The KSC6 series of sealed tactile switches from LITTELFUSE / C&K COMPONENTS are designed for reliable performance in demanding environments. These IP67-rated, momentary action switches feature a hard actuator and are suitable for industrial electronics, consumer products, automotive applications, medical devices, and transportation systems.
Positive adaptable tactile feeling for user feedback
Hard actuator height of 7.7 mm for durability
IP67 rated sealing for protection against dust and water
RoHS and REACH compliant for environmentally responsible design
Suitable for lead-free reflow soldering processes
Available with J and G termination options
Designed for up to 300,000 operating cycles
Electrical & Mechanical Specifications
Parameter
Value
Max Voltage
32 VDC
Min Voltage
20 mV
Max Current
50 mA
Min Current
1 mA
Dielectric Strength (50 Hz, 1 min.)
≥ 250 Vrms
Contact Resistance
≤ 100 MΩ
Insulation Resistance (100 V)
≥ 10 MΩ
Bounce Time
≤ 1 ms
Mechanical Characteristics
Part Number
Operating Force (N)
Operating Life
Travel (mm)
KSC641
3.4 ± 0.85
300,000 cycles
N/A
Environmental & Storage Conditions
Operating Temperature Range: -55°C to 125°C
Storage Temperature Range: -55°C to 85°C
Additional Details
This sealed tactile switch is compatible with lead-free reflow soldering processes and is suitable for applications requiring high durability and environmental protection. The switch features a hard actuator and is available in various operating forces and termination types to suit different design needs.
For more detailed specifications, please refer to the datasheet.
Disclaimer
This datasheet does not provide enough information for applications that require a certain level of quality or safety such as automotive, medical systems, or safety equipment. Please contact customer service for the contractual specification package.
{"id":10027686134077,"title":"KSC641JLFS","handle":"ksc641jlfs","description":"\u003ch3\u003eSealed SMT Tactile Switch - KSC641JLFS\u003c\/h3\u003e\n\u003cp\u003eThe KSC6 series of sealed tactile switches from \u003cstrong\u003eLITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/strong\u003e are designed for reliable performance in demanding environments. These IP67-rated, momentary action switches feature a hard actuator and are suitable for industrial electronics, consumer products, automotive applications, medical devices, and transportation systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e KSC641JLFS\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e LITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e FR (France)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e EA\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage Type:\u003c\/strong\u003e REEL\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/ckswitches.com\/media\/1972\/ksc6.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePositive adaptable tactile feeling for user feedback\u003c\/li\u003e\n \u003cli\u003eHard actuator height of 7.7 mm for durability\u003c\/li\u003e\n \u003cli\u003eIP67 rated sealing for protection against dust and water\u003c\/li\u003e\n \u003cli\u003eRoHS and REACH compliant for environmentally responsible design\u003c\/li\u003e\n \u003cli\u003eSuitable for lead-free reflow soldering processes\u003c\/li\u003e\n \u003cli\u003eAvailable with J and G termination options\u003c\/li\u003e\n \u003cli\u003eDesigned for up to 300,000 operating cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical \u0026amp; Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax Voltage\u003c\/td\u003e\n \u003ctd\u003e32 VDC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMin Voltage\u003c\/td\u003e\n \u003ctd\u003e20 mV\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax Current\u003c\/td\u003e\n \u003ctd\u003e50 mA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMin Current\u003c\/td\u003e\n \u003ctd\u003e1 mA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eDielectric Strength (50 Hz, 1 min.)\u003c\/td\u003e\n \u003ctd\u003e≥ 250 Vrms\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact Resistance\u003c\/td\u003e\n \u003ctd\u003e≤ 100 MΩ\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsulation Resistance (100 V)\u003c\/td\u003e\n \u003ctd\u003e≥ 10 MΩ\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eBounce Time\u003c\/td\u003e\n \u003ctd\u003e≤ 1 ms\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMechanical Characteristics\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003ePart Number\u003c\/th\u003e\n \u003cth\u003eOperating Force (N)\u003c\/th\u003e\n \u003cth\u003eOperating Life\u003c\/th\u003e\n \u003cth\u003eTravel (mm)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eKSC641\u003c\/td\u003e\n \u003ctd\u003e3.4 ± 0.85\u003c\/td\u003e\n \u003ctd\u003e300,000 cycles\u003c\/td\u003e\n \u003ctd\u003eN\/A\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eEnvironmental \u0026amp; Storage Conditions\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eOperating Temperature Range: -55°C to 125°C\u003c\/li\u003e\n \u003cli\u003eStorage Temperature Range: -55°C to 85°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cp\u003eThis sealed tactile switch is compatible with lead-free reflow soldering processes and is suitable for applications requiring high durability and environmental protection. The switch features a hard actuator and is available in various operating forces and termination types to suit different design needs.\u003c\/p\u003e\n\n\u003cp\u003eFor more detailed specifications, please refer to the \u003ca href=\"https:\/\/ckswitches.com\/media\/1972\/ksc6.