The LITTELFUSE / C&K COMPONENTS CK series tactile switch, part number KSL0M212LFT, is designed for high-performance applications requiring reliable tactile feedback and exceptional sealing. This switch is ideal for consumer, automotive, industrial, telecommunication networks, and transportation environments where durability and environmental resistance are critical.
Manufactured in France (COO: FR), this tactile switch features a sealed design with double overmolding on terminals, providing IP65 sealing performance. It is RoHS compliant and suitable for up to 1 million operations, ensuring long-term durability in harsh conditions.
Key Features & Benefits
Highest tact switch sealing performance with IP65 double overmold on terminals
Totally sealed for water and erosion resistance
Reliable operation with up to 1 million cycles
High responsiveness with excellent tactile feel
Soldering compatible with lead-free processes
Delivered in boxes of 500 pieces (250 pieces for KSL series)
Electrical Specifications
Contact Arrangement
SPST, N.O.
Terminals
PC pins
Sealing
IP65 Double overmold on terminals
Maximum Power
1 VA (Silver), 0.2 VA (Gold)
Voltage Range
20mV - 32VDC
Current Range
1 - 50 mA (Silver), 1 - 10 mA (Gold)
Dielectric Strength
≥ 250 Vrms
Contact Resistance
≤ 100 mΩ
Insulation Resistance
≥ 10^9 Ω (at 100 V)
Bounce Time
≤ 1 ms
Environmental & Mechanical Specifications
Operating Temperature
-40°C to 85°C (Silver), -40°C to 125°C (Gold)
Storage Temperature
-40°C to 85°C (Silver), -55°C to 125°C (Gold)
Actuation Force
1.3 N (KSA0M212), 3 N (KSA0M412), 5 N (KSA0M512)
Operating Life
Up to 1,000,000 cycles depending on model
Travel to Make
0.5 mm to 0.7 mm
Packaging & Soldering
Delivered in boxes of 500 pieces (250 for KSL series)
Compatible with wave soldering and lead-free soldering profiles
Specifications are subject to change without notice. This datasheet does not provide enough information for applications requiring specific safety or quality standards such as automotive or medical systems. Please contact your sales representative for contractual specifications.
{"id":10027686428989,"title":"KSL0M212LFT","handle":"ksl0m212lft","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eLITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/strong\u003e CK series tactile switch, part number \u003cstrong\u003eKSL0M212LFT\u003c\/strong\u003e, is designed for high-performance applications requiring reliable tactile feedback and exceptional sealing. This switch is ideal for consumer, automotive, industrial, telecommunication networks, and transportation environments where durability and environmental resistance are critical.\u003c\/p\u003e\n\u003cp\u003eManufactured in France (COO: FR), this tactile switch features a sealed design with double overmolding on terminals, providing IP65 sealing performance. It is RoHS compliant and suitable for up to 1 million operations, ensuring long-term durability in harsh conditions.\u003c\/p\u003e\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHighest tact switch sealing performance with IP65 double overmold on terminals\u003c\/li\u003e\n\u003cli\u003eTotally sealed for water and erosion resistance\u003c\/li\u003e\n\u003cli\u003eReliable operation with up to 1 million cycles\u003c\/li\u003e\n\u003cli\u003eHigh responsiveness with excellent tactile feel\u003c\/li\u003e\n\u003cli\u003eSoldering compatible with lead-free processes\u003c\/li\u003e\n\u003cli\u003eDelivered in boxes of 500 pieces (250 pieces for KSL series)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eContact Arrangement\u003c\/th\u003e\n\u003ctd\u003eSPST, N.O.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTerminals\u003c\/th\u003e\n\u003ctd\u003ePC pins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSealing\u003c\/th\u003e\n\u003ctd\u003eIP65 Double overmold on terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Power\u003c\/th\u003e\n\u003ctd\u003e1 VA (Silver), 0.2 VA (Gold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage Range\u003c\/th\u003e\n\u003ctd\u003e20mV - 32VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCurrent Range\u003c\/th\u003e\n\u003ctd\u003e1 - 50 mA (Silver), 1 - 10 mA (Gold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDielectric Strength\u003c\/th\u003e\n\u003ctd\u003e≥ 250 Vrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eContact Resistance\u003c\/th\u003e\n\u003ctd\u003e≤ 100 mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInsulation Resistance\u003c\/th\u003e\n\u003ctd\u003e≥ 10^9 Ω (at 100 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBounce Time\u003c\/th\u003e\n\u003ctd\u003e≤ 1 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEnvironmental \u0026amp; Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temperature\u003c\/th\u003e\n\u003ctd\u003e-40°C to 85°C (Silver), -40°C to 125°C (Gold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage Temperature\u003c\/th\u003e\n\u003ctd\u003e-40°C to 85°C (Silver), -55°C to 125°C (Gold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eActuation Force\u003c\/th\u003e\n\u003ctd\u003e1.3 N (KSA0M212), 3 N (KSA0M412), 5 N (KSA0M512)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Life\u003c\/th\u003e\n\u003ctd\u003eUp to 1,000,000 cycles depending on model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTravel to Make\u003c\/th\u003e\n\u003ctd\u003e0.5 mm to 0.7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePackaging \u0026amp; Soldering\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDelivered in boxes of 500 pieces (250 for KSL series)\u003c\/li\u003e\n\u003cli\u003eCompatible with wave soldering and lead-free soldering profiles\u003c\/li\u003e\n\u003cli\u003eSoldering profile details available in datasheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePart Number \u0026amp; Additional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: \u003cstrong\u003eKSL0M212LFT\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eManufacturer: \u003cstrong\u003eLITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: \u003cstrong\u003eFrance (COO: FR)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: \u003cstrong\u003eEA\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eECCN: \u003cstrong\u003eEAR99\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePackage Type: \u003cstrong\u003eBLK\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/ckswitches.com\/media\/1456\/ksa_ksl_mk2.pdf\" target=\"_blank\"\u003ehttps:\/\/ckswitches.com\/media\/1456\/ksa_ksl_mk2.pdf\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDisclaimers\u003c\/h3\u003e\n\u003cp\u003eSpecifications are subject to change without notice. This datasheet does not provide enough information for applications requiring specific safety or quality standards such as automotive or medical systems. Please contact your sales representative for contractual specifications.