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Eaton Bussmann DFJ400 High Speed Fuse

This high-speed, fast-acting fuse rated for 600 VAC and 450 VDC provides reliable overcurrent protection for industrial applications. It features a current rating range of 1 to 600 amps, with a maximum interrupting rating of 200,000A RMS sym. and 100,000A dc. Designed for bolt mount installation, its dimensions are approximately 53.59mm by 181.10mm, making it suitable for high-voltage systems that require precise, rapid circuit protection. Compliant with UL and CSA standards, this Class J fuse combines performance and safety for reliable circuit management.

Authorized Distributors
Source:DigiKey
Part No:DFJ-400
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1359.49
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Part No:DFJ-400
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1299.69
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Part No:DFJ-400
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1411.5
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Part No:DFJ-400
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1069.38
Buy/RFQ:
Part No:DFJ-400
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1069.38
Buy/RFQ:

Eaton Bussmann DFJ400 High Speed Fuse Specifications:

  • Voltage Rating: 600VAC, 450VDC
  • Current Rating: 1 to 600A
  • Interrupting Rating: 200,000A RMS Sym., 100,000A dc
  • Dimensions: approximately 53.59mm x 181.10mm
  • Mounting Type: Bolt Mount
  • Standards: UL Listed, CSA Certified
  • Class: J
  • Application: High-voltage overcurrent protection
  • Operating Temperature: -55°C to +105°C
  • Agency Certification: UL 248-8, CSA C22.2 No. 248.8

Buy the Cooper Fuse DFJ400 – Reliable High Speed Fuse for Industrial Applications

Order the high-speed fuse now to ensure your high-voltage systems are protected with proven reliability. The DFJ400 fuse offers rapid response to overcurrent conditions, helping prevent damage to sensitive equipment. Its bolt mount design makes installation straightforward, ideal for industrial settings. Compliant with UL and CSA standards, this fuse safeguards your circuits efficiently under demanding conditions. Purchase online today and secure your systems with trusted overcurrent protection that guarantees safety and performance in high-voltage environments.

Buy Cooper Fuse DFJ400 now and experience unmatched reliability and performance in high-voltage circuit protection.

Frequently Asked Questions

Where can I buy Eaton Bussmann DFJ400?

You can click on the BUY or RFQ button to purchase DFJ400 from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part DFJ400?

You can download the DFJ400 datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of DFJ400?

Eaton Bussmann

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