Bussmann 70J-3-1/2A Ferrule-End Fuse for Telecommunication Applications

Bussmann 70J-3-1/2A Ferrule-End Fuse for Telecommunication Applications

The Bussmann 70J-3-1/2A fuse is engineered for telecommunication circuit protection, featuring a ferrule-end-to-ferrule-end connection for reliable termination in compatible fuse holders and blocks. Rated 125 Vac and 300 Vdc with a 3-1/2A current rating and a 1 kAIC interrupt rating at 300 Vdc, this fuse delivers dependable overcurrent protection for low-voltage telecom power systems and DC distribution circuits. A black/white color-coded body helps technicians quickly identify the fuse rating during installation, troubleshooting, and routine maintenance, reducing the chance of an incorrect replacement fuse being installed in the field.

Key Features

• Ferrule-End Connection: Ferrule end x ferrule end termination for secure, low-resistance contact in telecommunication fuse holders.
• Voltage Rating: 125 Vac, 300 Vdc for use across AC and DC telecommunication power circuits.
• Interrupt Rating: 1 kAIC at 300 Vdc for safe interruption of fault current.
• Amperage: 3-1/2A rating sized for telecommunication load protection.
• Application: Designed for telecommunication equipment and power distribution circuits.
• Fuse Indicator: Non indicating design.
• Color Coding: Black/white color code for quick visual identification of fuse rating.
• Packaging: Standard packaging type.

Technical Specifications

• Application: Telecommunication
• Connection: Ferrule end X ferrule end
• Fuse Indicator: Non Indicating
• Interrupt Rating: 1 kAIC at 300 Vdc
• Packaging Type: Standard
• Special Features: Color code black/white
• Voltage Rating: 125 Vac, 300 Vdc

Typical Applications

• Telecommunication Equipment Power Circuits
• Central Office and Network Power Protection
• Low-Voltage DC Power Distribution Systems
• Panel and Fuse Block Installations
• Fuse Holder and Terminal Block Replacements

Why Bussmann?

Bussmann fuses are built for precise, code-compliant overcurrent protection, and the 70J-3-1/2A carries clearly defined voltage, interrupt, and connection ratings that installers can rely on for telecommunication power systems. The ferrule-end design and black/white color-coded body support fast, accurate identification and installation in professional environments, helping technicians select and replace the correct fuse with confidence. Choose Bussmann for consistent fuse performance backed by clearly documented specifications and a standard packaging format suited to stocking and distribution.