Product Description for CK Part Number 8161SH9AV2BE2
Introducing the LITTELFUSE / C&K COMPONENTS CK 8161SH9AV2BE2, a high-quality pushbutton switch designed for reliable operation in various electronic applications. Manufactured in Vietnam, this switch adheres to RoHS compliance and is available in units of each (EA). The product is classified under ECCN EAR99 and falls within the Switches | Pushbutton Switches category.
Key Features and Benefits
Alternate Action and Momentary switch functions for versatile control
Long travel design for durability and reliable actuation
Available with LED options for visual indication
Long life contact design with an electrical life of 50,000 make-and-break cycles at full load
Contact ratings up to 6A @ 120V AC or 28V DC; 3A @ 250V AC
Contact resistance below 20 mΩ initial for silver and gold plated contacts
Insulation resistance minimum of 10^9 Ω
Dielectric strength of at least 1,000 Vrms at sea level
Operating temperature range from -30°C to 65°C
Epoxy terminal seal compatible with bottom wash cleaning methods
RoHS compliant models available
Electrical and Mechanical Specifications
Contact Rating
6A @ 120V AC / 28V DC; 3A @ 250V AC
Electrical Life
50,000 cycles at full load
Contact Resistance
Below 20 mΩ initial
Insulation Resistance
≥ 10^9 Ω
Dielectric Strength
≥ 1,000 Vrms
Operating Temperature
-30°C to 65°C
Solderability
Per MIL-STD-202F method 208D or EIA RS-186E method 9
Build-A-Switch Materials
Case: Glass filled nylon 6/6 or Diallyl phthalate (DAP)
Plunger: Glass filled nylon, polyester, brass, or nickel plated options
Cap & Frame: Nylon, black standard
Bushing: Brass or zinc, nickel plated
Housing: Stainless steel
End Contacts: Coin silver, silver plated
Center Contact & Terminals: Copper alloy, silver plated
ON ON (Positions 2-3, 2-1), ON MOM. (Positions 2-3, 2-1)
DPDT
8261
ON ON (Positions 2-3, 5-6), 2-1, 5-4
Actuator and Termination Options
Actuators: Various heights and diameters, including snap-in options with or without LED
Bushings: Threaded, unthreaded, or snap-in with keyway options
Terminations: PC thru-hole, solder lug, quick connect, wire wrap, or right angle
Cap Colors: Black, white, red, orange, yellow, gray
Datasheet and Additional Information
For detailed specifications and customization options, please refer to the datasheet.
Note
All models with contact materials G or Q are RoHS compliant. Specifications and materials listed are for standard options; for custom configurations, please consult our Customer Service Center.
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{"id":10028024889661,"title":"8161SH9AV2BE2","handle":"8161sh9av2be2","description":"\u003ch3\u003eProduct Description for CK Part Number 8161SH9AV2BE2\u003c\/h3\u003e\n\u003cp\u003eIntroducing the LITTELFUSE \/ C\u0026amp;K COMPONENTS CK 8161SH9AV2BE2, a high-quality pushbutton switch designed for reliable operation in various electronic applications. Manufactured in Vietnam, this switch adheres to RoHS compliance and is available in units of each (EA). The product is classified under ECCN EAR99 and falls within the Switches | Pushbutton Switches category.\u003c\/p\u003e\n\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eAlternate Action and Momentary switch functions for versatile control\u003c\/li\u003e\n \u003cli\u003eLong travel design for durability and reliable actuation\u003c\/li\u003e\n \u003cli\u003eAvailable with LED options for visual indication\u003c\/li\u003e\n \u003cli\u003eLong life contact design with an electrical life of 50,000 make-and-break cycles at full load\u003c\/li\u003e\n \u003cli\u003eContact ratings up to 6A @ 120V AC or 28V DC; 3A @ 250V AC\u003c\/li\u003e\n \u003cli\u003eContact resistance below 20 mΩ initial for silver and gold plated contacts\u003c\/li\u003e\n \u003cli\u003eInsulation resistance minimum of 10^9 Ω\u003c\/li\u003e\n \u003cli\u003eDielectric strength of at least 1,000 Vrms at sea level\u003c\/li\u003e\n \u003cli\u003eOperating temperature range from -30°C to 65°C\u003c\/li\u003e\n \u003cli\u003eEpoxy terminal seal compatible with bottom wash cleaning methods\u003c\/li\u003e\n \u003cli\u003eRoHS compliant models available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Rating\u003c\/th\u003e\n \u003ctd\u003e6A @ 120V AC \/ 28V DC; 3A @ 250V AC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Life\u003c\/th\u003e\n \u003ctd\u003e50,000 cycles at full load\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Resistance\u003c\/th\u003e\n \u003ctd\u003eBelow 20 mΩ initial\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInsulation Resistance\u003c\/th\u003e\n \u003ctd\u003e≥ 10^9 Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDielectric Strength\u003c\/th\u003e\n \u003ctd\u003e≥ 1,000 Vrms\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\u003eSolderability\u003c\/th\u003e\n \u003ctd\u003ePer MIL-STD-202F method 208D or EIA RS-186E method 9\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eBuild-A-Switch Materials\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eCase: Glass filled nylon 6\/6 or Diallyl phthalate (DAP)\u003c\/li\u003e\n \u003cli\u003ePlunger: Glass filled nylon, polyester, brass, or nickel plated options\u003c\/li\u003e\n \u003cli\u003eCap \u0026amp; Frame: Nylon, black standard\u003c\/li\u003e\n \u003cli\u003eBushing: Brass or zinc, nickel plated\u003c\/li\u003e\n \u003cli\u003eHousing: Stainless steel\u003c\/li\u003e\n \u003cli\u003eEnd Contacts: Coin silver, silver plated\u003c\/li\u003e\n \u003cli\u003eCenter Contact \u0026amp; Terminals: Copper alloy, silver plated\u003c\/li\u003e\n \u003cli\u003eTerminal Seal: Epoxy\u003c\/li\u003e\n \u003cli\u003eHardware: Brass nut \u0026amp; locking ring; steel lockwasher\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSwitch Function and Models\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eSwitch Type\u003c\/th\u003e\n \u003cth\u003eModel No.\u003c\/th\u003e\n \u003cth\u003eFunction\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSPDT\u003c\/td\u003e\n \u003ctd\u003e8161, 8168\u003c\/td\u003e\n \u003ctd\u003eON ON (Positions 2-3, 2-1), ON MOM. (Positions 2-3, 2-1)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eDPDT\u003c\/td\u003e\n \u003ctd\u003e8261\u003c\/td\u003e\n \u003ctd\u003eON ON (Positions 2-3, 5-6), 2-1, 5-4\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eActuator and Termination Options\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eActuators: Various heights and diameters, including snap-in options with or without LED\u003c\/li\u003e\n \u003cli\u003eBushings: Threaded, unthreaded, or snap-in with keyway options\u003c\/li\u003e\n \u003cli\u003eTerminations: PC thru-hole, solder lug, quick connect, wire wrap, or right angle\u003c\/li\u003e\n \u003cli\u003eCap Colors: Black, white, red, orange, yellow, gray\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDatasheet and Additional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and customization options, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-ck\/8060.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eAll models with contact materials G or Q are RoHS compliant. Specifications and materials listed are for standard options; for custom configurations, please consult our Customer Service Center.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T06:04:03+05:30","created_at":"2025-08-16T06:04:03+05:30","vendor":"Waldom Electonics","type":"Switches","tags":["IMPORT_CSV","IMPORT_PT2","LITTE-CKCO","Pushbutton","SW","Switches","WLDM"],"price":80937,"price_min":80937,"price_max":80937,"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":50626471854397,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"8161SH9AV2BE2","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"8161SH9AV2BE2","public_title":null,"options":["Default Title"],"price":80937,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"8161SH9AV2BE2","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/8161SH9AV2BE2_11112837_66a06967.jpg?v=1755304446"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/8161SH9AV2BE2_11112837_66a06967.jpg?v=1755304446","options":["Title"],"media":[{"alt":null,"id":45863245742397,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/8161SH9AV2BE2_11112837_66a06967.jpg?v=1755304446"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/8161SH9AV2BE2_11112837_66a06967.jpg?v=1755304446","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description for CK Part Number 8161SH9AV2BE2\u003c\/h3\u003e\n\u003cp\u003eIntroducing the LITTELFUSE \/ C\u0026amp;K COMPONENTS CK 8161SH9AV2BE2, a high-quality pushbutton switch designed for reliable operation in various electronic applications. Manufactured in Vietnam, this switch adheres to RoHS compliance and is available in units of each (EA). The product is classified under ECCN EAR99 and falls within the Switches | Pushbutton Switches category.