WG 2SC3998 1500V 25A Power Transistor TO-264 sigma delta () analog-to-digital converter it is rated for controlling

it is rated for controlling loads up to 3A 250V AC but the indicator LED is rated for 12-24V DC

This is the KBP310 Bridge Rectifier Diode

These are Metal Film Resistor with a value of 1M ohm 1/4W and tolerance of ±1%

Resistance Value 910k ohm Color Code White

These are Metal Film Resistor with a value of 680 ohm 1/4W and tolerance of ±1%

WG 2SC3998 1500V 25A Power Transistor TO-264 sigma delta () analog-to-digital converter it is rated for controlling2SC3998 Transistor is used in Applications where high speed switching and higher breakdown voltage are required. Features High speed (tf=100ns typ). High breakdown voltage (VCBO=1500V). High reliability (Adoption of HVP process). Adoption of MBIT process. Specification Model 2SC3998 Brand WG Material of Transistor Si Polarity NPN Maximum Collector Power Dissipation (Pc) 250V Maximum Collector Base Voltage Vcb 1500V Maximum Collector Emitter Voltage