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Littelfuse PSR033FS0500Z Power Semiconductor Fuse

Littelfuse PSR Series High-Speed Square Body Fuses are designed to protect power semiconductor devices like IGBTs, SCRs, diodes, and MOSFETs in power conversion and conditioning equipment. These fuses ensure rapid circuit protection in applications such as UPS, inverters, drives, and energy storage systems. Certified globally with UL, IEC, cURus, and CCC, they feature a flush end mount, ceramic body, plated brass contacts, visual blow indication, and excellent cycling capability, making them ideal for sensitive electrical systems requiring fast overcurrent protection.

Authorized Distributors
Source:DigiKey
Part No:PSR033FS0500Z
Stock:3
Inv Date:05-28-2026
Price: Unit price: $477.74
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Part No:PSR033FS0500Z
Stock:0
Inv Date:05-29-2026
Price: Unit price: $477.74
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Part No:PSR033FS0500Z
Stock:0
Inv Date:05-28-2026
Price: Unit price: $981.64
Buy/RFQ:
Part No:PSR033FS0500Z
Stock:0
Inv Date:05-28-2026
Price: Unit price: $981.64
Buy/RFQ:
Part No:PSR033FS0500Z
Stock:0
Inv Date:05-28-2026
Price: Unit price: $383.55
Buy/RFQ:

Littelfuse PSR033FS0500Z Power Semiconductor Fuse Specifications:

  • Voltage Range AC: 550 V - 1300 V
  • DC: 500 V - 1000 V
  • Amperage Range: 40A-2000A
  • Interrupting Range AC: 100 kA - 200 kA
  • DC: 150 kA
  • Time Constant: 10ms
  • Mounting: Flush-End Style
  • Body Material: Ceramic
  • Contacts: Plated Brass
  • Operating Temperature: -55°C to +125°C
  • Certifications: UL Recognized UL 248-13, cURus, IEC 60269-4 Class aR, RoHS, REACH
  • Environmental: Storage Temperature Up to +35°C, Humidity <65%
  • Thread Sizes: M8x1.25, 5/16-18 UNC, M12x1.75, M10x1.5
  • Recommended Torque from 13.5 Nm to 45 Nm depending on size

Buy the Littelfuse Series PSR Power Semiconductor High-Speed Fuse: PSR033FS0500Z

Purchase the high-speed power semiconductor fuse online from Littelfuse today. Designed for protecting IGBTs, SCRs, and MOSFETs, it offers rapid circuit interruption, global certifications, and reliable blow indication. Ideal for power conversion systems such as UPS, inverters, and energy storage applications, this ceramic body fuse features a flush end mount, plated brass contacts, and a temperature range of -55°C to +125°C. Ensure optimal circuit safety with this certified fuse, available now for quick online purchase.

Buy Littelfuse PSR033FS0500Z fuse now and experience unmatched reliability and high-speed circuit protection for sensitive power devices.

Frequently Asked Questions

Where can I buy Littelfuse PSR033FS0500Z?

You can click on the BUY or RFQ button to purchase PSR033FS0500Z from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part PSR033FS0500Z?

You can download the PSR033FS0500Z datasheet or visit the Littelfuse website for support.

Who is the manufacturer of PSR033FS0500Z?

Littelfuse

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