Eaton WCF6RN Fuse - Class CF, 50 kA @690 Vac
Part Number: WCF6RN
Quick Summary
The Eaton WCF6RN fuse provides fast-acting protection for industrial power circuits in control panels. Engineers face nuisance trips and crowded enclosures; this dual-element cube fuse offers reliable current limiting in a compact, finger-safe package. It carries CE marking and RoHS compliance for global installations, and its Class CF designation aligns with Bussmann wind CUBEFuse standards. For panel builders and maintenance teams, the 6 A rating paired with a 50 kA interrupting rating translates to higher uptime, safer operations, and simplified spare-part inventories. Its standard dimensions — 1.88 in long, 0.75 in wide, 1 in high — ensure easy integration into existing Bussmann-based assemblies.
Product Information
Extended Description
WCF6RN Eaton: Eaton Bussmann Series Class CF fuse, WCF, fast-acting, dual-element current limiting cube fuse, 6 A, finger safe, non-indicating fuse, interrupting rating of 50 kA at 690 Vac
Product Name
Eaton Bussmann series WCF fuse
Catalog Number
WCF6RN
UPC
051712395663
Product Length/Depth
1.88 in
Product Height
1 in
Product Width
0.75 in
Product Weight
1.39 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Amperage Rating
6 A
Fuse type
CUBEFuse
Material
Glass filled PES
Number of elements
Dual
Packaging type
Standard
Class
Class CF
Fuse indicator
Non-indicating
Special features
Finger safe, non-indicating
Bussmann Full Line Catalog
Bussmann Full Line Catalog
RoHS Search Tool
Bussmann series Fuseology
Bussmann series Fuseology
Bussmann series Wind CUBEFuse data sheet no. 9009
Feature: Fast-acting, dual-element current-limiting CubeFuse design delivers precise fault clearing. Business Impact: Minimizes arc energy and protects downstream devices, reducing damage and downtime in critical automation circuits. Application: Ideal for control panels, PLC cabinets, and motor control centers where tight protection and rapid clearing are essential. Feature: 6 A amperage rating with 50 kA interrupting capability at 690 Vac provides robust protection for small-to-medium power branches. Business Impact: Supports reliable protection without sacrificing normal operation, enabling safer panel architectures and lower maintenance costs. Application: Suitable for branch circuits feeding drives, valves, and sensors in industrial automation systems. Feature: Finger-safe, non-indicating CUBEFuse construction with dual elements. Business Impact: Improves installer safety and reduces cabinet maintenance overhead by avoiding visual fuse indicators; supports quick, safe replacements. Application: Common in serviceable control panels where fast commissioning and minimal downtime matter. Feature: Glass-filled PES material and compact cube form factor. Business Impact: Delivers mechanical robustness in harsh environments while saving panel space and simplifying inventory. Application: Replacement in compact Bussmann series assemblies within machine controls and distribution blocks. Feature: Compliance and compatibility with CE and RoHS requirements and the Bussmann Series ecosystem. Business Impact: Ensures regulatory alignment across global sites and simplifies sourcing from a single supplier network. Application: Global installations and OEM panel builds that demand consistent fuse performance across regions.
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FAQs
The WCF6RN uses a compact cube form factor (1.88 in L × 0.75 in W × 1 in H) that drops into standard Bussmann series assemblies. Ensure mounting clearance and compatible terminal spacing, and verify panel labeling for Class CF protection. The finger-safe design improves installer safety during routine maintenance and fuse replacement.
The device is a 6 A fuse with a 50 kA interrupting rating at 690 Vac. This combination supports reliable short-circuit clearing while allowing normal operation of smaller power branches in control panels and automation racks.
Yes. The dual-element current-limiting design provides fast fault clearing, protecting motor control circuitry and drives from damaging short circuits while maintaining system availability. Its Class CF designation aligns with Bussmann series motor protection practices.
The WCF6RN is CE marked and RoHS compliant, meeting European regulatory requirements for electrical protection devices and supporting global deployments in compliant facilities.
By delivering rapid fault clearing and reducing nuisance trips, the WCF6RN helps minimize unplanned downtime and drive downtime costs down. Its compact, non-indicating design lowers maintenance checks, while its compatibility with standard Bussmann assemblies simplifies spares and stock management.