Bussmann FWP-45 High Speed Fuse, 250V AC/DC, Non-Indicating

Bussmann FWP-45 High Speed Fuse, 250V AC/DC, Non-Indicating

The Bussmann FWP-45 is an Eaton Bussmann series FWP high speed fuse engineered for demanding overcurrent protection duty, rated 250 Vac/dc for reliable performance across both alternating current and direct current circuits. Supplied in Standard Pkg configuration with a Non Indicating design, this fuse delivers dependable current-limiting protection without a blown-fuse indicator window, making it a straightforward drop-in replacement for panels and equipment that do not require visual trip signaling. Its compact, lightweight body makes it well suited for space-constrained enclosures, power electronics assemblies, and industrial control equipment where fast-acting overcurrent protection is essential to safeguarding downstream components.

Key Features

• High Speed Fuse Design: Part of the Eaton Bussmann series FWP line, built for fast-acting current-limiting protection in demanding circuits where standard-speed fuses may not respond quickly enough.
• Dual Voltage Rating: Rated 250 Vac/dc, giving electrical designers a single component suitable for both alternating current and direct current protection schemes.
• Non Indicating Construction: Standard non-indicating body without a blown-fuse indicator window, matching applications where visual trip status is not required.
• Standard Pkg Configuration: Supplied in Bussmann's Standard Pkg, simplifying stocking, ordering, and like-for-like replacement in the field.
• Compact Footprint: Measures approximately 4.35 in in height with a .75 in width and .75 in depth, allowing it to fit tight enclosure and panel spaces.
• Lightweight Build: Weighs approximately .18 lb, simplifying handling, shipping, and installation for maintenance crews.
• Eaton Bussmann Series FWP Platform: Backed by the established FWP high speed fuse family, engineered specifically for precise overcurrent response.

Technical Specifications

• Compliances: Contact factory
• Product Height: 4.35 in
• Product Length Depth: .75 in
• Product Weight: .18 lb
• Product Width: .75 in

Typical Applications

• Semiconductor and Power Electronics Protection
• Motor Drive and Variable Frequency Drive (VFD) Circuits
• Industrial Control Panels and Switchgear
• Rectifier and Power Conversion Equipment
• OEM Electrical Equipment Manufacturing
• Panel Retrofits Requiring a Non-Indicating, Standard Pkg Fuse

Why Bussmann?

Bussmann, an Eaton brand, is a recognized name in circuit protection engineering, and the series FWP high speed fuse reflects that heritage with a design built for precise, fast-acting overcurrent response. Backed by the Eaton Bussmann series FWP platform and rated 250 Vac/dc, the FWP-45 gives electrical professionals a dependable, compact component for protecting sensitive power electronics, motor drives, and industrial equipment from damaging fault currents. Its Standard Pkg, Non Indicating configuration keeps ordering and replacement simple for maintenance teams. Choose Bussmann for consistent, code-focused quality in demanding electrical protection applications where downtime is not an option.