LITTELFUSE Semiconductor Fuse: PSR Series, Very-Fast-Acting, 550 A, 1,300 V AC
The LITTELFUSE PSR Series Semiconductor Fuse is a very-fast-acting threaded flush-end square fuse rated at 550 A, 1,300 V AC, and 1,000 V DC (MPN PSR073FS0550Z). This AC/DC voltage type fuse is designed for…
SKU 3G-OTH-26710
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The LITTELFUSE PSR Series Semiconductor Fuse is a very-fast-acting threaded flush-end square fuse rated at 550 A, 1,300 V AC, and 1,000 V DC (MPN PSR073FS0550Z). This AC/DC voltage type fuse is designed for overcurrent protection in industrial equipment.
Frequently Asked Questions
What is the LITTELFUSE PSR073FS0550Z semiconductor fuse used for?
The LITTELFUSE PSR Series very-fast-acting fuse (MPN PSR073FS0550Z) protects industrial power electronics, drives, and inverters from overcurrent. Rated 550 A, 1,300 V AC, and 1,000 V DC, it clears faults rapidly to safeguard sensitive semiconductor circuits in manufacturing and process equipment.
What are the specifications of the LITTELFUSE PSR073FS0550Z fuse?
This PSR Series fuse is very-fast-acting with a threaded flush-end square body. It is rated 550 A, 1,300 V AC, and 1,000 V DC (AC/DC voltage type). The manufacturer part number is PSR073FS0550Z. It is designed for high-voltage overcurrent protection in industrial applications.
Where to buy the LITTELFUSE PSR073FS0550Z fuse worldwide?
3G Electric supplies the LITTELFUSE PSR073FS0550Z semiconductor fuse to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this very-fast-acting 550 A, 1,300 V AC / 1,000 V DC fuse.
How to select the right LITTELFUSE PSR series fuse for an application?
Select a PSR series fuse by matching its voltage rating (AC and DC), current rating (550 A for this model), and interrupting capacity to your circuit. Ensure the very-fast-acting characteristic suits sensitive semiconductor loads. Consult the manufacturer's data sheet for mounting and coordination guidelines.
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3G Electric supplies LITTELFUSE very-fast-acting threaded flush-end square fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
