Home
EDSAC0LFS
Product Description for CK EDSAC0LFS Tactile Switches
Introducing the CK EDSAC0LFS Tactile Switches, manufactured by Littelfuse / C&K COMPONENTS, a trusted leader in electronic switch solutions. These high-performance tactile switches are designed for demanding applications requiring reliable tactile feedback and durability.
Key Features & Benefits
Self-cleaning mechanism ensures long-lasting operation
Short travel distance for precise actuation
Available in three actuation forces for versatile applications
Silver plated contact dome for enhanced conductivity
RoHS compliant, environmentally friendly
Electrical Characteristics
Silver 1 VA
Gold 0.2 VA
Min./Max. Voltage
20 mVDC - 100 VDC
Min./Max. Current
1 mA to 100 mA
50 μA to 50 mA
Dielectric Strength
≥ 250 Vrms
Contact Resistance
≤ 100 mΩ
Insulation Resistance
Initial ≥ 1 GΩ; After damp heat ≥ 10 MΩ
Bounce Time
≤ 3 ms
Mechanical & Environmental Characteristics
Travel: approximately 0.3 mm
Operating Temperature: Silver -25°C to 70°C, Gold -55°C to 85°C
Suitable for panels, radio equipment, and aerospace instrumentation
Mechanical Specifications
Type
Operating Force (N)
Tactile Feeling ≥ %
Return Force (N)
Travel (mm)
EDXXXX LFX
2.4 (240) ± 25%
≥ 30%
≥ 0.4
0.3 ± 0.15
EDM450XXX LFX
4.5 (450) ± 25%
≥ 25%
≥ 1
0.5 ± 0.25
EDM650XXX LFX
6.5 (650) ± 25%
≥ 25%
≥ 1.6
0.6 ± 0.25
Switch Action Principle
The disc contact consists of two conductive dome diaphragms separated by an insulator. Under pressure, the upper diaphragm collapses suddenly to establish contact with the lower diaphragm, ensuring reliable tactile feedback and switch operation.
Part Details & Ordering Information
Part Number: EDSAC0LFS
Manufacturer: Littelfuse / C&K COMPONENTS
Country of Origin: France (FR)
Unit of Measure: Each (EA)
ECCN: EAR99
Package Type: Not specified
Datasheet: Download Datasheet
Additional Information
For detailed specifications and application guidance, please refer to the datasheet linked above. This product complies with RoHS regulations and is suitable for aerospace, instrumentation, and panel applications.
Disclaimer: Specifications are subject to change without notice. Please verify all details before use.
Use left/right arrows to navigate the slideshow or swipe left/right if using a mobile device
{"id":10027631804733,"title":"EDSAC0LFS","handle":"edsac0lfs","description":"\u003ch3\u003eProduct Description for CK EDSAC0LFS Tactile Switches\u003c\/h3\u003e\n\u003cp\u003eIntroducing the CK EDSAC0LFS Tactile Switches, manufactured by Littelfuse \/ C\u0026amp;K COMPONENTS, a trusted leader in electronic switch solutions. These high-performance tactile switches are designed for demanding applications requiring reliable tactile feedback and durability.\u003c\/p\u003e\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSelf-cleaning mechanism ensures long-lasting operation\u003c\/li\u003e\n \u003cli\u003eShort travel distance for precise actuation\u003c\/li\u003e\n \u003cli\u003eAvailable in three actuation forces for versatile applications\u003c\/li\u003e\n \u003cli\u003eSilver plated contact dome for enhanced conductivity\u003c\/li\u003e\n \u003cli\u003eRoHS compliant, environmentally friendly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Characteristics\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003e\u003c\/th\u003e\n \u003cth\u003eSilver 1 VA\u003c\/th\u003e\n \u003cth\u003eGold 0.2 VA\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMin.\/Max. Voltage\u003c\/td\u003e\n \u003ctd\u003e20 mVDC - 100 VDC\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMin.\/Max. Current\u003c\/td\u003e\n \u003ctd\u003e1 mA to 100 mA\u003c\/td\u003e\n \u003ctd\u003e50 μA to 50 mA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eDielectric Strength\u003c\/td\u003e\n \u003ctd\u003e≥ 250 Vrms\u003c\/td\u003e\n \u003ctd\u003e\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 \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n \u003ctd\u003eInitial ≥ 1 GΩ; After damp heat ≥ 10 MΩ\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eBounce Time\u003c\/td\u003e\n \u003ctd\u003e≤ 3 ms\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMechanical \u0026amp; Environmental Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eTravel: