HB Series Single Pole Standard Precision Snap-acting Switches
Introducing the HB Series Snap-acting Switches manufactured by LITTELFUSE / C&K COMPONENTS, designed for reliable performance in various industrial applications. These sealed switches are engineered to withstand environmental conditions, featuring IP65 protection against dust, water splash, and dew condensation.
The HB Series features sealed actuators against airborne contaminants and splashing liquids, suitable for demanding environments. The switches support various actuator options, contact configurations, and contact separation distances, ensuring versatility for different applications.
Series
HB Precision Snap-acting Switches
Function
Single Pole (SP)
Contact Separation Options
.010 in. (0.25 mm), .020 in. (0.51 mm), .040 in. (1.02 mm), .070 in. (1.78 mm)
Electrical Ratings
Various options up to 20A @ 480V AC; see datasheet for detailed ratings
Additional Details
For custom configurations and specific ratings, please consult the datasheet. Exceeding recommended torque may affect switch performance and durability.
*Note: The datasheet was not processed; please search the internet for the part number for more details.
{"id":10027742757181,"title":"HBS1KAB4SP055C","handle":"hbs1kab4sp055c","description":"\u003ch3\u003eHB Series Single Pole Standard Precision Snap-acting Switches\u003c\/h3\u003e\n\u003cp\u003eIntroducing the HB Series Snap-acting Switches manufactured by \u003cstrong\u003eLITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/strong\u003e, designed for reliable performance in various industrial applications. These sealed switches are engineered to withstand environmental conditions, featuring IP65 protection against dust, water splash, and dew condensation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e HBS1KAB4SP055C\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e LITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Vietnam (VN)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUOM:\u003c\/strong\u003e Each (EA)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Not specified\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.ckswitches.com\/media\/1356\/hb.pdf\" target=\"_blank\"\u003eDownload HB Series Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eLow differential travel with high repeatability ensures precise switching\u003c\/li\u003e\n \u003cli\u003eLong operational life of approximately 150,000 cycles\u003c\/li\u003e\n \u003cli\u003eAvailable in single and double pole circuitry configurations\u003c\/li\u003e\n \u003cli\u003eSealed actuator and case for enhanced environmental resistance\u003c\/li\u003e\n \u003cli\u003eElectrical ratings from low level to 20 amps at 480 V AC\u003c\/li\u003e\n \u003cli\u003eSuitable for applications such as thermostats, motors, and industrial controls\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical \u0026amp; Mechanical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Rating\u003c\/th\u003e\n \u003ctd\u003eFrom low level* to 20 AMPS @ 480 V AC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Life\u003c\/th\u003e\n \u003ctd\u003e150,000 cycles at 20 AMPS @ 250 V AC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInsulation Resistance\u003c\/th\u003e\n \u003ctd\u003e≥ 1,000 MΩ\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDielectric Strength\u003c\/th\u003e\n \u003ctd\u003e≥ 1,500 Vrms @ sea level\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Temperature\u003c\/th\u003e\n \u003ctd\u003e–67°F to 302°F (–55°C to 150°C)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Force\u003c\/th\u003e\n \u003ctd\u003e4 oz. to 26 oz. at actuator\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMounting Torque\u003c\/th\u003e\n \u003ctd\u003e3 in\/lbs max (screw), 4 in\/lbs max (terminal screws), 4-6 in\/lbs (panel bushing)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDegree of Protection\u003c\/th\u003e\n \u003ctd\u003eIP65 (dust-proof, water splash resistant)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMaterials \u0026amp; Construction\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSwitch Housing: Heat resistant\/electrical grade phenolic\u003c\/li\u003e\n \u003cli\u003eInserts: Brass alloy\u003c\/li\u003e\n \u003cli\u003eActuator Button: Moisture resistant phenolic\u003c\/li\u003e\n \u003cli\u003eSpring: Copper alloy\u003c\/li\u003e\n \u003cli\u003ePivot: Brass alloy\u003c\/li\u003e\n \u003cli\u003eContacts: Gold alloy (≤1A), Silver alloy (\u0026gt;1A)\u003c\/li\u003e\n \u003cli\u003eTerminals: Brass alloy, bright tin plated\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDesign \u0026amp; Options\u003c\/h3\u003e\n\u003cp\u003eThe HB Series features sealed actuators against airborne contaminants and splashing liquids, suitable for demanding environments. The switches support various actuator options, contact configurations, and contact separation distances, ensuring versatility for different applications.