myMectronic
myMectronic

A Premier B2B Part Search

Littelfuse PSR033FS1000Z Semiconductor Fuse

Littelfuse PSR Series High-Speed Square Body Fuses are designed to protect power semiconductor devices such as IGBTs, diodes, and SCRs used in power conversion, UPS, drives, and heavy industrial equipment. Recognized for their extremely fast response and current limiting features, these ceramic-body fuses feature flush-end mounting, micro-switch indicators, and certified safety standards. They are ideal for sensitive electronics, DC and AC systems, and energy storage applications, ensuring reliability and precision in demanding electrical environments.

Authorized Distributors
Source:DigiKey
Part No:PSR033FS1000Z
Stock:5
Inv Date:05-28-2026
Price: Unit price: $517.08
Buy/RFQ:
Part No:PSR033FS1000Z
Stock:0
Inv Date:05-29-2026
Price: Unit price: $517.08
Buy/RFQ:
Part No:PSR033FS1000Z
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1092.47
Buy/RFQ:
Part No:PSR033FS1000Z
Stock:0
Inv Date:05-28-2026
Price: Unit price: $1092.47
Buy/RFQ:
Part No:PSR033FS1000Z
Stock:0
Inv Date:05-28-2026
Price: Unit price: $417.67
Buy/RFQ:

Littelfuse PSR033FS1000Z 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
  • Material: Ceramic body, Plated Brass contacts
  • Approval Certifications: UL Recognized UL 248-13, C-UR-US, IEC 60269-4 Class aR
  • Operating Temperature: -55°C to +125°C
  • Temperature Rating: -55°C to +125°C
  • Storage Temperature: Up to +35°C with <65% humidity
  • Stud Size (Case Size 30-33): M8x1.25, torque 13.5 Nm
  • Stud Size (Case Size 70-73): M12x1.75, torque 45 Nm
  • Stud Size (Case Size 30-33, Inch Thread): 5/16-18 UNC, torque 13.5 Nm
  • Stud Size (Case Size 70-73, Inch Thread): 1/2-13 UNC, torque 45 Nm
  • Visual indicator: Micro-switch included, fuse blown indication available

Buy the Littelfuse Series PSR Semiconductor Fuse: PSR033FS1000Z

Experience reliable circuit protection with Littelfuse PSR Series Semiconductor Fuses. Designed for fast response and current limiting, these ceramic-body fuses with micro-switch indicators ensure safety and efficiency in power conversion, DC and AC systems, and energy storage applications. Certified safe and certified, they offer optimal performance for industrial equipment, soft-starters, inverters, and heavy-lifting machinery. Durable, fast-acting, and easy to install, these fuses are essential components for protecting sensitive power electronics in demanding environments. Purchase online today for dependable, high-speed circuit protection.

Get Littelfuse PSR033FS1000Z today—built for precision and long-lasting durability in power semiconductor protection.

Frequently Asked Questions

Where can I buy Littelfuse PSR033FS1000Z?

You can click on the BUY or RFQ button to purchase PSR033FS1000Z from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part PSR033FS1000Z?

You can download the PSR033FS1000Z datasheet or visit the Littelfuse website for support.

Who is the manufacturer of PSR033FS1000Z?

Littelfuse

Littelfuse Part List

Browse and search other Littelfuse parts, locate datasheets and stock

Sponsored by