approximately 0.3 mm\u003c\/li\u003e\n \u003cli\u003eOperating Temperature: Silver -25°C to 70°C, Gold -55°C to 85°C\u003c\/li\u003e\n \u003cli\u003eSuitable for panels, radio equipment, and aerospace instrumentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eType\u003c\/th\u003e\n \u003cth\u003eOperating Force (N)\u003c\/th\u003e\n \u003cth\u003eTactile Feeling ≥ %\u003c\/th\u003e\n \u003cth\u003eReturn Force (N)\u003c\/th\u003e\n \u003cth\u003eTravel (mm)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eEDXXXX LFX\u003c\/td\u003e\n \u003ctd\u003e2.4 (240) ± 25%\u003c\/td\u003e\n \u003ctd\u003e≥ 30%\u003c\/td\u003e\n \u003ctd\u003e≥ 0.4\u003c\/td\u003e\n \u003ctd\u003e0.3 ± 0.15\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eEDM450XXX LFX\u003c\/td\u003e\n \u003ctd\u003e4.5 (450) ± 25%\u003c\/td\u003e\n \u003ctd\u003e≥ 25%\u003c\/td\u003e\n \u003ctd\u003e≥ 1\u003c\/td\u003e\n \u003ctd\u003e0.5 ± 0.25\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eEDM650XXX LFX\u003c\/td\u003e\n \u003ctd\u003e6.5 (650) ± 25%\u003c\/td\u003e\n \u003ctd\u003e≥ 25%\u003c\/td\u003e\n \u003ctd\u003e≥ 1.6\u003c\/td\u003e\n \u003ctd\u003e0.6 ± 0.25\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSwitch Action Principle\u003c\/h3\u003e\n\u003cp\u003eThe disc contact consists of two conductive dome diaphragms separated by an insulator. Under pressure, the upper diaphragm collapses suddenly to establish contact with the lower diaphragm, ensuring reliable tactile feedback and switch operation.\u003c\/p\u003e\n\u003ch3\u003ePart Details \u0026amp; Ordering Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: EDSAC0LFS\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\u003eUnit of Measure: Each (EA)\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/ckswitches.com\/media\/1336\/ed.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and application guidance, please refer to the datasheet linked above. This product complies with RoHS regulations and is suitable for aerospace, instrumentation, and panel applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e Specifications are subject to change without notice. Please verify all details before use.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T01:12:47+05:30","created_at":"2025-08-16T01:12:47+05:30","vendor":"Waldom Electonics","type":"Switches","tags":["IMPORT_CSV","IMPORT_PT2","LITTE-CKCO","Switch","Tactile","WLDM"],"price":13028,"price_min":13028,"price_max":13028,"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":50625695973693,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"EDSAC0LFS","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"EDSAC0LFS","public_title":null,"options":["Default Title"],"price":13028,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"EDSAC0LFS","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/EDSAC0LFS_11118346_2518618f.jpg?v=1755286970"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/EDSAC0LFS_11118346_2518618f.jpg?v=1755286970","options":["Title"],"media":[{"alt":null,"id":45859177398589,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/EDSAC0LFS_11118346_2518618f.jpg?v=1755286970"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/EDSAC0LFS_11118346_2518618f.jpg?v=1755286970","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description for CK EDSAC0LFS Tactile Switches\u003c\/h3\u003e\n\u003cp\u003eIntroducing the CK EDSAC0LFS Tactile Switches, manufactured by Littelfuse \/ C\u0026amp;K COMPONENTS, a trusted leader in electronic switch solutions. These high-performance tactile switches are designed for demanding applications requiring reliable tactile feedback and durability.\u003c\/p\u003e\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSelf-cleaning mechanism ensures long-lasting operation\u003c\/li\u003e\n \u003cli\u003eShort travel distance for precise actuation\u003c\/li\u003e\n \u003cli\u003eAvailable in three actuation forces for versatile applications\u003c\/li\u003e\n \u003cli\u003eSilver plated contact dome for enhanced conductivity\u003c\/li\u003e\n \u003cli\u003eRoHS compliant, environmentally friendly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Characteristics\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003e\u003c\/th\u003e\n \u003cth\u003eSilver 1 VA\u003c\/th\u003e\n \u003cth\u003eGold 0.2 VA\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMin.