KW3A 16a 125/250vac Micro switch with roller
Model: KW3A

Plunger spec illustration

Internal configuration drawing

Internal structure diagram of light operating force

Internal structure diagram of DC large gap


KW3A 16a 125/250vac Micro switch with roller
KW3A basic micro switch is a reliable and high-performing product that is widely used in the household appliances and electronic devices industries.From water pumps and projectors to microwaves, this switch is a versatile solution for various applications. Built to withstand high temperatures, the KW3A switch boasts a long lifespan, high reliability, and exceptional safety and stability. Its wide operating force range ensures optimal performance in any setting, while the option to provide a direct current large gap specification switch allows for added flexibility. Equipped with a variety of arm shapes, the KW3A switch offers a customizable and personalized experience for users.
Item | Value |
Operating speed | 0.1mm-1m/s(Related with actuator forms) |
Operating Frequency | Mechanical 60 cycle/min; Electrical 25 cycles/min |
Insulation resistance | ≥ 100MΩ(500VDC) |
Contact resistance | OF>0.75N:≤30mΩ |
OF≤0.75N:≤100mΩ(initial value) | |
(Test voltage) Between terminals of the same polarity | AC1000V,50/60Hz,1min |
(Test voltage) Between current-carrying metal parts and ground (case),and between each terminal and non-cueeent-carrying metal parts. | AC3750V,50/60Hz,1min |
Vibration resistance | 10-55Hz,1.5mm Double amplitude |
Shock resistance | Destruction:OF>0.5N:1000m/s2(approx.100G)max |
OF≤0.5N:400m/s2(approx.40G)max | |
Malfunction:OF>0.5N:200m/s2(approx.20G)max | |
OF≤0.5N:100m/s2(approx.10G)max | |
Life | Mechanical≥2,000,000 cycles |
Electrical≥50,000 cycles | |
Weight | Approx.6.2g(No lever) |
Safety approvals | UL,CUL,VDE,ENEC,SEMKO,DEMKO,NEMKO,FLMKO,CE,EK,CQC |
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