Bussmann NOS Series Class H/K5 Non-Indicating Supplemental Fuse, 600V
The Bussmann NOS Series from Eaton is a supplemental, one-time, non-current-limiting fuse designed for light-duty circuit locations. Rated Class H and Class K5 at 600V with a 50 kAIC interrupting rating at 600 Vac, this ferrule end x ferrule end, non-indicating fuse is available in amp ratings from 1A to 125A, including 1A, 2A, 5A, 6A, 9A, 10A, 12A, 15A, 30A, 35A, 45A, 60A, 90A, and 125A options, to match a wide range of supplemental protection needs. Each Bussmann NOS fuse is CE Marked for compliance in qualifying installations.
Key Features
- Amp Rating Range: Available in 1A, 2A, 5A, 6A, 9A, 10A, 12A, 15A, 30A, 35A, 45A, 60A, 90A, and 125A options to match specific circuit protection requirements across a single standardized fuse platform.
- Fuse Class: Class H and Class K5 rated for supplemental, one-time, non-renewable overcurrent protection in light-duty applications.
- Voltage Rating: 600V, suited for light-duty circuit locations across the full amp rating range.
- Interrupting Rating: 50 kAIC at 600 Vac for dependable short-circuit performance regardless of the amp rating selected.
- Non-Current Limiting Design: Standard supplemental fuse construction built for light-duty circuit applications rather than motor or branch-circuit protection.
- Terminal Configuration: Ferrule end x ferrule end for straightforward fuseholder installation and replacement.
- Non-Indicating Body: Standard non-indicating construction without blown-fuse visual indication.
- Standard Duty Cycle: Engineered as a one-time fuse for supplemental protection, not intended for repeated cycling or as branch-circuit overcurrent protection.
Certifications & Compliance
- CE Marked
Technical Specifications
- Voltage Rating: 600V
- Compliances: CE Marked
Typical Applications
- Supplemental Overcurrent Protection for Control Circuits
- Light-Duty Panelboard and Equipment Protection
- Lighting and Small Appliance Circuit Protection
- OEM Equipment and Control Panel Wiring
- Renovation, Retrofit, and Replacement Fuse Applications
- Standardized Fuse Platforms Needing Multiple Amp Ratings in One Family
Why Bussmann?
Bussmann by Eaton builds the NOS Series to deliver dependable, code-compliant supplemental protection across a broad 1A to 125A range, with consistent Class H and Class K5 ratings, a 600V voltage rating, and a 50 kAIC interrupting rating held constant across every amp rating in the family. The ferrule end x ferrule end, non-indicating design keeps installation and replacement straightforward for electricians and panel builders, while CE Marked compliance supports use in qualifying installations. Standardizing on the Bussmann NOS Series lets contractors and OEMs stock one trusted supplemental fuse platform for light-duty circuit locations instead of managing multiple unrelated fuse families.
Manufacturer Resources
Product Specs
- Fuse Indicator:
- Non-indicating
- Special Features:
- Non current limiting
- Voltage Rating:
- 600V
- Compliances:
- CE Marked
- Packaging Type:
- Standard
- Department:
- Electrical
- Product Type:
- Fuse
- Series:
- NOS
- Amperage Rating:
- 1A-125A
- Configuration:
- Ferrule End x Ferrule End
- Standards:
- CE Marked
- Product Group:
- Fuses
- Product Subgroup:
- Other Fuses