The Littelfuse 03420004HXL is a panel mount fuseholder specifically engineered for 3AG fuses. Constructed with copper and copper alloy terminals, it provides a secure and reliable connection. The black thermoplastic housing (UL 94V0) ensures durability and safety. This fuseholder is ideal for applications requiring robust fuse protection, such as industrial machinery, power distribution systems, and automotive electronics. Its bayonet knob design allows for easy fuse replacement and maintenance, contributing to overall system efficiency and safety.