Eaton Bussmann FWP-50G14F 50A 690V AC Class gR 14x51mm gR High-Speed Ferrule Fuse
● Check availabilityFWP-50G14F: 50A; 690V AC; Class gR; High-Speed; 200kA AC.
Rated Current50A
Rated Voltage690V AC
Breaking Capacity200kA AC
Package14 × 51 mm
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Part NumberFWP-50G14FBrandEaton BussmannRequested Qty
Eaton Bussmann FWP-50G14F is a 14x51mm gr high-speed ferrule fuse rated 50A at 690V AC. Interrupting/withstand rating: 200kA AC. Typical applications: AC/DC drives, Semiconductors, EV high-voltage auxiliary circuits. Source: Bussmann Full Line Catalog 1007 (2018), page 4-29.
Quick answer, specifications & FAQ
Direct answer
Eaton Bussmann High-Speed Ferrule Fuse FWP-50G14F is rated 50A, 690V AC, High Speed, 14 × 51 mm. Breaking capacity 200kA AC, I²t Pre-arcing 350 A²s; clearing 2200 A²s, certifications UL 248-13|IEC 60269-4|CE. Listed applications: EV high-voltage auxiliary circuits, Motor Drives, Power conversion. Standards: IEC, IEC 60269-4, UL 248-13. FWP-50G14F: 50A; 690V AC; Class gR; High-Speed; 200kA AC.
Key specifications
- Part number: FWP-50G14F
- Brand: Eaton Bussmann
- Rated current: 50A
- Rated voltage: 690V AC
- Breaking capacity: 200kA AC
- Fuse speed: High Speed
- Package size: 14 × 51 mm
- Terminal type: Ferrule
- Certifications: UL 248-13|IEC 60269-4|CE
- Standards: IEC, IEC 60269-4, UL 248-13
- Typical lead time: 12-16 weeks
- Source: Bussmann Full Line Catalog 1007 (2018), page 4-29. Catalog watts loss: 5.36 W at 0.8In; 9.8 W at In.
Frequently asked questions
What are the current and voltage ratings of FWP-50G14F?
FWP-50G14F is rated 50A at 690V AC.
What is the breaking capacity of FWP-50G14F?
FWP-50G14F has a breaking capacity of 200kA AC. Confirm this covers the available fault current at the installation point.
What package size does FWP-50G14F use?
FWP-50G14F uses 14 × 51 mm package size.
Which standards and approvals apply to FWP-50G14F?
FWP-50G14F is listed under IEC, IEC 60269-4, UL 248-13 / UL 248-13|IEC 60269-4|CE.
What is FWP-50G14F used for?
FWP-50G14F is listed for EV high-voltage auxiliary circuits, Motor Drives, Power conversion applications. Verify suitability for your circuit before ordering.
What are the ordering terms for FWP-50G14F?
FWP-50G14F: typical lead time 12-16 weeks. Submit a quote request for a firm quotation.
Data sources
- Part number
- FWP-50G14F
- Brand
- Eaton Bussmann
- Last updated
- 2026-09-19
- Canonical URL
- https://fusestock.com/products/eaton-bussmann-fwp-50g14f/
Technical Specifications
- Part Number
- FWP-50G14F
- Manufacturer Part Number
- FWP-50G14F
- Series
- FWP gR Series (14x51mm 690V Ferrule)
- Fuse Type
- High-Speed Ferrule Fuse
- Current Rating
- 50A
- Voltage Rating
- 690V AC
- AC / DC
- AC
- Breaking Capacity
- 200kA AC
- I²t
- Pre-arcing 350 A²s; clearing 2200 A²s
- Pre-arcing I²t
- 350
- Total I²t
- 2200
- Package / Dimensions
- 14 × 51 mm
- Mounting
- Fuse Holder
- Application
- EV high-voltage auxiliary circuits · Motor Drives · Power conversion
- Standard
- IEC · IEC 60269-4 · UL 248-13
- Terminal Type
- Ferrule
- Fuse Speed
- High Speed
- Utilization Class
- gR
- Approvals
- CE · UL Approval (Unspecified)
- Certifications
- UL 248-13|IEC 60269-4|CE
- Reference Lead Time
- 12-16 weeks
- Source
- Bussmann Full Line Catalog 1007 (2018), page 4-29. Catalog watts loss: 5.36 W at 0.8In; 9.8 W at In.
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