These panel  fuse holder is compatible with round fuse holder. They're used with midget fuses to supplement the primary branch-circuit fuse or breaker and provide backup overcurrent protection for lighting, solenoid, motor, and transformer circuits.

Applications:

Circuit and component protection

Electric motors

Compressors

Lighting

Electric pumps

Anywhere environmentally sealed circuit protection is needed for high vibration applications in the truck & bus, agriculture, construction, marine, & special vehicles industries.panel mounted fuse holder is a simple device that do an extremely important job. They provide a housing for a fuse to act as safety device within a wiring circuit for when power loads exceed the safe level for electronic components.