Nidec Copal jc40s 5k 0.3 Conductive Plastic Potentiometer
The WDD35D4B conductive plastic potentiometer delivers exceptional performance and long-term reliability in demanding industrial and electronic applications. Designed with high-quality conductive plastic and precision ball bearings, this economical yet high-performance solution offers smooth, friction-free operation and accurate angular position feedback.

High-resolution angular position sensing
Conductive plastic resistive element
Economical and versatile design
Precision ball bearings for smooth rotation
Friction-free operation with low electrical noise
Customizable shaft styles (splined, knurled, slotted)
Wide operating temperature range: -55°C to +125°C

| Electrical Characteristics | Standard Resistance Range | 1KΩ~10KΩ | 
| Resistance Tolerance | ±1%(precision)±15%(Standard) | |
| Independent Linearity | ±0.1%(precision)±1%(Standard) | |
| Effective Electrical Travel | 345°±2%(Customized angle is available) | |
| Insulation Resistance | ≥ 1000MΩ(500VD.C) | |
| Dielectric Strength | 1000V(AC.RMS)1min | |
| Output Smoothness | ≤±0.1% | |
| Environment Characteristics | Rated Power | 70°C, 2W | 
| Temperature Range | -55 ℃ ~ +125 ℃ | |
| Temperature Coefficient | ±400 ppm/°C | |
| Vibration Dynamic | 15G 2000 Hz | |
| Mechanical Life | 50,000,000 RPM | |
| Shock | 50G 11ms | |
| Physical Characteristics | Total Mechanical Travel | 360° (endless) | 
| Starting Torque | ≤10*10^-4 N·M | 
Dimensions in mm, tolerances ±0.30 mm unless otherwise specified.

Packaging specification: 1 piece / inner box, 12 pieces / small box, 120 pieces / middle box.

The WDD35D4B is ideal for applications requiring high precision and durability, including:
Industrial automation & machinery
Medical equipment
Robotic arms & servo control
Crane torque control
Valves & actuators
Pan-tilt mechanisms
Textile & paper machinery
Network communication & instrumentation
Direct factory supply — no middlemen
Certified quality: RoHS, REACH, and more
Large-scale production with fast delivery
Expert after-sales support
OEM & ODM customization available

• Factory direct supply, no middlemen.
  • Completed certificates such as RoHS, REACH, etc and best quality assurance.
  • Sufficient production capacity , short delivery time.
  • Professional after-sales service team.
  • OEM & ODM available.



