| Q1,Q2 | BC337 | 0.8A Ic, 45V Vce, NPN Transistor, TO-92 |
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| U1 | LM317_TO-220 | 1.5A 35V Adjustable Linear Regulator, TO-220 |
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| U2,U3 | PC817 | DC Optocoupler, Vce 35V, CTR 50-300%, DIP-4 |
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| C1,C2 | 47uF | Polarized capacitor |
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| C3,C6,C7 | 10uF | Polarized capacitor |
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| C4,C5 | 0.1uF | Unpolarized capacitor |
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| D1-D4 | 1N4007 | 1000V 1A General Purpose Rectifier Diode, DO-41 |
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| D5,D6 | GREEN | Light emitting diode |
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| J1 | Out1 | Generic screw terminal, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
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| J2 | Out2 | Generic screw terminal, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
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| J3 | Control | Generic screw terminal, single row, 01x03, script generated (kicad-library-utils/schlib/autogen/connector/) |
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| J4 | DC_12V | Generic screw terminal, single row, 01x02, script generated (kicad-library-utils/schlib/autogen/connector/) |
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| K1,K2 | TIANBO-HJR-4102-L | TIANBO HJR-4102-L, Single Pole Relay, 5mm Pitch, 3A |
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| R1,R2,R5-R7 | 220R | Resistor |
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| R3,R4 | 20k | Resistor |
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| R8,R9 | 1M | Resistor |
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| R10 | 20R | Resistor |
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| R11-R14 | 10k | Resistor |
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| RV1 |
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