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Littelfuse PSR030FS0450Z High-Speed Power Fuse

Littelfuse PSR Series High-Speed Square Body Fuses are designed for protecting power semiconductor devices such as diodes, triacs, IGBTs, SCRs, and MOSFETs. They ensure fast response to line surges and overcurrent conditions in power conversion equipment like drives, inverters, UPS, and soft-starters. Suitable for industrial use, these ceramic-bodied fuses feature direct bus-bar mount, visual blown indicators, and low watt-loss design, certified under UL, cURus, IEC, and CCC standards for reliable circuit protection.

Authorized Distributors
Source:DigiKey
Part No:PSR030FS0450Z
Stock:0
Inv Date:05-28-2026
Price: Unit price: $230.673
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Part No:PSR030FS0450Z
Stock:0
Inv Date:05-29-2026
Price: Unit price: $275.23
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Part No:PSR030FS0450Z
Stock:0
Inv Date:05-28-2026
Price: Unit price: $580.1
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Part No:PSR030FS0450Z
Stock:0
Inv Date:05-28-2026
Price: Unit price: $580.1
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Part No:PSR030FS0450Z
Stock:0
Inv Date:05-28-2026
Price: Unit price: $210.06
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Part No:PSR030FS0450Z
Stock:41
Inv Date:05-29-2026
Price: N/A
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Littelfuse PSR030FS0450Z High-Speed Power Fuse Specifications:

  • Voltage Range AC: 550 V - 1300 V
  • Voltage Range DC: 500 V - 1000 V
  • Amperage Range: 40A-2000A
  • Interrupting Range AC: 100 kA - 200 kA
  • DC: 150 kA
  • Time Constant: 10ms
  • Material Body: Ceramic
  • Contacts: Plated Brass
  • Mounting: Flush-End Style
  • Operating Temperature: -55°C to +125°C
  • Certifications: UL 248-13 Recognized, cURus, IEC 60269-4, RoHS, REACH
  • Stud Size: M8x1.25, M10x1.5, M12x1.75, with recommended torque specific to each case size
  • Environmental conditions: Operates up to +125°C, storage up to +35°C, humidity <65%

Buy the Littelfuse PSR030FS0450Z – Reliable Semiconductor Protection for Industrial Applications

Secure your power semiconductor devices with Littelfuse High-Speed Power Fuses. Designed for quick response, ceramic body for durability, and certified for industrial use, these fuses provide superior circuit protection, reduce downtime, and ensure safety in power conversion, inverter systems, and motor drives. Get reliable protection for sensitive electronics, with visual blown indicators, direct bus-bar mounting, and optimal performance at high voltages and currents. Order online today for fast, trusted industrial circuit safeguarding.

Buy Littelfuse PSR030FS0450Z now and experience unmatched reliability and performance for industrial power protection.

Frequently Asked Questions

Where can I buy Littelfuse PSR030FS0450Z?

You can click on the BUY or RFQ button to purchase PSR030FS0450Z from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part PSR030FS0450Z?

You can download the PSR030FS0450Z datasheet or visit the Littelfuse website for support.

Who is the manufacturer of PSR030FS0450Z?

Littelfuse

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