Eaton FNA-3/4 FNA fuse - CE Marked RoHS Compliant
Part Number: FNA-3/4
Quick Summary
Eaton FNA-3/4 FNA fuse provides time-delay protection for inductive and electronic circuits in control panels. Engineers often contend with nuisance trips caused by startup surges, and selecting the right fuse design can be a make-or-break detail. This dual-element, silver-plated–pin fuse helps prevent false trips while delivering reliable interrupt ratings across applications. By complying with CE marking and RoHS, the device supports compliant European installations and responsible material use. The compact 0.35 inch by 1.46 inch form factor simplifies panel layouts, enabling faster assemblies and lower installation costs. In short, it delivers dependable protection with industry-aligned standards for mission-critical equipment.
Product Information
Extended Description
FNA-3/4 Eaton: Eaton Bussmann series FNA fuse, Time-delay fuse, Inductive load circuits, Electronic circuits, 0.75 A, Dual, Non-indicating, 35 AIC at 250 Vac, 10 kAIC at 125 Vac, Silver-plated pin, Standard, 250 V
Product Name
Eaton Bussmann series FNA fuse
Catalog Number
FNA-3/4
UPC
051712150538
EAN
5027590425957
Product Length/Depth
0.35 in
Product Height
1.46 in
Product Width
0.35 in
Product Weight
0.1 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Amperage Rating
0.75 A
Interrupt rating
10 kAIC at 125 Vac 35 AIC at 250 Vac
Voltage rating
250 V
Material
Silver-plated pin
Number of elements
Dual
Packaging type
Standard
Fuse indicator
Non-indicating
Special features
Superior overload and cycling capabilities
FNA-3/4~FNA-3-4~FUSETRON DUAL-ELEMENT INDICATING
FNA-3/4~FNA-3-4~FUSETRON DUAL-ELEMENT INDICATING
Eaton Specification Sheet - FNA-3/4
Feature: Time-delay dual-element design. Business Impact: minimizes nuisance trips during startup in inductive and electronic loads, improving line uptime and reducing maintenance calls. Application: motor drives, solenoids, and control panels in manufacturing equipment. Feature: 0.75 A amperage rating at 250 V. Business Impact: protects circuits without oversizing, supporting energy efficiency and component longevity. Application: logic circuits, relays, and small power paths within control panels. Feature: High interrupt ratings of 10 kAIC at 125 V and 35 AIC at 250 V. Business Impact: safely clears faults in high inrush environments, reducing downstream damage and downtime. Application: panel boards, power distribution blocks, and machine controls. Feature: Silver-plated pins. Business Impact: ensures low contact resistance and corrosion resistance for reliable long-term performance. Application: harsh industrial environments and frequent cycling scenarios. Feature: Non-indicating design with standard packaging. Business Impact: simplifies maintenance, reduces indicators-related failures, and speeds replacement with existing Bussmann series footprints. Application: retrofit projects and new panel builds requiring fast commissioning. Feature: CE Marked and RoHS compliant. Business Impact: supports regulatory compliance and sustainable material use, easing EU market access. Application: European manufacturing lines and OEM assemblies needing standard-compliant protection.
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FAQs
The FNA-3/4 fuse features a standard packaging format and silver-plated pins, designed for straightforward panel mounting and reliable mating with Bussmann series holders. Its dual-element construction supports durable, long-life protection in control panels and machine interfaces, reducing replacement frequency and downtime.
This fuse is rated at 0.75 A and 250 V. It provides interruption ratings of 10 kAIC at 125 V and 35 AIC at 250 V, offering strong fault current handling for panel boards and inductive loads while protecting circuits from overcurrents and short circuits.
Yes. The FNA-3/4 fuse is CE marked and RoHS compliant, ensuring compliance with EU safety directives and environmentally responsible material usage, which simplifies regulatory approvals and supplier qualifications in European manufacturing environments.
The dual-element time-delay design tolerates startup surges common to motors, solenoids, and power supplies, reducing nuisance trips while still providing robust protection. This improves equipment uptime and reduces maintenance interventions in high-inrush applications.
Ideal for control panels, motor drives, and electronic power sections within manufacturing lines, where inductive loads and quick cycling are common. Its compact dimensions, reliable interruption ratings, and RoHS/CE compliance make it a versatile choice for new builds or retrofits seeking dependable protection with regulatory alignment.