Go Power Fuse 300A Class T Fuse w-Block - FBL-300

Protect yourself and your equipment by installing Go Power!'s extra heavy-duty, DC-rated fuse blocks. The FBL-300 kit includes the mounting block, a 300A Class-T fuse, and a protective cover. Safeguard your inverter and battery system with this ultra-durable, Class-T DC rated fuse and fuse block. One block size fits all fuses in the series, and the wiring range accommodates #6 to 4/0 AWG cable.

Key Features & Benefits

Complete Kit: Includes fuse block, 300A Class-T fuse, and transparent protective cover — everything you need for a professional inverter installation.

300A Rating: Ideal for protecting large inverters and battery banks in high-power 12V, 24V, 32V, or 48V DC systems.

Class-T Fuse Technology: Provides extremely fast short-circuit response for sensitive inverter electronics, offering superior protection compared to standard fuses.

Extra Heavy-Duty Construction: Built with an insulated polyester reinforced polycarbonate base and 5/16" studs (or optional universal terminal lugs) for reliable, long-lasting performance.

Wide Cable Compatibility: Accepts wire sizes ranging from #6 AWG to 4/0 AWG, accommodating various system configurations and cable runs.

Universal Voltage Compatibility: Operates on all 12V, 24V, 32V, or 48-volt inverter battery systems, making it versatile for different off-grid setups.

Transparent Protective Cover: Clear cover allows for easy visual inspection of the fuse while providing protection against accidental contact.

Product Documents

• Spec Sheet: Download Spec Sheet