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Bussmann FNA-30 250V AC 30A FNA Series Fuse
Eaton Bussmann

Bussmann FNA-30 250V AC 30A FNA Series Fuse

Part Number: FNA-30

● LT: 12-16w

250V AC 30A FNA Series fuse

Rated Current30A
Rated Voltage250V AC
Breaking Capacity35A @ 250V AC / 10000A @ 125V AC
Package1/4" x 1-1/4" (6.3×32mm) Glass
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Supplemental (UL 248-14) fast acting (f) fuse 30A 250V, 1/4″ x 1-1/4″ (6.3x32mm) Glass. Designed for electronic circuits, control circuits, equipment protection. 6.5W power loss. UL 248-14, CSA

Quick answer, specifications & FAQ
Direct answer

Eaton Bussmann Supplemental Fuse FNA-30 is rated 30A, 250V AC, Fast Acting, 1/4" x 1-1/4" (6.3×32mm) Glass. Breaking capacity 35A @ 250V AC / 10000A @ 125V AC, I²t N/A (Supplemental), operating temperature -40°C to +125°C, certifications UL/CSA approval by rating|CE. Listed applications: Electronic Equipment Protection, Equipment protection, Industrial Control Protection. Standards: CSA C22.2 No. 248.14, IEC 60269-4, UL 248-14. 250V AC 30A FNA Series fuse

Last updated 23 days ago

Key specifications

  • Part number: FNA-30
  • Brand: Eaton Bussmann
  • Rated current: 30A
  • Rated voltage: 250V AC
  • Breaking capacity: 35A @ 250V AC / 10000A @ 125V AC
  • Fuse speed: Fast Acting
  • Package size: 1/4" x 1-1/4" (6.3×32mm) Glass
  • Dimensions: 1/4" x 1-1/4" (6.3×32mm) Glass
  • Terminal type: Ferrule
  • Operating temperature: -40°C to +125°C
  • Certifications: UL/CSA approval by rating|CE
  • Standards: CSA C22.2 No. 248.14, IEC 60269-4, UL 248-14

Frequently asked questions

What are the current and voltage ratings of FNA-30?

FNA-30 is rated 30A at 250V AC.

What is the breaking capacity of FNA-30?

FNA-30 has a breaking capacity of 35A @ 250V AC / 10000A @ 125V AC. Confirm this covers the available fault current at the installation point.

What package size does FNA-30 use?

FNA-30 uses 1/4" x 1-1/4" (6.3×32mm) Glass package size.

Which standards and approvals apply to FNA-30?

FNA-30 is listed under CSA C22.2 No. 248.14, IEC 60269-4, UL 248-14 / UL/CSA approval by rating|CE.

What is FNA-30 used for?

FNA-30 is listed for Electronic Equipment Protection, Equipment protection, Industrial Control Protection applications. Verify suitability for your circuit before ordering.

What are the ordering terms for FNA-30?

FNA-30: typical lead time 12-16 weeks, minimum order 10 pcs. Submit a quote request for a firm quotation.

Data sources

Part number
FNA-30
Brand
Eaton Bussmann
Last updated
2026-10-10
Canonical URL
https://fusestock.com/products/eaton-bussmann-fna-30/

Technical Specifications

Part Number
FNA-30
Manufacturer Part Number
FNA-30
Series
FNA Series (1/4"x1-1/4" Fast-Acting Supplemental)
Fuse Type
Supplemental Fuse
Current Rating
30A
Voltage Rating
250V AC
AC / DC
AC
Breaking Capacity
35A @ 250V AC / 10000A @ 125V AC
I²t
N/A (Supplemental)
Operating Temperature
-40°C to +125°C
Package / Dimensions
1/4" x 1-1/4" (6.3×32mm) Glass
Mounting
Fuse Holder
Application
Electronic Equipment Protection · Equipment protection · Industrial Control Protection
Standard
CSA C22.2 No. 248.14 · IEC 60269-4 · UL 248-14
Terminal Type
Ferrule
Fuse Speed
Fast Acting
Utilization Class
Supplemental
Approvals
CE · UL Recognized
Certifications
UL/CSA approval by rating|CE
Reference Lead Time
12-16 weeks
Minimum Order
10 pcs
Sample Status
Contact for Availability
Pre-arcing I²t
: Watt Loss @ In: 6.5W

Cross Reference

Published source parts currently mapped to this product. Suitability must be verified for the final application.

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Mapped alternativeFNA
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Mapped alternativeFNA
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