myMectronic
myMectronic

A Premier B2B Part Search

Eaton Bussmann DFJ300 High Speed Industrial Fuse

This high-speed, fast-acting fuse provides reliable overcurrent protection for high voltage AC and DC circuits, rated at 600 VAC and 450 VDC. It is designed for use in industrial power systems, supporting a wide current range up to 600A. The fuse features a Class J form factor, ensuring compatibility with standard fuse blocks and holders. It offers excellent current limiting performance with minimal let-through energy, protecting semiconductor devices like diodes, GTOs, SCRs, and SSRs. Its compact bolt mount package ensures easy installation and maintenance in industrial environments.

Authorized Distributors
Source:DigiKey
Part No:DFJ-300
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1108.74
Buy/RFQ:
Part No:DFJ-300
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1299.69
Buy/RFQ:
Part No:DFJ-300
Stock:3
Inv Date:06-12-2026
Price: Unit price: $1184.72
Buy/RFQ:
Part No:DFJ-300
Stock:0
Inv Date:06-12-2026
Price: Unit price: $2685.24
Buy/RFQ:
Part No:DFJ-300
Stock:0
Inv Date:06-12-2026
Price: Unit price: $2685.24
Buy/RFQ:

Eaton Bussmann DFJ300 High Speed Industrial Fuse Specifications:

  • Voltage Rating: 600VAC, 450VDC
  • Current Capacity: 1 to 600A
  • Type: High Speed, Current-Limiting
  • Form: Class J, bolt mount package
  • Dimensions: approximately 53.59mm by 181.10mm (2.11 inches by 7.13 inches)
  • Interrupting Rating: 200,000A RMS Sym., 100,000A dc
  • Agency Certifications: UL Listed Std. 248-8, Guide JDDZ, File E4273; CSA Certified C22.2 No. 248.8, File 53787
  • Applications: Overcurrent protection for AC/DC drives, controllers, semiconductor devices
  • Material: Standard high-speed fuse material for reliable operation under overload

Buy the Cooper 300 Drive Fuse – Reliable Overcurrent Protection for Industrial Applications

Secure your power systems with the Cooper 300 Drive Fuse, designed for high voltage industrial environments. Offering rapid response and high interrupting ratings, this fuse safeguards sensitive semiconductor devices and ensures system stability. Easy to install with standard Class J dimensions, it provides dependable overcurrent protection for AC and DC circuits up to 600A. Trust Cooper Bussmann for quality, innovative fuse solutions that meet strict industry standards and keep your operations running smoothly.

Buy Cooper 300 Drive Fuse now and experience unmatched reliability and high-speed protection for your industrial circuits and semiconductor devices.

Frequently Asked Questions

Where can I buy Eaton Bussmann DFJ300?

You can click on the BUY or RFQ button to purchase DFJ300 from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part DFJ300?

You can download the DFJ300 datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of DFJ300?

Eaton Bussmann

Eaton Bussmann Part List

Browse and search other Eaton Bussmann parts, locate datasheets and stock

Sponsored by