\/Max. Voltage\u003c\/td\u003e\n \u003ctd\u003e20 mVDC - 100 VDC\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eMin.\/Max. Current\u003c\/td\u003e\n \u003ctd\u003e1 mA to 100 mA\u003c\/td\u003e\n \u003ctd\u003e50 μA to 50 mA\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eDielectric Strength\u003c\/td\u003e\n \u003ctd\u003e≥ 250 Vrms\u003c\/td\u003e\n \u003ctd\u003e\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 \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n \u003ctd\u003eInitial ≥ 1 GΩ; After damp heat ≥ 10 MΩ\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eBounce Time\u003c\/td\u003e\n \u003ctd\u003e≤ 3 ms\u003c\/td\u003e\n \u003ctd\u003e\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMechanical \u0026amp; Environmental Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eTravel: approximately 0.3 mm\u003c\/li\u003e\n \u003cli\u003eOperating Temperature: Silver -25°C to 70°C, Gold -55°C to 85°C\u003c\/li\u003e\n \u003cli\u003eSuitable for panels, radio equipment, and aerospace instrumentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eType\u003c\/th\u003e\n \u003cth\u003eOperating Force (N)\u003c\/th\u003e\n \u003cth\u003eTactile Feeling ≥ %\u003c\/th\u003e\n \u003cth\u003eReturn Force (N)\u003c\/th\u003e\n \u003cth\u003eTravel (mm)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eEDXXXX LFX\u003c\/td\u003e\n \u003ctd\u003e2.4 (240) ± 25%\u003c\/td\u003e\n \u003ctd\u003e≥ 30%\u003c\/td\u003e\n \u003ctd\u003e≥ 0.4\u003c\/td\u003e\n \u003ctd\u003e0.3 ± 0.15\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eEDM450XXX LFX\u003c\/td\u003e\n \u003ctd\u003e4.5 (450) ± 25%\u003c\/td\u003e\n \u003ctd\u003e≥ 25%\u003c\/td\u003e\n \u003ctd\u003e≥ 1\u003c\/td\u003e\n \u003ctd\u003e0.5 ± 0.25\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eEDM650XXX LFX\u003c\/td\u003e\n \u003ctd\u003e6.5 (650) ± 25%\u003c\/td\u003e\n \u003ctd\u003e≥ 25%\u003c\/td\u003e\n \u003ctd\u003e≥ 1.6\u003c\/td\u003e\n \u003ctd\u003e0.6 ± 0.25\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSwitch Action Principle\u003c\/h3\u003e\n\u003cp\u003eThe disc contact consists of two conductive dome diaphragms separated by an insulator. Under pressure, the upper diaphragm collapses suddenly to establish contact with the lower diaphragm, ensuring reliable tactile feedback and switch operation.\u003c\/p\u003e\n\u003ch3\u003ePart Details \u0026amp; Ordering Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: EDSAC0LFS\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\u003eUnit of Measure: Each (EA)\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Not specified\u003c\/li\u003e\n \u003cli\u003eDatasheet: \u003ca href=\"https:\/\/ckswitches.com\/media\/1336\/ed.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and application guidance, please refer to the datasheet linked above. This product complies with RoHS regulations and is suitable for aerospace, instrumentation, and panel applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e Specifications are subject to change without notice. Please verify all details before use.\u003c\/p\u003e\u003cbr\u003e"}
{
"product_id": 10027631804733,
"variant_id" : 50625695973693,
"variant_available" : true,
"inventory_quantity" : 212,
"inventory_management" : "shopify",
"inventory_policy" : "deny",
"image": "//thinkrobotics.com/cdn/shop/files/EDSAC0LFS_11118346_2518618f.jpg?v=1755286970",
"price": "13028",
"title": "Default Title",
"value": "Default Title"
}
{
"product_id": "MTAwMjc2MzE4MDQ3MzM=",
"variant_id" : "NTA2MjU2OTU5NzM2OTM=",
"variant_available" : "dHJ1ZQ==",
"inventory_quantity" : "MjEy",
"inventory_management" :"c2hvcGlmeQ==",
"inventory_policy" : "ZGVueQ==",
"image":"JTJGJTJGdGhpbmtyb2JvdGljcy5jb20lMkZjZG4lMkZzaG9wJTJGZmlsZXMlMkZFRFNBQzBMRlNfMTExMTgzNDZfMjUxODYxOGYuanBnJTNGdiUzRDE3NTUyODY5NzA=",
"price": "MTMwMjg=",
"title": "RGVmYXVsdCtUaXRsZQ==",
"value": "RGVmYXVsdCtUaXRsZQ==",
"variant_options": {"Title": "RGVmYXVsdCtUaXRsZQ=="
}
}
India
---
Australia
Canada
India
Mexico
United Arab Emirates
United States
