3540S-1-103L 10k Ohms Variable Resistor Rotary Precision Wirewound Potentiometer
Quick Detail:
• Lead-free.
• Shaft sizes can be customised.
• Nominal resistance 10k ohms.
• Power rating 2W at 70℃.
• Resistance tolerance 5%.
• Independent linearity 0.25%.
• High precision rotary wirewound potentiometer.
• 10 turns wirewound, customised 3 turns, 5 turns available.
• Actual electrical travel ≥3600°-10°, total mechanical travel 3600°±10°. 
Description:
The 3540S-1-103L is a lead-free, high precision rotary wirewound potentiometer designed for applications demanding accurate resistance control. It features a 10-turn wirewound mechanism and offers a nominal resistance of 10k ohms with a tolerance of 5%. The potentiometer is capable of handling a power rating of 2W at 70℃, making it suitable for various demanding environments. With an independent linearity of 0.25%, it ensures precise adjustments. The actual electrical travel is greater than or equal to 3600°-10°, while the total mechanical travel is 3600°±10°, providing extensive adjustment capabilities. Additionally, the shaft sizes can be customized to meet specific requirements, enhancing its versatility and reliability in precision applications.
Specification:
| Electrical Characteristics | Nominal Resistance Range | 100Ω~100KΩ | 
| Resistance Tolerance | ±5% | |
| Independent Linearity | ±0.25% | |
| Effective Electrical Travel | ≥3600°-10° | |
| Terminal Resistance | ≤0.2%R or 5Ω | |
| Noise | ≤3%R or 3Ω | |
| Insulation Resistance | R≥1GΩ | |
| Withstand Voltage | 101.3kPa 710V, 8.5kPa 470V | |
| Environment Characteristics | Rated Power | 2W@+70℃, 0W@+125℃ | 
| Operating Temperature Range | -55℃~+125℃ | |
| Temperature Coefficient | ±100ppm/℃ | |
| Temperature Variation | ΔR≤2%R, Δ(Uab/Uac)≤±1% | |
| Vibration | 390m/s2, 4000cycles, R≤±1%R | |
| Collision | 10-500Hz, 0.75mm, or 98m/s2 , 6hΔR≤土1%R. Δ(Uab/Uac)≤±2% | |
| Climate Category | ΔR≤±3%R, R1≥100MΩ | |
| Electrical Endurance At 70°C | 2W, 1000h, ΔR≤±3%R | |
| Rotational Life | 10000 cycles, ΔR≤±3%R | |
| Steady Damp Heat | ΔR≤±3%R, R1≥100MΩ | |
| Physical Characteristics | Total Mechanical Travel | 3600°±10° | 
| Starting Torque | ≤36mN·m | |
| Clutch Torque | ≤300mN·m | 
Dimension:


Application:
• Pedal position.
• Joystick controls.
• Valve control.
• Wind vane.
• Panel control.
• Test and measurement.
• Medical equipment.
• Angular position.
Advantage:
• Factory direct supply, no middlemen.
• Completed certificates such as UL, RoHS, SGS, etc and best quality assurance.
• Sufficient production capacity, short delivery time.
• Professional after-sales service team.
• OEM&ODM available.
 
                




