ATO conductive plastic potentiometer supports 1-10kΩ resistance options, 360° rotation, and wide temperature operation from -55℃ to +125℃. With strong insulation, shock resistance, and easy installation, it meets the needs of developing advanced electronic control equipment. Buy this potentiometer for stable long-term operation.
Specification
| Model |
ATO-WDD35D4 |
| Electrical Properties |
Standard Resistance |
1KΩ ~ 10KΩ (optional) |
| Resistance Tolerance |
±15% (standard grade)±1% (precision grade) |
| Independent Linearity |
±1% (standard grade)±0.1% (precision grade) |
| Electrical Travel |
345°±2° (custom angles available) |
| Power Rating |
2W (at 70℃) |
| Resist. Temperature Coefficient |
±400 p.p.m./℃ |
| Insulation Resistance |
≥1000MΩ (at 500VD.C) |
| Dielectric Strength |
1000V (AC.RMS) 1 min |
| Output Smoothness |
≤±0.10% |
| Mechanical Properties |
Mechanical Travel |
360° (endless) |
| Starting Torque |
≤10×10⁻⁴ N.M |
| Environment Characteristics |
Life Expectancy |
50×10⁶ cycles |
| Operating Temperature |
-55℃ ~ +125℃ |
| Vibration |
15G, 2000Hz |
| Shock |
50G, 11ms |
Features
- High Precision Linear Accuracy: The conductive plastic potentiometer delivers excellent control accuracy with independent linearity up to ±0.1% and resistance tolerance as low as ±1% in precision grade. This potentiometer ensures accurate position feedback and stable adjustment for industrial automation and precision control systems.
- Long Mechanical Life: Built with durable conductive plastic material, this potentiometer is designed for a mechanical life of up to 50 million cycles. The extended service life reduces replacement frequency and maintenance costs, making it a reliable choice for continuous-duty industrial equipment.
- Smooth Output & Low Dynamic Noise: With output smoothness of ≤±0.10%, the conductive plastic potentiometer provides consistent signal transmission with minimal dynamic noise.
- 360° Endless Mechanical Travel: Featuring a 360° endless mechanical travel design, the plastic rotary potentiometer allows flexible and continuous adjustment without mechanical limits.
- Wide Operating Temperature Range: The industrial potentiometer operates reliably across a wide temperature range of -55℃ to +125℃, maintaining stable electrical performance in demanding environments.
- Strong Vibration & Shock Resistance: Designed for industrial reliability, this conductive plastic potentiometer withstands 15G vibration at 2000Hz and 50G shock for 11ms. Its strong mechanical durability helps maintain stable performance in applications exposed to vibration, impact, and heavy-duty operating conditions.
Dimension (unit: mm)

Output Circuitry

- 1, 3 terminal is connected with the input
- 2 connected with the output
Tips: What are the advantages of conductive plastic potentiometers?
Conductive plastic potentiometers offer several advantages over traditional potentiometer types, making them suitable for precision control applications. The conductive plastic resistive element provides excellent resolution, low electrical noise, and smooth output performance, allowing accurate signal adjustment and stable position feedback. Compared with carbon potentiometers, conductive plastic potentiometers typically feature higher linearity, longer mechanical life, and better wear resistance, with some models reaching millions of operating cycles. They also provide fast response, low contact resistance variation, and reliable performance in demanding environments. These advantages make conductive plastic potentiometers widely used in industrial automation, servo systems, measuring instruments, robotics, and electronic control equipment where accuracy and durability are critical.