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eThis datasheet does not provide enough information for applications that require a certain level of quality or safety such as automotive, medical systems, or safety equipment. Please contact customer service for the contractual specification package.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T01:55:55+05:30","created_at":"2025-08-16T01:55:55+05:30","vendor":"Waldom Electonics","type":"Switches","tags":["IMPORT_CSV","IMPORT_PT2","LED","LITTE-CKCO","SMT","Switch","Tactile","WLDM"],"price":3659,"price_min":3659,"price_max":3659,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50625779499325,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"KSC641JLFS","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"KSC641JLFS","public_title":null,"options":["Default Title"],"price":3659,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"KSC641JLFS","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/KSC641JLFS_11120408_8e1a36ae.jpg?v=1755289558"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/KSC641JLFS_11120408_8e1a36ae.jpg?v=1755289558","options":["Title"],"media":[{"alt":null,"id":45859725312317,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/KSC641JLFS_11120408_8e1a36ae.jpg?v=1755289558"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/KSC641JLFS_11120408_8e1a36ae.jpg?v=1755289558","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eSealed SMT Tactile Switch - KSC641JLFS\u003c\/h3\u003e\n\u003cp\u003eThe KSC6 series of sealed tactile switches from \u003cstrong\u003eLITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/strong\u003e are designed for reliable performance in demanding environments. These IP67-rated, momentary action switches feature a hard actuator and are suitable for industrial electronics, consumer products, automotive applications, medical devices, and transportation systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e KSC641JLFS\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e LITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e FR (France)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e EA\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage Type:\u003c\/strong\u003e REEL\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/ckswitches.com\/media\/1972\/ksc6.pdf\" target=\"_blank\"\u003eDatasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePositive adaptable tactile feeling for user feedback\u003c\/li\u003e\n \u003cli\u003eHard actuator height of 7.7 mm for durability\u003c\/li\u003e\n \u003cli\u003eIP67 rated sealing for protection against dust and water\u003c\/li\u003e\n \u003cli\u003eRoHS and REACH compliant for environmentally responsible design\u003c\/li\u003e\n \u003cli\u003eSuitable for lead-free reflow soldering processes\u003c\/li\u003e\n \u003cli\u003eAvailable with J and G termination options\u003c\/li\u003e\n \u003cli\u003eDesigned for up to 300,000 operating cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical \u0026amp; Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax Voltage\u003c\/td\u003e\n \u003ctd\u003e32 VDC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMin Voltage\u003c\/td\u003e\n \u003ctd\u003e20 mV\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMax Current\u003c\/td\u003e\n \u003ctd\u003e50 mA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMin Current\u003c\/td\u003e\n \u003ctd\u003e1 mA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eDielectric Strength (50 Hz, 1 min.)\u003c\/td\u003e\n \u003ctd\u003e≥ 250 Vrms\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact Resistance\u003c\/td\u003e\n \u003ctd\u003e≤ 100 MΩ\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsulation Resistance (100 V)\u003c\/td\u003e\n \u003ctd\u003e≥ 10 MΩ\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eBounce Time\u003c\/td\u003e\n \u003ctd\u003e≤ 1 ms\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMechanical Characteristics\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003ePart Number\u003c\/th\u003e\n \u003cth\u003eOperating Force (N)\u003c\/th\u003e\n \u003cth\u003eOperating Life\u003c\/th\u003e\n \u003cth\u003eTravel (mm)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eKSC641\u003c\/td\u003e\n \u003ctd\u003e3.4 ± 0.85\u003c\/td\u003e\n \u003ctd\u003e300,000 cycles\u003c\/td\u003e\n \u003ctd\u003eN\/A\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eEnvironmental \u0026amp; Storage Conditions\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eOperating Temperature Range: -55°C to 125°C\u003c\/li\u003e\n \u003cli\u003eStorage Temperature Range: -55°C to 85°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cp\u003eThis sealed tactile switch is compatible with lead-free reflow soldering processes and is suitable for applications requiring high durability and environmental protection. The switch features a hard actuator and is available in various operating forces and termination types to suit different design needs.\u003c\/p\u003e\n\n\u003cp\u003eFor more detailed specifications, please refer to the \u003ca href=\"https:\/\/ckswitches.com\/media\/1972\/ksc6.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eDisclaimer\u003c\/h3\u003e\n\u003cp\u003eThis datasheet does not provide enough information for applications that require a certain level of quality or safety such as automotive, medical systems, or safety equipment. Please contact customer service for the contractual specification package.\u003c\/p\u003e\u003cbr\u003e"}
