Eaton Bussmann FWP-40A14FI High-Speed Fuse, 40A, 700V AC
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Eaton Bussmann FWP-40A14FI is a cylindrical high-speed fuse for semiconductor protection, rated at 40 A, 690 V AC under IEC ratings, 700 V AC under UL ratings, and 600 V DC. This Class aR fuse has a 14 × 51 mm construction size, ferrule-to-ferrule connections, a ceramic body, and a top fuse-status indicator with striker.
| Brand | Eaton Bussmann |
| Catalog Number | FWP-40A14FI |
| UPC | 051712542852 |
| Product Category | High-Speed Cylindrical Fuse |
| Rated Current | 40 A |
| Rated Voltage | 690 V AC IEC, 700 V AC UL, 600 V DC UL |
| Utilization Category | Class aR Semiconductor Protection |
| AC Interrupt Rating | 200 kAIC at 700 V AC |
| DC Interrupt Rating | 50 kAIC at 600 V DC |
| Fuse Size | 14 × 51 mm |
| Connection | Ferrule End × Ferrule End |
| Fuse Indicator | Top Fuse-Status Indicator with Striker |
| Pre-Arcing I²t | 84 A²s |
| Clearing I²t | 750 A²s |
| Power Loss | 8 W |
| Material | Ceramic |
| Compliance | CE Marked, RoHS Compliant |
| Certifications | UL Recognized, CSA Certified |
| Quantity | 10 pcs |
Typical applications include semiconductor protection, DC common-bus systems, DC drives, power converters, and rectifiers. The cylindrical format is designed for use with compatible finger-safe fuse holders or blocks and striker arrangements.
Apexon Supply provides B2B sourcing and replacement support for Eaton Bussmann FWP-40A14FI, including technical identification, specification alignment, and procurement review for industrial power-electronics systems.
Submit the catalog number, required quantity, and application requirements to request a B2B quote and confirm technical alignment.
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