Bussmann NON-4 One-Time Fuse

Bussmann NON-4 One-Time Fuse

Reliable Overcurrent Protection for Critical Circuits

The Bussmann NON-4 One-Time Fuse delivers precision-engineered electrical safety in demanding industrial and commercial applications. Designed for irreversible circuit protection, this fuse safeguards equipment by instantly interrupting excessive current flows, preventing damage from short circuits and overloads. Its robust construction ensures dependable performance where failure is not an option.

🔑 Key Features

• One-Time Operation: Sacrificial design provides absolute circuit isolation after tripping, guaranteeing fault containment.
• High Interrupting Rating: Handles extreme fault currents (up to 200kA), ensuring safety in high-energy environments.
• Precision Response: Fast-acting element minimizes downtime by rapidly disconnecting compromised circuits.
• Compact Form Factor: Space-saving cylindrical body (compatible with standard NON-series holders) simplifies retrofits and installations.
• Durable Build: Engineered with ceramic casing and metal end caps for heat resistance and mechanical stability.

⚙️ Technical Specifications

• Voltage Rating: 600V AC/DC
• Current Ratings: Ranges from 0.1A to 600A (select model-specific)
• Interrupting Capacity: 200,000A
• Standards Compliance: UL/CSA Listed, IEC 60269
• Operating Temperature: -40°C to 125°C (-40°F to 257°F)

🏭 Ideal Applications

• Industrial control panels
• Motor protection circuits
• Power distribution systems
• Renewable energy inverters
• HVAC and heavy machinery

Why Choose Bussmann?
Backed by Eaton’s legacy of innovation, Bussmann fuses set the global benchmark for circuit protection. The NON-4 series combines rigorous quality testing with industry-leading durability—engineered to protect assets, enhance system longevity, and maximize operational safety.

Always verify exact specifications against your system requirements. Replace with identical ratings post-fault.