The KSC621JLFS series from C&K Components, manufactured by Littelfuse, is a high-quality tactile switch designed for a variety of electronic applications. These sealed SMT switches are IP67 rated, ensuring durability and resistance to dust and water ingress. With a compact height of 7.7 mm and a hard actuator, they provide a reliable and positive tactile feedback, making them suitable for industrial electronics, consumer products, automotive, medical, and transportation applications.
Key Features & Benefits
Positive, adaptable tactile feeling for user feedback
Hard actuator height of 7.7 mm for durability
IP67 rated sealing for environmental protection
RoHS and REACH compliant for environmentally responsible design
For more detailed specifications and application guidance, please refer to the datasheet provided.
Disclaimer: This product description is based solely on provided data. Please verify all specifications and suitability for your application before use. The datasheet was not processed; search the internet for the part number for more details.
{"id":10027685183805,"title":"KSC621JLFS","handle":"ksc621jlfs","description":"\u003ch3\u003eProduct Description: LITTELFUSE \/ C\u0026amp;K COMPONENTS KSC621JLFS Tactile Switches Silver 160Gf J-Lead\u003c\/h3\u003e\n\n\u003cp\u003eThe KSC621JLFS series from C\u0026amp;K Components, manufactured by Littelfuse, is a high-quality tactile switch designed for a variety of electronic applications. These sealed SMT switches are IP67 rated, ensuring durability and resistance to dust and water ingress. With a compact height of 7.7 mm and a hard actuator, they provide a reliable and positive tactile feedback, making them suitable for industrial electronics, consumer products, automotive, medical, and transportation applications.\u003c\/p\u003e\n\n\u003ch3\u003eKey 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 environmental protection\u003c\/li\u003e\n \u003cli\u003eRoHS and REACH compliant for environmentally responsible design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Characteristics\u003c\/th\u003e\n \u003cth\u003eDetails\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\u003c\/td\u003e\n \u003ctd\u003e≥ 250 Vrms (50 Hz, 1 min.)\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\u003c\/td\u003e\n \u003ctd\u003e≥ 10 MΩ at 100 V\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 (cycles)\u003c\/th\u003e\n \u003cth\u003eTravel (mm)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eKSC621\u003c\/td\u003e\n \u003ctd\u003e1.7 ± 0.5\u003c\/td\u003e\n \u003ctd\u003e300,000\u003c\/td\u003e\n \u003ctd\u003e0.4 ± 0.2\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eKSC631\u003c\/td\u003e\n \u003ctd\u003e2.55 ± 0.65\u003c\/td\u003e\n \u003ctd\u003eN\/A\u003c\/td\u003e\n \u003ctd\u003eN\/A\u003c\/td\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\u003eN\/A\u003c\/td\u003e\n \u003ctd\u003eN\/A\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eTermination \u0026amp; Packaging\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eJ and G terminations available\u003c\/li\u003e\n \u003cli\u003ePackage Type: TAPE\u003c\/li\u003e\n \u003cli\u003eReel packaging details available\u003c\/li\u003e\n\u003c\/ul\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 Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: KSC621JLFS\u003c\/li\u003e\n \u003cli\u003eManufacturer: LITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: France (FR)\u003c\/li\u003e\n \u003cli\u003eUOM: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/ckswitches.com\/media\/1972\/ksc6.pdf\" target=\"_blank\"\u003eKSC6 Series Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more detailed specifications and application guidance, please refer to the datasheet provided.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e This product description is based solely on provided data. Please verify all specifications and suitability for your application before use. The datasheet was not processed; search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T01:54:53+05:30","created_at":"2025-08-16T01:54:53+05:30","vendor":"Waldom Electonics","type":"Switches","tags":["IMPORT_CSV","IMPORT_PT2","LITTE-CKCO","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":50625777795389,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"KSC621JLFS","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"KSC621JLFS","public_title":null,"options":["Default Title"],"price":3659,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"KSC621JLFS","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/KSC621JLFS_11120400_ebfb9000.jpg?v=1755289496"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/KSC621JLFS_11120400_ebfb9000.jpg?v=1755289496","options":["Title"],"media":[{"alt":null,"id":45859711320381,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/KSC621JLFS_11120400_ebfb9000.jpg?v=1755289496"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/KSC621JLFS_11120400_ebfb9000.jpg?v=1755289496","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description: LITTELFUSE \/ C\u0026amp;K COMPONENTS KSC621JLFS Tactile Switches Silver 160Gf J-Lead\u003c\/h3\u003e\n\n\u003cp\u003eThe KSC621JLFS series from C\u0026amp;K Components, manufactured by Littelfuse, is a high-quality tactile switch designed for a variety of electronic applications. These sealed SMT switches are IP67 rated, ensuring durability and resistance to dust and water ingress. With a compact height of 7.7 mm and a hard actuator, they provide a reliable and positive tactile feedback, making them suitable for industrial electronics, consumer products, automotive, medical, and transportation applications.\u003c\/p\u003e\n\n\u003ch3\u003eKey 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 environmental protection\u003c\/li\u003e\n \u003cli\u003eRoHS and REACH compliant for environmentally responsible design\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Characteristics\u003c\/th\u003e\n \u003cth\u003eDetails\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\u003c\/td\u003e\n \u003ctd\u003e≥ 250 Vrms (50 Hz, 1 min.)\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\u003c\/td\u003e\n \u003ctd\u003e≥ 10 MΩ at 100 V\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 (cycles)\u003c\/th\u003e\n \u003cth\u003eTravel (mm)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eKSC621\u003c\/td\u003e\n \u003ctd\u003e1.7 ± 0.5\u003c\/td\u003e\n \u003ctd\u003e300,000\u003c\/td\u003e\n \u003ctd\u003e0.4 ± 0.2\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eKSC631\u003c\/td\u003e\n \u003ctd\u003e2.55 ± 0.65\u003c\/td\u003e\n \u003ctd\u003eN\/A\u003c\/td\u003e\n \u003ctd\u003eN\/A\u003c\/td\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\u003eN\/A\u003c\/td\u003e\n \u003ctd\u003eN\/A\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eTermination \u0026amp; Packaging\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eJ and G terminations available\u003c\/li\u003e\n \u003cli\u003ePackage Type: TAPE\u003c\/li\u003e\n \u003cli\u003eReel packaging details available\u003c\/li\u003e\n\u003c\/ul\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 Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: KSC621JLFS\u003c\/li\u003e\n \u003cli\u003eManufacturer: LITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: France (FR)\u003c\/li\u003e\n \u003cli\u003eUOM: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/ckswitches.com\/media\/1972\/ksc6.pdf\" target=\"_blank\"\u003eKSC6 Series Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more detailed specifications and application guidance, please refer to the datasheet provided.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e This product description is based solely on provided data. Please verify all specifications and suitability for your application before use. The datasheet was not processed; search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e"}
