Bussmann FRN-R-80 250V AC / 125V DC 80A FRN-R Fuse
● LT: 8-12w80A 250V AC / 125V DC FRN-R fuse; 200kA AC / 20kA DC interrupting rating.
Rated Current80A
Rated Voltage250V AC / 125V DC
Breaking Capacity200kA AC / 20kA DC
PackageClass RK5
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Part NumberFRN-R-80BrandEaton BussmannRequested Qty
Eaton Bussmann FRN-R Class RK5 time-delay|dual element fuse, rated 80A at 250V AC / 125V DC. Interrupting rating: 200kA AC / 20kA DC. Typical applications: Branch circuit protection, Motor protection, Transformer protection.
Quick answer, specifications & FAQ
Direct answer
Eaton Bussmann Branch Circuit Fuse FRN-R-80 is rated 80A, 250V AC / 125V DC, Dual-Element Time Delay. Breaking capacity 200kA AC / 20kA DC, operating temperature -40°C to +125°C, certifications cULus Listed · CSA Certified · CE. Listed applications: Branch Circuit Protection, Motor protection, Transformer protection. Standards: CSA C22.2 No. 248.12, UL 248-12. 80A 250V AC / 125V DC FRN-R fuse; 200kA AC / 20kA DC interrupting rating.
Key specifications
- Part number: FRN-R-80
- Brand: Eaton Bussmann
- Rated current: 80A
- Rated voltage: 250V AC / 125V DC
- Breaking capacity: 200kA AC / 20kA DC
- Fuse speed: Dual-Element Time Delay, Time Delay
- Dimensions: Class RK5
- Terminal type: Knife blade or Ferrule
- Operating temperature: -40°C to +125°C
- Certifications: cULus Listed · CSA Certified · CE
- Standards: CSA C22.2 No. 248.12, UL 248-12
- Typical lead time: 12-16 weeks
Frequently asked questions
What are the current and voltage ratings of FRN-R-80?
FRN-R-80 is rated 80A at 250V AC / 125V DC.
What is the breaking capacity of FRN-R-80?
FRN-R-80 has a breaking capacity of 200kA AC / 20kA DC. Confirm this covers the available fault current at the installation point.
Which standards and approvals apply to FRN-R-80?
FRN-R-80 is listed under CSA C22.2 No. 248.12, UL 248-12 / cULus Listed · CSA Certified · CE.
What is FRN-R-80 used for?
FRN-R-80 is listed for Branch Circuit Protection, Motor protection, Transformer protection applications. Verify suitability for your circuit before ordering.
What are the ordering terms for FRN-R-80?
FRN-R-80: typical lead time 12-16 weeks, minimum order 10 pcs. Submit a quote request for a firm quotation.
Data sources
- Part number
- FRN-R-80
- Brand
- Eaton Bussmann
- Last updated
- 2026-10-10
- Canonical URL
- https://fusestock.com/products/eaton-bussmann-frn-r-80/
Technical Specifications
- Part Number
- FRN-R-80
- Manufacturer Part Number
- FRN-R-80
- Series
- FRN-R Series (Class RK5 Fusetron Dual-Element)
- Fuse Type
- Branch Circuit Fuse
- Current Rating
- 80A
- Voltage Rating
- 250V AC / 125V DC
- AC / DC
- AC/DC
- Breaking Capacity
- 200kA AC / 20kA DC
- Operating Temperature
- -40°C to +125°C
- Package / Dimensions
- Class RK5
- Mounting
- Fuse Holder
- Application
- Branch Circuit Protection · Motor protection · Transformer protection
- Standard
- CSA C22.2 No. 248.12 · UL 248-12
- Terminal Type
- Knife blade or Ferrule
- Fuse Speed
- Dual-Element Time Delay · Time Delay
- Utilization Class
- Class RK5
- Approvals
- CE · CSA Approval (Unspecified) · UL Listed
- Certifications
- cULus Listed · CSA Certified · CE
- Reference Lead Time
- 12-16 weeks
- Minimum Order
- 10 pcs
- Sample Status
- Contact for Availability
- Watt Loss @ In
- 20.0W
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