Sichuan Qixing Electronics Co., Ltd.
We adhere to the business philosophy of "integrity, cooperation, and win-win" and provide you with high-quality electronic components such as resistors, potentiometers, power filters, potentiometer
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WH138-1AK-3 Potentiometer with Switch 50K Ohm Variable Resistors Single Turn Rotary Carbon Film
product name:
WH138 Potentiometer with Switch 50K Ohm Variable Resistors Single Turn Rotary Carbon Film Potentiometer
product description:
wh138-1ak-3 rotary potentiometers with metal shaft
Rotary carbon film switch potentiometer WH138-1AK-3 B500K, diameter 24mm, handle height 15mm
Model: WH138-1AK-3
Material: carbon film
Change method of resistance value: X type (linear type)
Allowable deviation of resistance value: ± 20 (%)
Contact resistance: 30M (Ω)
Zero position resistance: 2 (Ω)
Rated power: 0.5 (W)
Resistance adjustment method: rotary type
Purpose: General
Insulation resistance: 100 (M Ω)
Sliding noise: 47m (V)
Nominal resistance value: B500K
Product Features:
wh138-1ak-3 rotary potentiometers with metal shaft Features Rotary type,with switch,Better feeling,Special tapers
Product size:
Specification parameters:
| 性能说明 CHARACTERISTICS | ||
| 项 目ITEM | 规 格SPECIFICATION | |
| 电气性能 Electrical Characteristics | 工作温度Temp Range | -10℃~100℃ |
| 额定功率Rated Power | Curve B:0.5W Other curve B:0.25W | |
| 最大工作电压Max Operation Voltage | Curve B:AC 500V Other than B:AC 250V | |
| 阻值范围Resistance Range | 1KΩ～2MΩ | |
| 阻值允许偏差Allow Desistance Tolerance | ±20%(1MΩ or more30%) | |
| 转动噪声Rotational Noise | ≤47mV | |
| 终端电阻Terminal Resistance | R≥250KΩ 0.1%R max 250KΩ>R>10KΩ 200max 10KΩ≥R 100max | |
| 电阻规律Resistance Law | A,B,C | |
| 抗电强度Dielectric | AC500V,1minute | |
| 开关接触电阻Switch contact resistance | Less than 30mΩ | |
| 开关额定功率Rated switching power | AC125V 1A,4A,6A | |
| 绝缘电阻Insulation Resistance | More than 100MΩ at DC250V | |
| 机械性能 Mechanical Characteristics | 旋转力矩Rotational Torque | 2～20 mN.m(20～200gf.cm) |
| 总旋转角度Total Rotational Angle | 300°±5° | |
| 止挡强度Shaft Stopper Strength | 6Kgf.cm | |
| 开关操作力Switch working force/torque | 150～450gf.cm | |
| 开关动作角度Switch working angle | 50°±10° | |
| 开关寿命Switch life | 10.000 times | |
| 旋转寿命Rotary life | 10,000 cycles | |
| 焊接So|dering | 235℃±5℃:≤3s | |
application area:
wh138-1ak-3 rotary potentiometers with metal shaft Multimedia,computer speaker,stereos amplifierlighting regulation etc
product catalog:
Factory Display:
We are a factory with many years of production experience, dedicated to providing customers with high-quality products and services. We have advanced production equipment and a professional research and development team, which can provide sufficient capacity and take on OEM customized and ODM orders.
Our product quality has been widely recognized by customers, and our after-sales service has also been highly praised. With many years of production experience, we have provided services and cooperation to many well-known clients. We welcome friends from all over the world to discuss cooperation, and we will provide the best service and products to return the trust and support of customers.
We always adhere to the business philosophy of "quality first, customer first", constantly improve our own quality and service level, and provide better products and services to customers. We look forward to your cooperation and jointly create a better future!
FAQ:
1. who are we?
We are based in Sichuan, China, start from 2005,sell to Domestic Market(70.00%),Western Europe(8.00%),North America(5.00%),South
Asia(3.00%),Eastern Asia(3.00%),South America(2.00%),Southern Europe(2.00%),Eastern Europe(2.00%),Mid East(2.00%),Southeast
Asia(2.00%),Oceania(1.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Potentiometer , Resistor, EMI Filter, Knob, Switch
4. why should you buy from us not from other suppliers?
Our company is establsihed in 2005 ,which mainly develops and manufactures different types of potentiometer,ac dc noise filter,
and ceramic power resistor and is a professional manufacturer ensuring high quality, best services and best price.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA；
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,MoneyGram,Western Union,Cash;
Language Spoken:English,Chinese