Eaton DFJ-50 High Speed Fuse - UL Listed, 200 kAIC
Part Number: DFJ-50
Quick Summary
Eaton DFJ-50 high speed fuse protects electrical circuits with rapid interruption to prevent equipment damage in industrial automation. This solution addresses the challenge of clearing faults quickly in demanding control panels and motor drives. The fuse is CE Marked and RoHS Compliant, along with CSA Certified and UL Listed, underscoring critical compliance for global deployments. By combining reliable protection with straightforward installation, the DFJ-50 delivers reduced downtime and predictable maintenance costs, while remaining compatible with standard Class J clip-lock assemblies and Bussmann series inventories.
Product Information
Extended Description
DFJ-50 Eaton: Eaton Bussmann series DFJ high speed fuse, 600 Vac or less, 450 Vdc or less, 50A, 200 kAIC at 600 Vac, 100 kAIC 450 Vdc, Non Indicating, High speed fuse, Clip-lock, Class J, Melamine tube
Product Name
Eaton Bussmann series DFJ high speed fuse
Catalog Number
DFJ-50
UPC
051712653367
Product Length/Depth
1 in
Product Height
2.4 in
Product Width
1 in
Product Weight
0.17 lb
Warranty
Not Applicable
Compliances
CE Marked RoHS Compliant
Certifications
CSA Certified UL Listed
Amperage Rating
50 A
Interrupt rating
200 kAIC at 600 Vac 100 kAIC 450 Vdc
Voltage rating
600 Vac or less, 450 Vdc or less
Material
Melamine tube
Packaging type
Standard
Class
Class J
Connection
Clip-lock
Fuse indicator
Non Indicating
Bussmann series complete full line catalog no. 1007
Eaton Specification Sheet - DFJ-50
DFJ-50~DRIVE FUSE
Datasheet - FNQ-30
The DFJ-50 fuse offers a 50 A amperage rating with a 600 Vac or less / 450 Vdc or less voltage rating, delivering fast fault clearance that minimizes collateral damage and extends equipment life. This translates to lower unplanned downtime and improved process uptime in automation cabinets and drive applications. Clip-lock connection simplifies installation and replacement, reducing commissioning time and field errors in control panels. The melamine tube construction provides robust insulation and arc-quenching performance, supporting safety and reliability in harsh industrial environments. With 200 kAIC interrupt rating at 600 Vac, it protects high-energy circuits in motor drives and power distribution while meeting CE Mark and RoHS requirements for modern facilities. Class J designation aligns with common protective schemes, enabling seamless compatibility with existing fusing architectures and spare-part management.
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FAQs
DFJ-50 is designed for Clip-lock Class J holders common in Eaton Bussmann series installations. Verify holder specification matches Class J curvature and Clip-lock engagement. The non-indicating design simplifies inventory, while the clip-lock ensures quick, error-free replacement in standard control panels and motor drive cabinets.
DFJ-50 provides a 50 A rating with a voltage rating of 600 Vac or less and 450 Vdc or less. It delivers an interrupt rating of 200 kAIC at 600 Vac and 100 kAIC at 450 Vdc, enabling rapid fault clearance for high-energy circuits in automation equipment and process control.
Yes. With a Class J construction, clip-lock connection, and 50 A rating, the DFJ-50 is well-suited for motor control centers and control panels in manufacturing and process automation. Its 200 kAIC interrupt capability at 600 Vac provides robust protection against short circuits while complying with CE, RoHS, UL Listed, and CSA Certified requirements.
The DFJ-50 carries UL Listed and CSA Certified marks, along with CE Mark and RoHS compliance. These certifications support regulatory acceptance across North America and Europe, ensuring safe operation, material compliance, and environmental responsibility in industrial deployments.
Using the DFJ-50 reduces downtime through fast fault clearing and minimizes collateral damage in faults, lowering maintenance and replacement costs. Its compatibility with standard Class J holders and inventories streamlines spares management, while certifications support faster procurement and compliance-driven project approvals.