closeup of ceramic tubes of electrical fuses in metal holder on a circuit board

ampere board breaker capacitor capacitors ceramic circuit closeup component components copper current cut cutout design detail device diode diodes discarded disposal electric electrical electricity electronic electronics electrotechnics electrotechnology energy engineering equipment ewaste fuse fuses green holder industry layer layout low lowresistance lowvalue macro measurement measuring metal mount mounted network ohm old overcurrent pcb power printed protection recycling red repair resistance resistor safeguard safety science service shop small supply surface technical technology terminal tube tubes two white wire