3540S-10 Wirewound Potentiometer 2W 10K Ohm 10 Turns Flat Shaft Trimpot | Wirewound Potentiometer | Bochen - Precision Rotary & Trimmer Potentiometers

3540S-10 Wirewound Potentiometer 2W 10K Ohm 10 Turns Flat Shaft Trimpot

The 3540S-10 Precision Wirewound Potentiometer delivers 2W power, 10-turn control, and a wide resistance range of 100Ω–100KΩ with ±5% tolerance and 0.25% linearity. Its flat shaft design ensures stability and precision, while customization options (3-turn/5-turn, semicircular or flat shaft, long/short shaft) make it ideal for industrial, instrumentation, and automation applications.

Feature

• Rated power 2w.

• Wirewound element type.

• Wide ohmic range 100Ω~100KΩ, tolerance 5%.

• Independent Linearity 0.25%.

• Support special customization (5 turns/3 turns, semicircular shaft, long shaft/short shaft and etc).

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Description

3540S-10 Precision Wirewound Potentiometer is engineered for applications requiring high accuracy and stability. With a flat shaft design, 2W power rating, and 10-turn adjustment, it delivers a wide resistance range from 100Ω to 100KΩ, ±5% resistance tolerance, and 0.25% linearity. Its ±100 ppm/°C temperature coefficient ensures consistent performance under varying conditions.

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Designed for industrial, instrumentation, and automation systems, the 3540S-10 supports 3-turn and 5-turn alternatives and offers extensive shaft customization options (semicircular, flat, long, or short). Combining durability with precision, it provides a reliable solution for demanding control and calibration tasks.

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Specifications

Electrical Characteristics	Nominal Resistance Range	100Ω~100KΩ
	Resistance Tolerance	±5%
	Independent Linearity	±0.25%
	Effective 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°C, 0W@+125°C
	Temperature Range	-55°C~+125°C
	Temperature Coefficient	±100ppm/°C
	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≤±1%R. Δ(Uab/Uac)≤±2%
	Climate Category	ΔR≤±3%R, R1≥100MΩ
	Electrical Endurance At 70°C	2W, 1000h, ΔR≤±3%R
	Mechanical Endurance	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

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Dimension

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Packaging

Packaging specification: 20 Pieces/Box, 50 Pieces/Box.

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Applications

The 3540S-10 wirewound potentiometer is commonly used in:

• Industrial Controls: Adjustment of settings in PLCs and industrial automation systems.

• Medical Devices: Precision control in diagnostic equipment and patient monitoring systems.

• Test and Measurement Instruments: Calibration and adjustment of signal levels.

• Telecommunications Equipment: Fine-tuning of signal integrity in communication devices.

Its robust design and high precision make it suitable for applications requiring reliable and accurate resistance adjustments across various industries.

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