Bussmann DFJ-20 600V AC 20A DFJ Series Fuse
● LT: 8-12w600V AC 20A DFJ Series fuse, 82 A²s clearing I²t.
Rated Current20A
Rated Voltage600V AC / 450V DC
Breaking Capacity200kA AC / 100kA DC
PackageClass J
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Part NumberDFJ-20BrandEaton BussmannRequested Qty
aR fast acting (f) fuse 20A 600V AC, DFJ Series (UL Class J Drive Fuse). VFDs, Soft starters, DC drives, Motor protection. Low I²t 82 A²s, low watt loss 5.5W. UL Recognized, CE, IEC 60269-4 compliant.
Quick answer, specifications & FAQ
Direct answer
Eaton Bussmann High-Speed Drive Fuse DFJ-20 is rated 20A, 600V AC / 450V DC, Fast Acting. Breaking capacity 200kA AC / 100kA DC, I²t 365 A²s, operating temperature -40°C to +125°C, certifications cULus Listed · CSA C22.2 No. 248.8 · CE · RoHS. Listed applications: Motor Drives, Motor protection, Motor Starters. Standards: CSA C22.2 No. 248.8, UL 248-8. 600V AC 20A DFJ Series fuse, 82 A²s clearing I²t.
Key specifications
- Part number: DFJ-20
- Brand: Eaton Bussmann
- Rated current: 20A
- Rated voltage: 600V AC / 450V DC
- Breaking capacity: 200kA AC / 100kA DC
- Fuse speed: Fast Acting
- Dimensions: Class J
- Terminal type: Bolted tag
- Operating temperature: -40°C to +125°C
- Certifications: cULus Listed · CSA C22.2 No. 248.8 · CE · RoHS
- Standards: CSA C22.2 No. 248.8, UL 248-8
- Typical lead time: 12-16 weeks
Frequently asked questions
What are the current and voltage ratings of DFJ-20?
DFJ-20 is rated 20A at 600V AC / 450V DC.
What is the breaking capacity of DFJ-20?
DFJ-20 has a breaking capacity of 200kA AC / 100kA DC. Confirm this covers the available fault current at the installation point.
Which standards and approvals apply to DFJ-20?
DFJ-20 is listed under CSA C22.2 No. 248.8, UL 248-8 / cULus Listed · CSA C22.2 No. 248.8 · CE · RoHS.
What is DFJ-20 used for?
DFJ-20 is listed for Motor Drives, Motor protection, Motor Starters applications. Verify suitability for your circuit before ordering.
What are the ordering terms for DFJ-20?
DFJ-20: typical lead time 12-16 weeks, minimum order 10 pcs. Submit a quote request for a firm quotation.
Data sources
- Part number
- DFJ-20
- Brand
- Eaton Bussmann
- Last updated
- 2026-10-10
- Canonical URL
- https://fusestock.com/products/eaton-bussmann-dfj-20/
Technical Specifications
- Part Number
- DFJ-20
- Manufacturer Part Number
- DFJ-20
- Series
- DFJ Series (UL Class J Drive Fuse)
- Fuse Type
- High-Speed Drive Fuse
- Current Rating
- 20A
- Voltage Rating
- 600V AC / 450V DC
- AC / DC
- AC/DC
- Breaking Capacity
- 200kA AC / 100kA DC
- I²t
- 365 A²s
- Pre-arcing I²t
- 8 A²s
- Total I²t
- 365
- Operating Temperature
- -40°C to +125°C
- Package / Dimensions
- Class J
- Mounting
- Bolt Mount
- Application
- Motor Drives · Motor protection · Motor Starters
- Standard
- CSA C22.2 No. 248.8 · UL 248-8
- Terminal Type
- Bolted tag
- Fuse Speed
- Fast Acting
- Utilization Class
- Class J
- Approvals
- CE · CSA Approval (Unspecified) · RoHS · UL Listed
- Certifications
- cULus Listed · CSA C22.2 No. 248.8 · CE · RoHS
- Reference Lead Time
- 12-16 weeks
- Minimum Order
- 10 pcs
- Sample Status
- Contact for Availability
- Clearing I²t @ 600Vac/100kA
- 365 A²s
- Watt loss
- 4W
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