Eaton KAC-5 High Speed Fuse - UL Recognized, 200 kAIC

Part Number: KAC-5
Manufacturer
Eaton
Part number
KAC-5

Quick Summary

The Eaton KAC-5 high speed fuse provides fast overcurrent protection for power electronics and motor drive circuits. Design teams struggle with nuisance blows, misalignment to fault currents, and costly downtime when fuses underperform or are oversized. UL Recognized and CE Marked, with a 200 kAIC interrupt rating, enables global deployment in compliant electrical installations. Coupled with its compact 0.5 in by 0.5 in footprint and blade end x blade end connections, it fits tight panel layouts and bus-bar assemblies. In practice, the KAC-5 helps reduce unplanned outages, standardizes protection across Tron family designs, and lowers lifecycle costs. Industries such as power supplies, rectifiers, and motor controls rely on high-speed fusing for reliable protection.

Product Information

Extended Description

KAC-5 Eaton: Eaton Bussmann series Tron KAC high speed fuse, 53A, 200 kAIC, Non Indicating, High speed fuse, Blade end X blade end, Stud
Product Name
Eaton Bussmann series Tron KAC high speed fuse
Catalog Number
KAC-5
UPC
051712470056
Product Length/Depth
0.5 in
Product Height
2.84 in
Product Width
0.5 in
Product Weight
0.4 lb
Warranty
Not Applicable
Compliances
CE Marked
Certifications
UL Recognized
Amperage Rating
53A
Interrupt rating
200 kAIC
Packaging type
Standard
Connection
Blade end x blade end
Fuse indicator
Non Indicating
Mounting method
Stud
Feature: High-speed interruption reduces fault energy. Benefit: Protects downstream components and minimizes collateral damage, shortening repair times in power conversion and drive applications. Application: Ideal for rectifier modules and motor drive protection where fast clearing matters. Feature: 53A amperage rating paired with a 200 kAIC interrupt rating. Benefit: Delivers precise protection for moderate-load circuits while withstanding high fault currents, reducing unplanned downtime in critical systems. Application: Power supplies, DC link protection, and control panels in industrial environments. Feature: Blade end x blade end connections with stud mounting. Benefit: Offers flexible installation in both wired and bus-bar configurations, enabling quicker panel integration and fewer compatibility issues. Application: OEM assemblies and field service upgrades that require versatile mounting. Feature: Compact form factor (0.5 in length/depth and 0.5 in width) and 0.4 lb weight. Benefit: Saves valuable panel space in crowded electrical cabinets, improving cooling and accessibility. Application: Tight electrical enclosures, small switchgear bays, and modular protection blocks. Feature: Non indicating fuse with standard packaging. Benefit: Reduces maintenance complexity by relying on system-level fault indicators or panel diagnostics, while keeping asset footprints minimal. Application: Dense industrial panels where visual indicators are impractical. Feature: Certifications include CE Marked and UL Recognized. Benefit: Supports global compliance and supplier qualification, streamlining procurement and audits. Application: International deployments across manufacturing sites, data centers, and OEM facilities. Insight: As part of Eaton’s Bussmann Tron TRON KAC series, this fuse aligns with existing protection architectures, enabling scalable protection strategies and consistent replacement parts across facilities.

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FAQs

KAC-5 uses blade end x blade end connections with a stud mounting method, offering flexible installation in both wired and bus-bar configurations. Its compact 0.5 in footprint supports dense panel layouts, while the 2.84 in height and 0.5 in width help achieve space efficiency in control cabinets and switchgear assemblies.
The KAC-5 is rated for 53A with an interrupt rating of 200 kAIC, providing fast fault clearing to protect downstream components. It is non-indicating and designed for use in Bussmann Tron circuits, compatible with standard fuse blocks and protection schemes in industrial systems.
Yes. The KAC-5 carries CE Marking and UL Recognized certification, ensuring global compliance and reliability for multinational installations. This supports procurement, audits, and regulatory requirements in diverse industrial environments.
Official datasheets and catalogs are available from Eaton. Look for the KAC-5 Specification Sheet and the KAC-5 TRON RECTIFIER FUSE catalogs, which provide detailed electrical ratings, dimensions, and installation guidelines for integration into power electronics and protection schemes.
The KAC-5 is ideal for rectifier fuses, power supplies, and motor drive protection in industrial panels and switchgear. Its 53A rating with 200 kAIC interrupt capability, along with compact blade-end connections and stud mounting, supports reliable protection in space-constrained, high-current environments while reducing downtime.