FWH-100B-BUSSMAN
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  • FWH-100B-BUSSMAN
  • FWH-100B
  • BUSSMANN
  • Ati Accurate Technology Power Semiconductor Module
  • Description

    The FWH-100B-BUSSMANN is a high-speed semiconductor protection fuse from Eaton's Bussmann series, rated at 100 amperes and engineered specifically for the protection of power semiconductor devices including IGBTs, thyristors, MOSFETs, and rectifier diodes. Unlike conventional branch-circuit fuses, the FWH-B series features extremely low I²t let-through values and rapid arc interruption, ensuring that downstream semiconductor junctions are protected before thermal damage can propagate through the device. This makes the FWH-100B an industry-standard choice wherever solid-state power devices must be safeguarded against fault conditions.

    The FWH-100B-BUSSMANN is widely deployed in industrial variable frequency drives (VFDs), DC bus protection circuits, UPS systems, soft starters, welding inverters, and rectifier panels. Power electronics engineers rely on this fuse series in both OEM design and field replacement scenarios where semiconductor-grade overcurrent protection is non-negotiable. Its compact form factor and standardized mounting dimensions make it a drop-in solution for panel upgrades, drive repairs, and legacy system maintenance across manufacturing, oil and gas, marine, and utility infrastructure environments.

    Quick Reference: FWH-100B-BUSSMANN

    Part Number FWH-100B-BUSSMANN
    Manufacturer Eaton / Bussmann Series
    Type Fast-Acting Semiconductor Protection Fuse
    Current Rating 100A
    Voltage Rating 500V AC / 500V DC
    Availability In Stock — Same-Day Shipping Available
    Condition New OEM

    Key Features of the FWH-100B-BUSSMANN:

    • Ultra-fast current-limiting action with exceptionally low I²t let-through energy, minimizing stress on downstream semiconductor junctions during fault events
    • 100A continuous current rating with 500V AC/DC interrupting capability suited for medium-power drive and rectifier topologies
    • Knife-blade (bolted) terminal construction ensures low-resistance, vibration-resistant connections in demanding industrial panel environments
    • High interrupting rating provides reliable arc quenching under short-circuit conditions without case rupture or collateral damage
    • Compact, standardized body dimensions compatible with common DIN-rail and panel-mount fuseholders used across major drive and rectifier OEM platforms
    • Compliant with UL 248-13 and IEC 60269-4 semiconductor fuse standards for global installation and certification requirements

    The FWH-100B-BUSSMANN has historically experienced long lead times through traditional distribution channels, and certain configurations have been subject to allocation or phase-out as OEM drive platforms evolve. Maintenance teams supporting legacy VFDs, rectifier cabinets, or uninterruptible power supplies often encounter extended wait times just when an unplanned outage demands immediate action. ATI Accurate Technology maintains strategic inventory of hard-to-find and long-lead-time semiconductor protection components specifically to bridge this gap, keeping critical operations running without costly production delays.

    ATI Accurate Technology is your stocking source for the FWH-100B-BUSSMANN, shipping same day on orders placed before 5PM EST from our Palmetto, Florida facility. We support OEM manufacturers, MRO buyers, and plant maintenance teams with competitive volume pricing and reliable availability. Contact our team today at 239-734-7566 or sales@igbts.us for quotes, lead-time confirmation, and bulk order pricing.

NEED 25PCS OR MORE ... CALL FOR SPECIAL PRICING 239-734-7566
SAME DAY SHIPPING FOR ORDERS PLACED BY 5PM EST ON ALL STOCK ITEMS

** 1 Year Warranty on All Products **
In Stock: 3
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  • 3 (Can ship in We can ship in 7-10 Days)
Regular price $95.00 USD
Regular price Sale price $95.00 USD
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