1Enhanced Reliability: With pre installed 60 Amp ANL fuse, this car audio power distribution block ensures maximum performance and efficiency. 2Superior Conductivity: Crafted from premium copper alloy, the distribution blocks deliver excellent conductivity and heat resistance, ensuring consistent performance. 3Circuit Protection: ANL fuse holder features an automatic protection circuit that disconnects when the circuit current exceeds the product's rated current, providing optimal circuit protection. 4Input and Output: Support 0/2/4 AWG input and 4/6/8 AWG output, make it compatible with a range of electrical setups, and its robust build ensures long lifespan. 5Wide Application: Designed for versatility, this stereo fuse holder can be used in cars, boats or other vehicles to secure your audio system, making it an essential component for vehicle audio systems. 1 x ANL Fuse Holder