The 20K Ohm Potentiometer (203) is a compact PCB-mount trimmer potentiometer used for adjusting and calibrating resistance in electronic circuits. Its screwdriver-adjustable design makes it suitable for precise tuning in DIY projects, prototypes, and circuit boards.
Features
- 20KΩ resistance value
- Standard 203 marking
- Compact PCB-mount design
- Screwdriver-adjustable
- 3-terminal configuration
- Single-turn adjustment
- Easy to install and adjust
- Pack of 5 pieces
Specifications
| Specification | Details |
|---|---|
| Product Type | Trimmer Potentiometer |
| Resistance | 20KΩ (20,000Ω) |
| Marking | 203 |
| Number of Terminals | 3 |
| Adjustment Type | Screw Adjustment |
| Mounting Type | PCB Mount |
| Adjustment | Single Turn |
| Configuration | Variable Resistor |
| Quantity | 5 Pieces |
Pin Configuration
| Pin | Function |
|---|---|
| Pin 1 | Resistance Terminal |
| Pin 2 | Wiper / Adjustable Output |
| Pin 3 | Resistance Terminal |
Applications
- Voltage adjustment
- Sensor calibration
- LED brightness control
- Amplifier circuits
- Timing circuits
- Arduino and microcontroller projects
- PCB circuit calibration
- DIY electronic projects
Advantages
- Compact and lightweight
- Easy PCB mounting
- Simple screwdriver adjustment
- Useful for circuit calibration
- Space-saving design
- Cost-effective for prototyping
Size
Approx. 7 × 7 × 5 mm
Package Includes
- 5 × 20KΩ Potentiometer (203)
Note
The 203 marking represents 20KΩ (20,000Ω) using the standard 3-digit resistor marking system.






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