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Eaton Bussmann KTU450 High-Current Fuse

This fast-acting, high-current fuse is rated for 600 volts AC and can handle up to 450 amperes. Featuring a bolt mount design, it provides reliable short-circuit protection for industrial electrical systems. Constructed with silver-plated terminals and a glass melamine tube, it offers excellent electrical conductivity and durability. Its current-limiting capability helps prevent damage during faults, making it ideal for protecting lighting, heating circuits, and circuit breakers with lower interrupting ratings. Complies with UL and CSA standards for safety and reliability in demanding environments.

Authorized Distributors
Source:DigiKey
Part No:KTU-450
Stock:0
Inv Date:06-11-2026
Price: Unit price: $3110.69
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Part No:KTU-450
Stock:0
Inv Date:06-12-2026
Price: Unit price: $3516.97
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Part No:KTU-450
Stock:0
Inv Date:06-11-2026
Price: Unit price: $3293.1
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Part No:KTU-450
Stock:0
Inv Date:06-11-2026
Price: Unit price: $2622.62
Buy/RFQ:
Part No:KTU-450
Stock:0
Inv Date:06-11-2026
Price: Unit price: $2622.62
Buy/RFQ:

Eaton Bussmann KTU450 High-Current Fuse Specifications:

  • Voltage Rating: 600 VAC
  • Ampere Rating: 450 Amperes
  • Construction: Glass melamine tube with silver-plated terminals
  • Mounting: Bolt mount
  • Interrupting Rating: 200,000 RMS Sym.
  • Temperature Range: Not specified
  • Certification: UL Listed, CSA Certified
  • Dimensions: Length 63 inches, terminal width 20.06 inches, terminal thickness 0.03 inches
  • Materials: Silver-plated micro-peened terminals, silica-sand filler
  • Response Time: Fast-acting
  • Application: Circuit protection for lighting, heating, and low-interrupting-rated circuit breakers

Buy the Buy Bussmann Fast-Acting Class L Fuse Part Number KTU450 Online

Experience reliable protection with this high-current fast-acting fuse rated at 600 volts and 450 amperes. Designed for secure bolt mount installation, it ensures safety for industrial circuits, lighting, and heating systems. With superior materials like silver-plated terminals and a glass melamine tube, it minimizes heat and offers excellent electrical conductivity. Its high interrupting rating of 200,000 RMS symmetric amperes provides peace of mind during short-circuit events. Perfect for demanding environments requiring dependable circuit protection and compliance with UL and CSA standards.

Get Bussmann KTU450 today—built for high-current protection and long-lasting durability in industrial electricalsystems.

Frequently Asked Questions

Where can I buy Eaton Bussmann KTU450?

You can click on the BUY or RFQ button to purchase KTU450 from an authorized Eaton Bussmann distributor.

How do I troubleshoot issues or seek technical support for part KTU450?

You can download the KTU450 datasheet or visit the Eaton Bussmann website for support.

Who is the manufacturer of KTU450?

Eaton Bussmann

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