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High-Current Three-Terminal Microwave Oven Micro Switch

As the benchmark model of Yueqing Tongda Wire Electric Factory's micro switch series, the High-Current Three-Terminal Microwave Oven 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-14-10A-307

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Product Description

WEIPENG® is a leading High-Current Three-Terminal Microwave Oven Micro Switch manufacturers, suppliers and exporter.

Micro Switch Introduction

The HK-14 series covers multiple rated loads, with mainstream specifications including 5A/10A/16A at 125/250V AC, meeting power requirements for various scenarios. The core electrical performance is excellent: initial contact resistance ≤25mΩ, ensuring low-loss conduction; insulation resistance ≥100MΩ (DC 500V), with a withstand voltage of 1500V AC (between terminals), effectively preventing leakage risks. The mechanical lifespan reaches up to 1 million cycles, and the electrical lifespan is suitable for long-term high-frequency use, with an operating frequency of up to 600 mechanical cycles per minute and 30 electrical cycles per minute, balancing durability and response speed.

Typical Application Scenarios

Thanks to its high adaptability, the HK-14 series is extensively utilized in core equipment across multiple fields:

Home Appliances: Microwave door control, washing machine program control, oven temperature trigger, water dispenser switch;

Industrial Automation: Travel limit, conveyor positioning, small machinery emergency stop device, test equipment signal trigger;

Automotive Electronics: Car door lock detection, seat adjustment limit, trunk switch, power window control;

Power Tools: Power drill, angle grinder start/stop switch, tool overload protection trigger;

Instruments and Equipment: Medical device buttons, measuring instrument travel switches, communication equipment signal switching.

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