LITTELFUSE Semiconductor Fuse: PSR Series, Very-Fast-Acting, 550 A, 700 V AC
The LITTELFUSE PSR Series Semiconductor Fuse is a very-fast-acting threaded flush-end square fuse rated at 550 A, 700 V AC, and 600 V DC. This AC/DC voltage type fuse (MPN PSR030FS0550Z) is designed for overcurrent…
SKU 3G-OTH-25755
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
The LITTELFUSE PSR Series Semiconductor Fuse is a very-fast-acting threaded flush-end square fuse rated at 550 A, 700 V AC, and 600 V DC. This AC/DC voltage type fuse (MPN PSR030FS0550Z) is designed for overcurrent protection in industrial equipment.
Frequently Asked Questions
What is the LITTELFUSE PSR Series semiconductor fuse used for?
The LITTELFUSE PSR Series semiconductor fuse (MPN PSR030FS0550Z) provides very-fast-acting overcurrent protection for industrial power electronics, including drives, inverters, and rectifiers. Its 550 A rating and 700 V AC / 600 V DC capability make it suitable for high-power equipment across machining, electrical, and power-transmission systems.
What are the specifications of the LITTELFUSE PSR030FS0550Z fuse?
The LITTELFUSE PSR030FS0550Z is a very-fast-acting threaded flush-end square fuse rated at 550 A, 700 V AC, and 600 V DC. It belongs to the PSR Series and supports AC/DC voltage types. This semiconductor fuse is designed for reliable overcurrent protection in demanding industrial applications.
Where to buy the LITTELFUSE PSR030FS0550Z fuse worldwide?
3G Electric supplies the LITTELFUSE PSR030FS0550Z fuse to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for this very-fast-acting semiconductor fuse. Contact us to source this 550 A, 700 V AC / 600 V DC PSR Series fuse for your application.
How to select the correct LITTELFUSE PSR Series fuse for an application?
To select the correct LITTELFUSE PSR Series fuse, match the continuous current rating (550 A for PSR030FS0550Z) to your circuit's load, and verify voltage ratings (700 V AC / 600 V DC) exceed system voltage. Ensure the very-fast-acting characteristic suits semiconductor protection needs. Consult 3G Electric for application-specific guidance.
Used in
Common applications for LITTELFUSELITTELFUSE Products
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.
