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Eaton Bussmann JJN45L Fast-Acting Fuse

This fast-acting fuse with a voltage rating of 300VAC and a current capacity of 45 Amps provides reliable protection for electrical circuits. Featuring an axial package case, it measures 14.3mm by 22.2mm and is designed for bolt mounting in various applications such as electric heat circuits, load centers, and disconnect switches. Its high-speed response effectively protects semiconductors and electrical components from short circuits, making it suitable for system upgrades and panelboard installations. Compliant with UL and CSA standards for safety and quality assurance.

Authorized Distributors
Source:DigiKey
Part No:JJN-45L
Stock:0
Inv Date:06-11-2026
Price: Unit price: $87.84
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Part No:JJN-45L
Stock:0
Inv Date:06-12-2026
Price: Unit price: $102.53
Buy/RFQ:
Part No:JJN-45L
Stock:0
Inv Date:06-11-2026
Price: Unit price: $87.37
Buy/RFQ:
Part No:JJN-45L
Stock:0
Inv Date:06-11-2026
Price: Unit price: $84.77
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Eaton Bussmann JJN45L Fast-Acting Fuse Specifications:

  • Voltage Rating: 300VAC
  • Current Capacity: 45A
  • Package Case: Axial
  • Dimensions: 14.3mm x 22.2mm
  • Mounting Type: Bolt
  • Type: Fast-Acting
  • Application: Circuit protection, semiconductor safeguard
  • Compliance: UL Listed, CSA Certified
  • Designed for electric heat circuits, load centers, disconnect switches
  • High-speed response provides effective short-circuit protection

Buy the Buy Cooper Fast-Acting Fuse Part Number JJN45L Online

Secure the best electrical safety with our Cooper fast-acting fuse, part number JJN45L. This 300VAC, 45A fuse offers rapid response to short circuits, safeguarding sensitive components and ensuring system reliability. Its axial case and bolt mounting make installation straightforward in panelboards and control centers. Perfect for a wide range of applications including electric heat circuits and load centers. Buy online today to enhance your electrical protection with a trusted, UL and CSA listed device designed for durability and efficiency.

Buy Cooper JJN45L fast-acting fuse now and experience unmatched reliability and performance for circuit protection in electrical systems.

Frequently Asked Questions

Where can I buy Eaton Bussmann JJN45L?

You can click on the BUY or RFQ button to purchase JJN45L from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part JJN45L?

You can download the JJN45L datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of JJN45L?

Eaton Bussmann

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