Eaton FWH-025A6F fuse - UL Recognized; CE RoHS

Part Number: FWH-025A6F
Manufacturer
Eaton
Part number
FWH-025A6F

Quick Summary

Eaton FWH-025A6F fuse provides fast overcurrent protection for DC and AC power rails in industrial control panels. Slow or unreliable fusing leads to downtime and costly equipment damage in high-demand automation lines. UL Recognized and CSA Certified components, along with CE Marked RoHS compliance, support safe installation and global qualification. Backed by the Bussmann data sheet and a 6x32mm high-speed design, this fuse delivers proven protection with straightforward ferrule-end connections, helping engineers simplify installation and optimize downtime and service costs. Its 25A RMS rating, 500 V rating, and clearly defined interrupt characteristics make it a dependable choice for modern control architectures.

Product Information

Extended Description

FWH-025A6F Eaton: Eaton Bussmann series FWH high speed fuse, DC common bus, 25A RMS (200% minimum opening current at rated voltage), 50 kAIC at 0.25-20A, 20 kAIC at 25-30A, Ferrule end X ferrule end, Standard
Product Name
Eaton Bussmann series FWH high speed fuse
Catalog Number
FWH-025A6F
UPC
051712796514
EAN
5027590061193
Product Length/Depth
1.25 in
Product Height
0.25 in
Product Width
0.25 in
Product Weight
0.4 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Certifications
UL Recognized CSA Certified
Amperage Rating
25A RMS (200% minimum opening current at rated voltage)
Interrupt rating
50 kAIC at 0.25-20A 20 kAIC at 25-30A
Voltage rating
500 Vac/dc (35-800 A only)
Packaging type
Standard
Connection
Ferrule end x ferrule end
Fuse indicator
Non Indicating
Feature → Business Impact → Application: The FWH-025A6F delivers a 25A RMS amperage with a robust 50 kAIC interrupt rating at 0.25-20A, enabling rapid fault clearance to minimize arc energy in DC common bus configurations. This translates to reduced stress on downstream components and improved system uptime in automated lines. Application: Perfect for panel designs that require fast protection for DC or AC power rails and 6x32mm fuse format within industrial control cabinets. Feature → Business Impact → Application: Voltage rating of 500 Vac/dc supports mixed-voltage environments up to 800A ranges, ensuring consistent protection across 35-800 A segments. This provides design flexibility and compliance with dual-source systems in process automation. Feature → Business Impact → Application: Ferrule end connections simplify field termination and panel wiring, reducing installation time and wiring errors during retrofit or expansion projects. Application: Ideal for retrofit projects and new builds that favor ferrule-to-ferrule reliability and modular maintenance. Feature → Business Impact → Application: Compliances and certifications including UL Recognized, CSA Certified, and CE RoHS provide regulatory confidence, enabling global deployment and easier supplier audits. Application: Suitable for multinational facilities and regulated industries where traceability and conformity are non-negotiable. Feature → Business Impact → Application: Compact dimensions (1.25 in L x 0.25 in H x 0.25 in W) and standard packaging simplify enclosure fitment and stocking, supporting space-constrained control panels and streamlined procurement. Application: Beneficial for modern compact controllers and distributed I/O cabinets where fuse footprint conservation matters.

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FAQs

The FWH-025A6F uses ferrule end connections and follows the standard 6x32mm high-speed fuse format. It is designed for DC common bus protection in industrial panels and can be integrated into ferrule-to-ferrule terminations within typical control cabinets. When planning retrofits, verify ferrule sizing and conductor insulation compatibility to ensure reliable terminations and ease of installation.
Key specs include a 25A RMS amperage rating, a 500 Vac/dc voltage rating, and interrupt ratings of 50 kAIC for 0.25-20A and 20 kAIC for 25-30A. The fuse supports a DC common bus configuration and provides 1.25 inch length with ferrule-end terminations, aligning with standard high-speed fuse data sheets for quick reference during design reviews.
Yes. The FWH-025A6F is specifically designed for DC common bus protection, offering rapid interruption to minimize fault energy. It’s rated for 500 V and is compatible with DC systems in automation panels. Its ferrule-end design simplifies installation, while its 25A RMS rating supports typical low to medium current DC bus applications in control architectures.
The FWH-025A6F is UL Recognized, CSA Certified, and CE RoHS compliant. These certifications verify safe operation, regulatory compliance, and environmental responsibility, enabling global deployment across multinational facilities and simplifying supplier qualification and product audits for regulated industries.
Official resources include the Eaton Bussmann datasheets and the Eaton specification sheet for FWH-025A6F. Access the Bussmann data sheet for detailed electrical ratings and mechanical dimensions, and consult the 6x32mm high-speed fuse data sheet for installation guidance, terminations, and compliance notes.