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LITTELFUSE Semiconductor Fuse: PSR Series, Very-Fast-Acting, 400 A, 700 V AC - Very-Fast-Acting Threaded Flush-End Square Fuses
LITTELFUSEVery-Fast-Acting Threaded Flush-End Square Fuses

LITTELFUSE Semiconductor Fuse: PSR Series, Very-Fast-Acting, 400 A, 700 V AC

The LITTELFUSE PSR Series Semiconductor Fuse is a very-fast-acting threaded flush-end square fuse rated at 400 A, 700 V AC, and 600 V DC. This AC/DC voltage type fuse is designed for semiconductor protection…

SKU 3G-OTH-25798

Brand
LITTELFUSE
Item
Semiconductor Fuse: PSR Series, Very-Fast-Acting, 400 A, 700 V AC
Category
Very-Fast-Acting Threaded Flush-End Square Fuses
Available to Order
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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

Technical Specifications

LITTELFUSE
Manufacturer Part Number
PSR032FS0400Z
Series
PSR
Type
Very-Fast-Acting, 400 A
AC
700 V
Voltage Type
AC/DC
DC DC Volt Rating
600 V

Technical Documents

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LITTELFUSE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LITTELFUSE PSR Series Semiconductor Fuse is a very-fast-acting threaded flush-end square fuse rated at 400 A, 700 V AC, and 600 V DC. This AC/DC voltage type fuse is designed for semiconductor protection applications.

Frequently Asked Questions

What is the LITTELFUSE PSR032FS0400Z semiconductor fuse used for?

The LITTELFUSE PSR032FS0400Z is a very-fast-acting threaded flush-end square fuse rated 400 A, 700 V AC, and 600 V DC. It protects power semiconductors, rectifiers, and drives from overcurrent in industrial power-conversion equipment.

What are the specifications of the LITTELFUSE PSR032FS0400Z?

The LITTELFUSE PSR032FS0400Z is a PSR Series very-fast-acting fuse rated 400 A, 700 V AC, and 600 V DC. It is a threaded flush-end square type for AC/DC circuits. The manufacturer part number is PSR032FS0400Z.

Where to buy the LITTELFUSE PSR032FS0400Z worldwide?

3G Electric supplies the LITTELFUSE PSR032FS0400Z semiconductor fuse worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time.

How to select the right LITTELFUSE PSR series fuse for semiconductor protection?

Select a LITTELFUSE PSR series fuse by matching the continuous current rating (e.g., 400 A), voltage rating (700 V AC / 600 V DC), and interrupting capacity to your circuit. Ensure the very-fast-acting characteristic clears faults before damaging semiconductors.

Used in

Common applications for LITTELFUSE
Power electronics protection — Littelfuse PSR Series semiconductor fuses for IGBT and diode protection in variable frequency drives.
Solar photovoltaic systems — Littelfuse SPF Series fast-acting fuses for string overcurrent protection in PV arrays.
Automotive electrical systems — Littelfuse MIDI® 498 Series bolt-on fuses for battery and alternator protection in vehicles.
Industrial control panels — Littelfuse KLKD Series midget fuses for branch circuit protection in control transformers and relays.
Motor control centers — Littelfuse BLF Series fast-acting fuses for short-circuit protection of motor starters and contactors.

LITTELFUSE 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.

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