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Two-Terminal Handle Silver Contact Normally Open Water Heater Micro Switch

As the benchmark model of Yueqing Tongda Wire Electric Factory's micro switch series, the Two-Terminal Handle Silver Contact Normally Open Water Heater Micro Switch features "high sensitivity, ultra-long lifespan, and multi-scenario adaptability" as its core advantages. Integrating the company's 35 years of switch manufacturing expertise, it has become a key control component in household appliances, automotive electronics, industrial automation, and other fields, thanks to its minimal contact gap and rapid action mechanism. Its performance and reliability have been certified by multiple authoritative organizations worldwide, securing its mainstream position in the niche market.

Model:HK-14-1X-10A-504

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Product Description

WEIPENG® is a leading Two-Terminal Handle Silver Contact Normally Open Water Heater Micro Switch manufacturers, suppliers and exporter.

Micro Switch Introduction

Core Technology Advantages

1. Precise Trigger Mechanism

Uses silver alloy contacts with a rapid action mechanism, contact resistance ≤50mΩ, ensuring stable and accurate signal transmission；

Minimal operational stroke error and high trigger sensitivity, suitable for precision control scenarios；

Various drive levers available (short arm, long arm, roller, button, etc.) to meet different mechanical triggering requirements.

2. Ultra-Long Service Life

Mechanical lifespan exceeds 1 million cycles, electrical lifespan up to 50,000 cycles; core components are made of high-temperature-resistant engineering plastics and high-strength metals, complying with EN 61058-1 international standards；

Electrical operating frequency can reach 15 times/min, mechanical operating frequency up to 60 times/min, suitable for high-frequency operations.

Application Scenarios

Home Appliances: Microwave door control, washing machine program control, air conditioner fan speed adjustment, ensuring safe operation of equipment

Industrial Automation: Production line positioning, robot limit control, conveyor start-stop control, improving production efficiency by 35%

Automotive Electronics: Car window lifting, seat adjustment, trunk sensing, suitable for harsh in-vehicle environments

Medical Devices: Surgical equipment control, detection instrument signal triggering, meeting medical-grade safety standards

Military Industry: Weapon equipment control, communication device switching, adapting to extreme working conditions and high reliability requirements

Selection Recommendations

Choose specifications based on the rated current of the equipment and the type of load.

Determine the type of actuator rod according to the installation space and triggering method.

Consider environmental factors such as temperature and humidity when selecting the protection rating.

Special industries (medical, military) require models with corresponding certifications.

It has passed multiple international and domestic safety certifications such as UL, CSA, VDE, ENEC, TUV, CE, KC, and CQC, and has also obtained ISO9001 quality management system certification, ensuring product quality. It is widely used in household appliances, electronic devices, automation machinery, communication equipment, automotive electronics, instruments, and power tools. For example, it is extensively used in small household appliances such as rice cookers.

Micro Switch Parameter (Specification)

Switch Technical Characteristics:
ITEM	Technical Parameter		Value
1	Electrical Rating		5（2)A/10A/16(3)A/21（8）A 250VAC
2	Contact Resistance		≤30mΩ Initial value
3	Insulation Resistance		≥100MΩ (500VDC)
4	Dielectric Voltage	Between non-connected terminals	1000V/0.5mA/60S
		Between terminals and the metal frame	3000V/0.5mA/60S
5	Electrical Life		≥50000 cycles
6	Mechanical Life		≥1000000 cycles
7	Operating Temperature		-25~125℃
8	Operating Frequency		electrical :15 cycles Mechanical :60 cycles
9	Vibration Proof		Vibration Frequency : 10~55HZ; Amplitude :1.5mm; Three directions :1H
10	Solder Ability : More than 80% of immersed part shall be covered with solder		Soldering Temperature :235±5℃ Immersing Time :2~3S
11	Solder Heat Resistance		Dip Soldering :260±5℃ 5±1S Manual Soldering : 300±5℃ 2~3S
12	Safety Approvals		UL、CSA、VDE、ENEC、TUV、CE、KC、CQC
13	Test Conditions		Ambient Temperature :20±5℃ Relative Humidity :65±5%RH Air Pressure :86~106KPa

Micro Switch Feature and Application

1.Sate, reliable basic switch
2.Nice appearance,tight contiguration.Charactenistic:small contact dlearance,quick action, high sensitivity and small 3.operating travel.
4.Long lite, high reliablity
5.A variety of contact terminals
6.A varnety of temperature degree
7.A variety of levers
8.Adopt themosetting plastic or themoplastic
9.Widely usedinhome apliane elecroninc equipmentautomatic machine communication equioncar electron,apparatus and 10.instument,electric motion tool etc.

Micro Switch Details