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T01:56:12+05:30","created_at":"2025-08-16T01:56:12+05:30","vendor":"Waldom Electonics","type":"Switches","tags":["IMPORT_CSV","IMPORT_PT2","LITTE-CKCO","Switch","Tactile","WLDM"],"price":4435,"price_min":4435,"price_max":4435,"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":50625779859773,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"KSL0M212LFT","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"KSL0M212LFT","public_title":null,"options":["Default Title"],"price":4435,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"KSL0M212LFT","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/KSL0M212LFT_11120604_e230ec1b.jpg?v=1755289575"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/KSL0M212LFT_11120604_e230ec1b.jpg?v=1755289575","options":["Title"],"media":[{"alt":null,"id":45859729801533,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/KSL0M212LFT_11120604_e230ec1b.jpg?v=1755289575"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/KSL0M212LFT_11120604_e230ec1b.jpg?v=1755289575","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eLITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/strong\u003e CK series tactile switch, part number \u003cstrong\u003eKSL0M212LFT\u003c\/strong\u003e, is designed for high-performance applications requiring reliable tactile feedback and exceptional sealing. This switch is ideal for consumer, automotive, industrial, telecommunication networks, and transportation environments where durability and environmental resistance are critical.\u003c\/p\u003e\n\u003cp\u003eManufactured in France (COO: FR), this tactile switch features a sealed design with double overmolding on terminals, providing IP65 sealing performance. It is RoHS compliant and suitable for up to 1 million operations, ensuring long-term durability in harsh conditions.\u003c\/p\u003e\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHighest tact switch sealing performance with IP65 double overmold on terminals\u003c\/li\u003e\n\u003cli\u003eTotally sealed for water and erosion resistance\u003c\/li\u003e\n\u003cli\u003eReliable operation with up to 1 million cycles\u003c\/li\u003e\n\u003cli\u003eHigh responsiveness with excellent tactile feel\u003c\/li\u003e\n\u003cli\u003eSoldering compatible with lead-free processes\u003c\/li\u003e\n\u003cli\u003eDelivered in boxes of 500 pieces (250 pieces for KSL series)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eContact Arrangement\u003c\/th\u003e\n\u003ctd\u003eSPST, N.O.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTerminals\u003c\/th\u003e\n\u003ctd\u003ePC pins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSealing\u003c\/th\u003e\n\u003ctd\u003eIP65 Double overmold on terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Power\u003c\/th\u003e\n\u003ctd\u003e1 VA (Silver), 0.2 VA (Gold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage Range\u003c\/th\u003e\n\u003ctd\u003e20mV - 32VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCurrent Range\u003c\/th\u003e\n\u003ctd\u003e1 - 50 mA (Silver), 1 - 10 mA (Gold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDielectric Strength\u003c\/th\u003e\n\u003ctd\u003e≥ 250 Vrms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eContact Resistance\u003c\/th\u003e\n\u003ctd\u003e≤ 100 mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInsulation Resistance\u003c\/th\u003e\n\u003ctd\u003e≥ 10^9 Ω (at 100 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBounce Time\u003c\/th\u003e\n\u003ctd\u003e≤ 1 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEnvironmental \u0026amp; Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temperature\u003c\/th\u003e\n\u003ctd\u003e-40°C to 85°C (Silver), -40°C to 125°C (Gold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStorage Temperature\u003c\/th\u003e\n\u003ctd\u003e-40°C to 85°C (Silver), -55°C to 125°C (Gold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eActuation Force\u003c\/th\u003e\n\u003ctd\u003e1.3 N (KSA0M212), 3 N (KSA0M412), 5 N (KSA0M512)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Life\u003c\/th\u003e\n\u003ctd\u003eUp to 1,000,000 cycles depending on model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTravel to Make\u003c\/th\u003e\n\u003ctd\u003e0.5 mm to 0.7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003ePackaging \u0026amp; Soldering\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDelivered in boxes of 500 pieces (250 for KSL series)\u003c\/li\u003e\n\u003cli\u003eCompatible with wave soldering and lead-free soldering profiles\u003c\/li\u003e\n\u003cli\u003eSoldering profile details available in datasheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePart Number \u0026amp; Additional Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: \u003cstrong\u003eKSL0M212LFT\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eManufacturer: \u003cstrong\u003eLITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: \u003cstrong\u003eFrance (COO: FR)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: \u003cstrong\u003eEA\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eECCN: \u003cstrong\u003eEAR99\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePackage Type: \u003cstrong\u003eBLK\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/ckswitches.com\/media\/1456\/ksa_ksl_mk2.pdf\" target=\"_blank\"\u003ehttps:\/\/ckswitches.com\/media\/1456\/ksa_ksl_mk2.pdf\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDisclaimers\u003c\/h3\u003e\n\u003cp\u003eSpecifications are subject to change without notice. This datasheet does not provide enough information for applications requiring specific safety or quality standards such as automotive or medical systems. Please contact your sales representative for contractual specifications.\u003c\/p\u003e\u003cbr\u003e"}
