Plug-in connectors (498) Spring-loaded terminal blocks (70) Tantalum capacitors (12) USB connectors (10) Audio and video connectors (9) Light-emitting diodes (7) RS485RS422 ICs (6) Voltage comparators (5) Development board kit (5) Delay timing relays (5) Optical couplers (5) Real Time Clock ICs (4) Clock Buffers, Drivers (4) Screw fastener hardware (4) Power monitoring ICs (4) Other processors (3) Clock/Timing ICs (3) Fixed inductors (2) Power Management ICs (PMIC) (2) Tact switches (2) Circuit Protection Kits (2) CPLD-FPGA ICs (1) D-Sub connector accessories (1) LEDUPS and other types of power modules (1) Wireless modules (1) Multimeter and voltmeter (1) Electromechanical and electrical (1)