China Bochen WI27-1A 10k Ohm Single Turn Precision Potentiometer with 340°±3° Mechanical Stop and 7/8

Bochen WI27-1A 10k Ohm Single Turn Precision Potentiometer with 340°±3° Mechanical Stop and 7/8" Conductive Plastic Element

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Product Description

Product Overview

The Bochen WI27-1A is a high-performance single-turn precision potentiometer featuring a 10k Ohm conductive plastic element with 340°±3° mechanical stops. Engineered for precision control applications, this rotary variable resistor delivers exceptional accuracy and reliability across industrial environments.

Key Features

Single-turn design with bushing mount type for easy panel installation
7/8" (22.2 mm) conductive plastic element for smooth resistance adjustment
Nominal resistance range: 10Ω to 2MΩ with ±10% tolerance
340°±3° mechanical stops for reliable positioning and repeatable settings
Operating temperature range: -55°C to +125°C
Temperature coefficient: ±100 ppm/°C for excellent thermal stability
Customization options available for shaft configurations

Technical Specifications

Electrical Characteristics

Parameter	Specification
Nominal Resistance Range	10Ω~2MΩ
Resistance Tolerance	±10%
Contact Resistance Variation	3%R or 5Ω
Insulation Resistance	100MΩ, 500 Vdc (1 minute)
Withstanding Voltage	101.3KPa: 500 Vac; 8.5KPa: 300 Vac
Dielectric Strength Sea Level	500 Vac (1 minute)
Electrical Travel	340° ± 3°
Adjustment Angle	360°±3°

Environmental Characteristics

Parameter	Specification
Max. Soldering Exposure	250℃, 10 seconds
Power Rating (300 volts max.)	70℃: 1W; 125℃: 0W
Operating Temperature Range	-55°C ~ +125°C
Temperature Coefficient	±100 ppm/°C
Temperature Variation	(-55℃～+125℃), After 5 cycles without load, ΔR/R≤±10%
Vibration	(10-50HZ, amplitude 1.5mm), 3 directions, 2H each direction, ΔR/R≤±10%
Shock	100G, ΔR/R≤±2%
70℃ Electrical Endurance	1000 hours @ 70℃ Rated Power; ΔR≤±3%R