\u003c\/p\u003e\n\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eAlternate Action and Momentary switch functions for versatile control\u003c\/li\u003e\n \u003cli\u003eLong travel design for durability and reliable actuation\u003c\/li\u003e\n \u003cli\u003eAvailable with LED options for visual indication\u003c\/li\u003e\n \u003cli\u003eLong life contact design with an electrical life of 50,000 make-and-break cycles at full load\u003c\/li\u003e\n \u003cli\u003eContact ratings up to 6A @ 120V AC or 28V DC; 3A @ 250V AC\u003c\/li\u003e\n \u003cli\u003eContact resistance below 20 mΩ initial for silver and gold plated contacts\u003c\/li\u003e\n \u003cli\u003eInsulation resistance minimum of 10^9 Ω\u003c\/li\u003e\n \u003cli\u003eDielectric strength of at least 1,000 Vrms at sea level\u003c\/li\u003e\n \u003cli\u003eOperating temperature range from -30°C to 65°C\u003c\/li\u003e\n \u003cli\u003eEpoxy terminal seal compatible with bottom wash cleaning methods\u003c\/li\u003e\n \u003cli\u003eRoHS compliant models available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Rating\u003c\/th\u003e\n \u003ctd\u003e6A @ 120V AC \/ 28V DC; 3A @ 250V AC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Life\u003c\/th\u003e\n \u003ctd\u003e50,000 cycles at full load\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Resistance\u003c\/th\u003e\n \u003ctd\u003eBelow 20 mΩ initial\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInsulation Resistance\u003c\/th\u003e\n \u003ctd\u003e≥ 10^9 Ω\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDielectric Strength\u003c\/th\u003e\n \u003ctd\u003e≥ 1,000 Vrms\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\u003eSolderability\u003c\/th\u003e\n \u003ctd\u003ePer MIL-STD-202F method 208D or EIA RS-186E method 9\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eBuild-A-Switch Materials\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eCase: Glass filled nylon 6\/6 or Diallyl phthalate (DAP)\u003c\/li\u003e\n \u003cli\u003ePlunger: Glass filled nylon, polyester, brass, or nickel plated options\u003c\/li\u003e\n \u003cli\u003eCap \u0026amp; Frame: Nylon, black standard\u003c\/li\u003e\n \u003cli\u003eBushing: Brass or zinc, nickel plated\u003c\/li\u003e\n \u003cli\u003eHousing: Stainless steel\u003c\/li\u003e\n \u003cli\u003eEnd Contacts: Coin silver, silver plated\u003c\/li\u003e\n \u003cli\u003eCenter Contact \u0026amp; Terminals: Copper alloy, silver plated\u003c\/li\u003e\n \u003cli\u003eTerminal Seal: Epoxy\u003c\/li\u003e\n \u003cli\u003eHardware: Brass nut \u0026amp; locking ring; steel lockwasher\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSwitch Function and Models\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eSwitch Type\u003c\/th\u003e\n \u003cth\u003eModel No.\u003c\/th\u003e\n \u003cth\u003eFunction\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSPDT\u003c\/td\u003e\n \u003ctd\u003e8161, 8168\u003c\/td\u003e\n \u003ctd\u003eON ON (Positions 2-3, 2-1), ON MOM. (Positions 2-3, 2-1)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eDPDT\u003c\/td\u003e\n \u003ctd\u003e8261\u003c\/td\u003e\n \u003ctd\u003eON ON (Positions 2-3, 5-6), 2-1, 5-4\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eActuator and Termination Options\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eActuators: Various heights and diameters, including snap-in options with or without LED\u003c\/li\u003e\n \u003cli\u003eBushings: Threaded, unthreaded, or snap-in with keyway options\u003c\/li\u003e\n \u003cli\u003eTerminations: PC thru-hole, solder lug, quick connect, wire wrap, or right angle\u003c\/li\u003e\n \u003cli\u003eCap Colors: Black, white, red, orange, yellow, gray\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDatasheet and Additional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and customization options, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-ck\/8060.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eNote\u003c\/h3\u003e\n\u003cp\u003eAll models with contact materials G or Q are RoHS compliant. Specifications and materials listed are for standard options; for custom configurations, please consult our Customer Service Center.\u003c\/p\u003e\u003cbr\u003e"}
