Passive Crystal Oscillators (138) Active Crystal Oscillators (98) Varistors (41) Standard Clock Oscillators (27) SCR (26) LEDUPS and other types of power modules (14) LED light guide tube accessories (11) Common Mode Choke Filters (6) Tapes/Labels (6) Light-emitting diodes (6) Connector accessory kits (3) LED drivers (2) Signal relay (2) Wire accessories (2) (2) Power inductors (1) Fixed inductors (1) Programmable Oscillators (1) Fans/radiators/ thermal management products (1) Ambient light sensors (1) LAN telecommunication cable test (1) Instrument and equipment and accessories (1)