Fused block shell: The shell is made of strength ABS material, providing durable protection for the fuse and terminal connections. Amp fuse holder: Features a special design and fine craftsmanship; a reliable replacement for your old or broken fuse holder case. ANL fuse block: Solid workmanship with a reasonable structure; professional and practical for convenient wiring and fuse mounting. Overload protection: When the circuit current exceeds the rated value, the fuse blows and automatically disconnects, effectively protecting connected electrical appliances. Key attributes Function: inline fuse holder combined with an ANL fuse block for circuit protection Material: ABS for durability and protection Compatibility: designed for standard inline fuse configurations and ANL fuse blocks Performance: reliable overload protection with sturdy construction Use scenarios Automotive installations such as car audio amplifiers, lighting, or other current accessories that require reliable fuse protection Marine or RV electrical systems where durable, easytoinstall protection is needed DIY projects and other DC circuits requiring secure fuse protection and straightforward installation