Eaton KOS500 Fuse - Class K5 Knife Blade, 10 kAIC
Part Number: KOS500
Quick Summary
Eaton KOS500 fuse protects industrial electrical circuits with reliable overcurrent protection for switchgear and panels. Engineers often struggle to balance a high interrupt rating with compact footprint and straightforward installation in crowded enclosures. It carries CE marked compliance, while CSA certification is not applicable for this model, ensuring broader regulatory alignment. Designed for 500 A at 600 V and featuring a knife blade design, it supports Eaton Edison protection strategies and offers predictable, cost‑effective maintenance for industrial facilities. This device integrates easily with Eaton’s Edison line, while standard packaging and a compact 13 in length help streamline stocking and field service.
Product Information
Extended Description
KOS500 Eaton: Eaton Edison KOS fuse, Knife blade, 500 A, Class K5, Non-indicating, 10 kAIC, Standard, 1, 600 V
Product Name
Eaton Edison KOS fuse
Catalog Number
KOS500
UPC
782634375005
Product Length/Depth
13 in
Product Height
3 in
Product Width
3 in
Product Weight
0.001 lb
Warranty
No warranty
Compliances
CE Marked
Certifications
Not Applicable CSA Certified
Amperage Rating
500 A
Interrupt rating
10 kAIC
Voltage rating
600 V
Packaging type
Standard
Class
Class K5
Fuse indicator
Non-indicating
Quantity
1
Special features
Knife blade
High amperage and interrupt rating directly translate to improved system reliability and reduced downtime in critical Power Distribution applications. The 500 A capacity paired with a 10 kAIC interrupt rating minimizes fault clearing time on heavy motor feeders, boosting uptime in manufacturing environments. The knife blade design enables faster, safer replacement during outages, reducing maintenance windows and labor costs. Class K5 construction with a non-indicating fuse indicator simplifies integration into existing protection schemes, while keeping mis-wiring and nuisance trips to a minimum. At 600 V with standard packaging, the KOS500 fits snugly in compact switchgear and control panels, improving space utilization and ease of installation. The 13 in x 3 in footprint and 3 in height provide predictable handling in panel builds. The product’s CE Marked compliance supports European installations, and the standard packaging reduces stocking complexity for procurement teams. Overall, this fuse aligns with preventive maintenance strategies and long-term total cost of ownership goals, delivering consistent protection without sacrificing ease of use or performance.
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FAQs
The KOS500 uses a standard packaging approach with a 13 in length and 3 in width by 3 in height. Its knife blade contact is designed for quick, secure replacement in Eaton Edison compatible switchgear, panels, and motor feeders. Ensure mounting clearance in crowded enclosures and confirm the 600 V rating aligns with your system voltage. The unit ships as a single fuse with a non-indicating indicator, simplifying stocking and field swaps.
The KOS500 provides a 500 A amperage rating, a 10 kAIC interrupt rating, and a 600 V voltage rating. It is a Class K5 fuse with a knife blade design and non-indicating fuse indicator, compliant with CE standards. These specs support protection of high‑current circuits in industrial panels while enabling straightforward integration and replacement.
Yes. The 500 A rating and 10 kAIC interrupt capability make the KOS500 suitable for motor feeder protection in switchgear and other 600 V distribution applications. Its knife blade design allows rapid replacement, minimizing downtime, while the Class K5 construction ensures compatibility with Eaton Edison protection schemes in industrial facilities.
The KOS500 is CE marked, ensuring compliance with European market requirements. CSA certification is not applicable for this model, which should be considered during regulatory planning and supplier qualification in regions where CSA is a prerequisite.
The fuse’s knife blade design and standard packaging enable quick field replacements, reducing maintenance time and labor costs. Its 13 in length and compact footprint simplify stocking and installation, lowering spare parts inventory. The high interrupt rating supports reliable protection, contributing to reduced downtime and improved overall equipment effectiveness in manufacturing environments.