This is a 2-Bit Bidirectional Voltage Level Translator I2C IIC Level Module CJMCU-0102 TXS0102.This two-bit non-inverting translator can be used to provide digital switching compatibility between mixed-voltage systems because it is a bidirectional voltage
The Toshibas 2SK3116B, 2SK-3116, K3116, 3116 is a Transistor MOSFET N-Channel Silicon 600V 7.5A 3-Pins (3+tab) TO-220 In The FET Transistors, MOSFETs Category. Check Part Details, Parametric And Specifications.
KSD-302 high-current thermostat is a thermostat that uses a bimetallic strip as a temperature sensing component. When the appliance is working normally, the bimetallic strip is in a free state and the contacts are in a closed/open state