETS-350A 250VDC@50KA L/R: 1-3ms 250VDC 350 37x36x20.5mm 28750 76180 Yes
E2ETS-400A 250VDC@50KA L/R: 1-3ms 250VDC 400 37x36x20.5mm 43700 124000 Yes
E2ETS-450A 250VDC@50KA L/R: 1-3ms 250VDC 450 37x36x20.5mm 56350 160500 Yes
E2ETS-500A 250VDC@50KA L/R: 1-3ms 250VDC 500 37x36x20.5mm 67600 195000 Yes
H5SA-100A-TA 500Vdc@50kA 500VDC 100 49x22x25mm 14.9 1770 7020 Yes
H5SA-125A-TA 500Vdc@50kA 500VDC 125 49x22x25mm 19.3 2850 11500 Yes
H5SA-150A-TA 500Vdc@50kA 500VDC 150 49x22x25mm 23.1 4150 15770 Yes
H5SA-175A-TA 500Vdc@50kA 500VDC 175 49x22x25mm 27.5 5970 22850 Yes
H5SA-200A-TA 500Vdc@50kA 500VDC 200 49x22x25mm 30.8 9350 36500 Yes
H5SA-250A-TA 500Vdc@50kA 500VDC 250 49x22x25mm 35.2 16600 67800 Yes
E5SD-150A-TA 500Vdc@50kA L/R: 2ms 500VDC 150 49x36x24mm 3.55 4300 12470 Yes
E5SD-200A-TA 500Vdc@50kA L/R: 2ms 500VDC 200 49x36x24mm 4.75 9150 31100 Yes
E5SD-250A-TA 500Vdc@50kA L/R: 2ms 500VDC 250 49x36x24mm 5.5 15200 45600 Yes

Certified Excellence

Our operations are backed by the top certifications, proving our dedication to excellence:

1.ISO 9001 and ISO 14001 - Our commitment to quality management and environmental management systems assures efficiency and sustainability in every process.

2.IATF16949 Automotive System - We meet the stringent requirements of the automotive industry, emphasizing defect prevention and the reduction of variation and waste in the supply chain.

3.AEC-Q200 Certification - This certification stands as a testament to our products' reliability and performance in automotive electronics.

4.Comprehensive Environmental Quality Certifications - With UL, REACH, RoHS, VED, and HF certifications, our products meet the highest standards of environmental safety, reducing harmful impacts.

Certified Excellence

Innovation In Miniaturization

We take pride in our capability to produce the thinnest chip precision alloy resistors, with thicknesses as minimal as ≤0.35mm. This positions us as the sole manufacturer in China capable of designing, developing, and producing full-size chip precision alloy current sensing resistors ranging from 0402 to 5930 sizes.

Innovation In Miniaturization

Reliability And Customization

Understand that each project carries its unique challenges. Therefore, we offer flexible delivery cycles varying from 6 to 12 weeks, tailored to meet your specific needs without compromising on quality or environmental integrity.

Reliability And Customization

Relevant Cases

PROSEMI electronic components are widely applied across multiple fields, ensuring the safe and efficient operation of equipment, and gaining trust within the industry.

PROSEMI TECHNOLOGY

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