Littelfuse NLN080 NLN Series Class H Fast-Acting Fuse, 80A

Littelfuse NLN080 NLN Series Class H Fast-Acting Fuse, 80A

The Littelfuse NLN080 NLN Series Class H Fast-Acting Fuse delivers dependable, low-cost overcurrent protection for general-purpose feeder and branch circuits. Rated 80A at 250VAC/250VDC with a knife-blade package and a 20,000A@250VDC interrupting rating, this NLN Series fuse is engineered for residential and smaller commercial or industrial applications where available short-circuit currents are less than 50,000 amperes. Its Fast-Acting (F) opening characteristic provides quick response for general-purpose circuits with little or no motor load.

Key Features

• Ampere Rating: 80A rating suited for feeder and branch circuit protection.
• Voltage Rating: Dual-rated 250VAC and 250VDC for flexible system compatibility.
• Fast-Acting Opening: Fast-Acting (F) response characteristic for general-purpose overcurrent protection.
• Knife-Blade Package: Knife-Blade fuse body designed for standard fuse holders and disconnects.
• Interrupting Rating: 20,000A@250VDC interrupting rating for reliable fault-clearing capability.
• Cost-Effective Protection: Low-cost overcurrent protection for circuits where available short-circuit current is less than 50,000 amperes.
• Broad Application Fit: Suitable for residential and smaller commercial and industrial circuits with little or no motor load, including resistive heating loads.

Certifications & Compliance

• UL Listed (UL File JDDZ E81895)
• CSA Certified (CSA 1421-01-029862 and CSA 1422-02-029862)

Technical Specifications

• VAC (V): 250
• VDC (V): 250
• Ampere Rating (A): 80

Typical Applications

• General-Purpose Feeder Circuit Protection
• Branch Circuit Protection in Commercial and Industrial Facilities
• Residential and Smaller Commercial Electrical Systems
• Resistive Heating Load Circuits
• Circuits with Little or No Motor Load

Why Littelfuse?

Littelfuse NLN Series fuses combine UL Listed and CSA Certified construction with a knife-blade package and proven Class H fast-acting performance, giving electrical professionals a reliable, code-compliant overcurrent protection option. With an 80A/250V rating and 20,000A@250VDC interrupting capability, the NLN080 is built to deliver consistent, code-compliant protection for general-purpose feeder and branch circuit applications.