Eaton WCF35RN fuse - Class CF, 50 kA @690V, finger safe
Part Number: WCF35RN
Quick Summary
The Eaton WCF35RN fuse provides fast-acting current limiting protection for industrial control panels. Engineers often face nuisance trips or under-protection that drive downtime and wear on circuits. CE Marked and RoHS compliant, this Class CF dual‑element cube fuse delivers reliable interruption (50 kA) at 690 VAC for demanding environments. As part of the Eaton Bussmann Series, it integrates with standard wind CUBEFuse enclosures for easy replacement. This combination delivers reliable protection while streamlining sourcing and compliance for global installations.
Product Information
Extended Description
WCF35RN Eaton: Eaton Bussmann Series Class CF fuse, WCF, fast-acting, dual-element current limiting cube fuse, 35 A, finger safe, non-indicating fuse, interrupting rating of 50 kA at 690 Vac
Product Name
Eaton Bussmann series WCF fuse
Catalog Number
WCF35RN
UPC
051712395724
Product Length/Depth
3 in
Product Height
0.001 in
Product Width
3 in
Product Weight
1.42 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Amperage Rating
35 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: 35 A, fast-acting, dual-element Class CF cube fuse. Business Impact: Quickly limits fault currents to minimize arc energy, reducing component stress and extending the life of downstream drives and controllers. Application: Ideal for panelboards, motor starters, and control circuits in automation environments. Feature: High interrupting rating—50 kA at 690 VAC. Business Impact: Handles large faults without propagating damage to upstream equipment, lowering the risk of cascade failures. Application: Suitability for high-current mains and industrial power distribution. Feature: Finger-safe, non-indicating design. Business Impact: Safer handling during installation and maintenance, improving on-site safety and reducing accidental contact risks. Application: Field replacement in control cabinets and maintenance crews. Feature: Cube geometry and standard packaging. Business Impact: Dense panel layouts enable compact designs and faster sourcing with 3 in x 3 in footprint and standard Bussmann packaging. Application: New builds and retrofits in control panels and switchgear. Feature: RoHS and CE compliant with Class CF protection. Business Impact: Ensures regulatory alignment and traceable, sustainable components for global deployments. Application: Global manufacturing lines, automotive power electronics, and industrial automation systems.
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FAQs
The WCF35RN provides a 50 kA interrupting rating at 690 VAC and an amperage rating of 35 A. This combination supports robust protection for industrial control panels and motor circuits, while delivering quick fault interruption to minimize arc energy and equipment damage.
Yes. The WCF35RN uses the CubeFuse form factor and is designed for integration with Bussmann wind CUBEFuse enclosures, enabling drop‑in replacement in existing panels and straightforward procurement with standard packaging.
Best suited for industrial control panels, motor starters, power distribution and panelboards, the 35 A dual‑element CF fuse helps protect sensitive drives and contactors while tolerating short inrush events common in automated lines.
The WCF35RN is CE marked and RoHS compliant, aligning with European regulatory requirements. It also carries the Class CF designation for current-limiting protection, supporting safe, standards‑conforming installations.
By reducing nuisance trips, improving fault localization, and delivering reliable protection, the WCF35RN lowers downtime and spare parts usage. Its standard footprint and compatibility with existing Bussmann components streamline stocking and panel construction, delivering a favorable total cost of ownership.