Littelfuse 346 877. Flip-top and shock safe fuse holder. Fuse holder is spring loaded and unlocks with a press of the finger. Fuse carrier holds spare fuse for fast, easy fuse replacement and convenient servicing. Low profile design. Snap-in mount, fits 1.42" x 0.70" cut out. Panel thickness range 0.032" through 0.125". Max 15 amp at 250V. 0.25" QC terminals.