Discover the high-performance CK 8500 Series Subminiature Pushbutton Switches, designed for reliable operation in electronic applications. Manufactured by LITTELFUSE / C&K COMPONENTS in Vietnam, these switches are RoHS compliant and suitable for various industrial and consumer electronics.
Key Features and Benefits
Available in pre-travel or over-travel models for versatile actuation
Rated up to 3 AMPS for robust electrical performance
Switches are designed for panel mounting with various frame options, including nylon frames available in different panel thicknesses. Snap-in frames facilitate easy installation and precise positioning.
Additional Resources
For detailed specifications and custom options, please refer to the datasheet.
Note
All models with all options when ordered with G or Q contact material are RoHS compliant. Specifications and materials listed are for standard options; custom configurations may vary. For more detailed information, please visit the datasheet.
Part Number: 8531SCBE2 Manufacturer: LITTELFUSE / C&K COMPONENTS Country of Origin: VN Unit of Measure: EA ECCN: EAR99 Package Type: Not specified Datasheet:Download Datasheet
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{"id":10028071190845,"title":"8531SCBE2","handle":"8531scbe2","description":"\u003ch3\u003eProduct Description for LITTELFUSE \/ C\u0026amp;K COMPONENTS Pushbutton Switches (Part Number: 8531SCBE2)\u003c\/h3\u003e\n\n\u003cp\u003eDiscover the high-performance \u003cstrong\u003eCK 8500 Series Subminiature Pushbutton Switches\u003c\/strong\u003e, designed for reliable operation in electronic applications. Manufactured by \u003cstrong\u003eLITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/strong\u003e in Vietnam, these switches are RoHS compliant and suitable for various industrial and consumer electronics.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eAvailable in pre-travel or over-travel models for versatile actuation\u003c\/li\u003e\n \u003cli\u003eRated up to 3 AMPS for robust electrical performance\u003c\/li\u003e\n \u003cli\u003eReliable contact design ensures long-lasting operation\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally responsible manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eDetection systems\u003c\/li\u003e\n \u003cli\u003eTelecommunications and networking equipment\u003c\/li\u003e\n \u003cli\u003eComputers and peripheral devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Rating\u003c\/th\u003e\n \u003ctd\u003e1 AMP @ 120 V AC or 28 V DC (853X Models); 3 AMPS @ 120 V AC or 28 V DC (855X Models)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Life\u003c\/th\u003e\n \u003ctd\u003e250,000 actuations (853X Models); 10,000 actuations (855X Models)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Resistance\u003c\/th\u003e\n \u003ctd\u003eBelow 30 mΩ (initial, 2-4 V DC, 100 mA)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInsulation Resistance\u003c\/th\u003e\n \u003ctd\u003eMinimum 10⁹ Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDielectric Strength\u003c\/th\u003e\n \u003ctd\u003eMinimum 1,000 Vrms @ sea level\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Temperature\u003c\/th\u003e\n \u003ctd\u003e–30°C to 65°C\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eTorque\u003c\/th\u003e\n \u003ctd\u003e50 in. lbs max (T, T1 bushings); 12 in. lbs max (other 1\/4-40 bushings)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMaterials and Construction\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eCase: Glass-filled phenolic or diallyl phthalate (UL 94V-0)\u003c\/li\u003e\n \u003cli\u003ePlunger: Phenolic or glass-filled polyester\u003c\/li\u003e\n \u003cli\u003eCap \u0026amp; Frame: Nylon, black\u003c\/li\u003e\n \u003cli\u003eBushing: Brass, nickel plated\u003c\/li\u003e\n \u003cli\u003eContacts: Coin silver, silver plated (Q contact material)\u003c\/li\u003e\n \u003cli\u003eTerminals: Copper alloy, silver plated (Q contact material)\u003c\/li\u003e\n \u003cli\u003eTerminal Seal: Epoxy\u003c\/li\u003e\n \u003cli\u003eHardware: Brass nut, steel lockwasher (nickel plated)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSwitch Function Options\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e8531: SPST Off-Mom. 1 Amp\u003c\/li\u003e\n \u003cli\u003e8532: SPST Off-Mom. 1 Amp\u003c\/li\u003e\n \u003cli\u003e8533: SPST On-Mom. 1 Amp\u003c\/li\u003e\n \u003cli\u003e8534: SPST On-Mom. 1 Amp\u003c\/li\u003e\n \u003cli\u003e8551: SPST Off-Mom. 3 Amps\u003c\/li\u003e\n \u003cli\u003e8552: SPST Off-Mom. 3 Amps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eActuator\/Plunger Options\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e.150” high (M)\u003c\/li\u003e\n \u003cli\u003e.210” high (S)\u003c\/li\u003e\n \u003cli\u003eSnap-in with frame (J81)\u003c\/li\u003e\n \u003cli\u003eSnap-in with frame for LED terminations (J82)\u003c\/li\u003e\n \u003cli\u003eRight angle, PC thru-hole (T)\u003c\/li\u003e\n \u003cli\u003e15\/32 bushing (T1)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eContact Material and Seal Options\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSilver (Q)\u003c\/li\u003e\n \u003cli\u003eGold (B)\u003c\/li\u003e\n \u003cli\u003eGold over silver (G)\u003c\/li\u003e\n \u003cli\u003eEpoxy seal (E)\u003c\/li\u003e\n \u003cli\u003eNo epoxy seal (D)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eMechanical and Panel Mounting\u003c\/h3\u003e\n\u003cp\u003eSwitches are designed for panel mounting with various frame options, including nylon frames available in different panel thicknesses. Snap-in frames facilitate easy installation and precise positioning.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Resources\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and custom options, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-ck\/16711706488614898500.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eAll models with all options when ordered with G or Q contact material are RoHS compliant. Specifications and materials listed are for standard options; custom configurations may vary. For more detailed information, please visit the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-ck\/16711706488614898500.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 8531SCBE2\u003cbr\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e LITTELFUSE \/ C\u0026amp;K COMPONENTS\u003cbr\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e VN\u003cbr\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e EA\u003cbr\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003cbr\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Not specified\u003cbr\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-ck\/16711706488614898500.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003c!-- Note: If additional disclaimers are present, include them here. --\u003e\u003cbr\u003e","published_at":"2025-08-16T06:41:16+05:30","created_at":"2025-08-16T06:41:16+05:30","vendor":"Waldom Electonics","type":"","tags":["IMPORT_CSV","IMPORT_PT2","LITTE-CKCO","Switch","WLDM"],"price":60287,"price_min":60287,"price_max":60287,"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":50626557051197,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"8531SCBE2","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"8531SCBE2","public_title":null,"options":["Default Title"],"price":60287,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"8531SCBE2","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/8531SCBE2_43636533_bc930c90.jpg?v=1755306680"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/8531SCBE2_43636533_bc930c90.jpg?v=1755306680","options":["Title"],"media":[{"alt":null,"id":45863770554685,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/8531SCBE2_43636533_bc930c90.jpg?v=1755306680"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/8531SCBE2_43636533_bc930c90.jpg?v=1755306680","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description for LITTELFUSE \/ C\u0026amp;K COMPONENTS Pushbutton Switches (Part Number: 8531SCBE2)\u003c\/h3\u003e\n\n\u003cp\u003eDiscover the high-performance \u003cstrong\u003eCK 8500 Series Subminiature Pushbutton Switches\u003c\/strong\u003e, designed for reliable operation in electronic applications. Manufactured by \u003cstrong\u003eLITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/strong\u003e in Vietnam, these switches are RoHS compliant and suitable for various industrial and consumer electronics.