WiFi IoT modules (82) TVS diodes (transient voltage suppression diodes) (32) MOSFET (31) Wireless modules (13) Ethernet connectors (7) Electronic wire connection lines (6) (6) SMD capacitors (4) D-Sub connector accessories (3) Tapes/Labels (3) Rack cabinet (3) Development board kit (3) Wireless transceiver ICs (3) SMD electrolytic capacitors (2) CPLD-FPGA ICs (1) Backplane connectors (1) Connector accessory kits (1) ESD diodes (1) Battery protection ICs (1) Delay timing relays (1) Circuit breaker (1) Communication satellite positioning module (1)