Switch Tactile OFF (ON) SPST Square Button PC Pins 0.125A 24VDC 1000000Cycles 2.65N Thru-Hole
Electromechanical Relay 5VDC 120Ohm 5A SPDT(16x11x11.5)mm THT Telecom Relay
Oscillator XO 16MHz ±100ppm 30pF CMOS/TTL 60% 5V 4-Pin Metal DIP Thru-Hole

Fuse Miniature Fast Acting 2.5A 250V Holder Cartridge 6.3 X 32mm Glass Bulk CE/CSA/KC/PSE/UL
Fuse Subminiature Slow Blow Acting 2.5A 250V Holder Cartridge 5 X 15mm Glass Bulk CE/CSA/PSE/UL