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eAvailable in pre-travel or over-travel models for versatile actuation\u003c\/li\u003e\n \u003cli\u003eRated up to 3 AMPS for robust electrical performance\u003c\/li\u003e\n \u003cli\u003eReliable contact design ensures long-lasting operation\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally responsible manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eDetection systems\u003c\/li\u003e\n \u003cli\u003eTelecommunications and networking equipment\u003c\/li\u003e\n \u003cli\u003eComputers and peripheral devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Rating\u003c\/th\u003e\n \u003ctd\u003e1 AMP @ 120 V AC or 28 V DC (853X Models); 3 AMPS @ 120 V AC or 28 V DC (855X Models)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Life\u003c\/th\u003e\n \u003ctd\u003e250,000 actuations (853X Models); 10,000 actuations (855X Models)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Resistance\u003c\/th\u003e\n \u003ctd\u003eBelow 30 mΩ (initial, 2-4 V DC, 100 mA)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInsulation Resistance\u003c\/th\u003e\n \u003ctd\u003eMinimum 10⁹ Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDielectric Strength\u003c\/th\u003e\n \u003ctd\u003eMinimum 1,000 Vrms @ sea level\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Temperature\u003c\/th\u003e\n \u003ctd\u003e–30°C to 65°C\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eTorque\u003c\/th\u003e\n \u003ctd\u003e50 in. lbs max (T, T1 bushings); 12 in. lbs max (other 1\/4-40 bushings)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMaterials and Construction\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eCase: Glass-filled phenolic or diallyl phthalate (UL 94V-0)\u003c\/li\u003e\n \u003cli\u003ePlunger: Phenolic or glass-filled polyester\u003c\/li\u003e\n \u003cli\u003eCap \u0026amp; Frame: Nylon, black\u003c\/li\u003e\n \u003cli\u003eBushing: Brass, nickel plated\u003c\/li\u003e\n \u003cli\u003eContacts: Coin silver, silver plated (Q contact material)\u003c\/li\u003e\n \u003cli\u003eTerminals: Copper alloy, silver plated (Q contact material)\u003c\/li\u003e\n \u003cli\u003eTerminal Seal: Epoxy\u003c\/li\u003e\n \u003cli\u003eHardware: Brass nut, steel lockwasher (nickel plated)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSwitch Function Options\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e8531: SPST Off-Mom. 1 Amp\u003c\/li\u003e\n \u003cli\u003e8532: SPST Off-Mom. 1 Amp\u003c\/li\u003e\n \u003cli\u003e8533: SPST On-Mom. 1 Amp\u003c\/li\u003e\n \u003cli\u003e8534: SPST On-Mom. 1 Amp\u003c\/li\u003e\n \u003cli\u003e8551: SPST Off-Mom. 3 Amps\u003c\/li\u003e\n \u003cli\u003e8552: SPST Off-Mom. 3 Amps\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eActuator\/Plunger Options\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e.150” high (M)\u003c\/li\u003e\n \u003cli\u003e.210” high (S)\u003c\/li\u003e\n \u003cli\u003eSnap-in with frame (J81)\u003c\/li\u003e\n \u003cli\u003eSnap-in with frame for LED terminations (J82)\u003c\/li\u003e\n \u003cli\u003eRight angle, PC thru-hole (T)\u003c\/li\u003e\n \u003cli\u003e15\/32 bushing (T1)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eContact Material and Seal Options\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSilver (Q)\u003c\/li\u003e\n \u003cli\u003eGold (B)\u003c\/li\u003e\n \u003cli\u003eGold over silver (G)\u003c\/li\u003e\n \u003cli\u003eEpoxy seal (E)\u003c\/li\u003e\n \u003cli\u003eNo epoxy seal (D)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eMechanical and Panel Mounting\u003c\/h3\u003e\n\u003cp\u003eSwitches are designed for panel mounting with various frame options, including nylon frames available in different panel thicknesses. Snap-in frames facilitate easy installation and precise positioning.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Resources\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and custom options, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-ck\/16711706488614898500.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eAll models with all options when ordered with G or Q contact material are RoHS compliant. Specifications and materials listed are for standard options; custom configurations may vary. For more detailed information, please visit the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-ck\/16711706488614898500.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 8531SCBE2\u003cbr\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e LITTELFUSE \/ C\u0026amp;K COMPONENTS\u003cbr\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e VN\u003cbr\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e EA\u003cbr\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003cbr\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Not specified\u003cbr\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-ck\/16711706488614898500.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003c!-- Note: If additional disclaimers are present, include them here. --\u003e\u003cbr\u003e"}