\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eSeries\u003c\/th\u003e\n \u003ctd\u003eHB Precision Snap-acting Switches\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eFunction\u003c\/th\u003e\n \u003ctd\u003eSingle Pole (SP)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Separation Options\u003c\/th\u003e\n \u003ctd\u003e.010 in. (0.25 mm), .020 in. (0.51 mm), .040 in. (1.02 mm), .070 in. (1.78 mm)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Ratings\u003c\/th\u003e\n \u003ctd\u003eVarious options up to 20A @ 480V AC; see datasheet for detailed ratings\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cp\u003eFor custom configurations and specific ratings, please consult the \u003ca href=\"https:\/\/www.ckswitches.com\/media\/1356\/hb.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Exceeding recommended torque may affect switch performance and durability.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e*Note: The datasheet was not processed; please search the internet for the part number for more details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-16T02:37:43+05:30","created_at":"2025-08-16T02:37:43+05:30","vendor":"Waldom Electonics","type":"Switches","tags":["IMPORT_CSV","IMPORT_PT2","LITTE-CKCO","Snap","Switch","WLDM"],"price":144273,"price_min":144273,"price_max":144273,"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":50625949958461,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"HBS1KAB4SP055C","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"HBS1KAB4SP055C","public_title":null,"options":["Default Title"],"price":144273,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"HBS1KAB4SP055C","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/HBS1KAB4SP055C_11119465_1a512776.jpg?v=1755292066"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/HBS1KAB4SP055C_11119465_1a512776.jpg?v=1755292066","options":["Title"],"media":[{"alt":null,"id":45860338368829,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/HBS1KAB4SP055C_11119465_1a512776.jpg?v=1755292066"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/HBS1KAB4SP055C_11119465_1a512776.jpg?v=1755292066","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eHB Series Single Pole Standard Precision Snap-acting Switches\u003c\/h3\u003e\n\u003cp\u003eIntroducing the HB Series Snap-acting Switches manufactured by \u003cstrong\u003eLITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/strong\u003e, designed for reliable performance in various industrial applications. These sealed switches are engineered to withstand environmental conditions, featuring IP65 protection against dust, water splash, and dew condensation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e HBS1KAB4SP055C\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e LITTELFUSE \/ C\u0026amp;K COMPONENTS\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Vietnam (VN)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUOM:\u003c\/strong\u003e Each (EA)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Not specified\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.ckswitches.com\/media\/1356\/hb.pdf\" target=\"_blank\"\u003eDownload HB Series Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eLow differential travel with high repeatability ensures precise switching\u003c\/li\u003e\n \u003cli\u003eLong operational life of approximately 150,000 cycles\u003c\/li\u003e\n \u003cli\u003eAvailable in single and double pole circuitry configurations\u003c\/li\u003e\n \u003cli\u003eSealed actuator and case for enhanced environmental resistance\u003c\/li\u003e\n \u003cli\u003eElectrical ratings from low level to 20 amps at 480 V AC\u003c\/li\u003e\n \u003cli\u003eSuitable for applications such as thermostats, motors, and industrial controls\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eElectrical \u0026amp; Mechanical Specifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Rating\u003c\/th\u003e\n \u003ctd\u003eFrom low level* to 20 AMPS @ 480 V AC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Life\u003c\/th\u003e\n \u003ctd\u003e150,000 cycles at 20 AMPS @ 250 V AC\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eInsulation Resistance\u003c\/th\u003e\n \u003ctd\u003e≥ 1,000 MΩ\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDielectric Strength\u003c\/th\u003e\n \u003ctd\u003e≥ 1,500 Vrms @ sea level\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Temperature\u003c\/th\u003e\n \u003ctd\u003e–67°F to 302°F (–55°C to 150°C)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eOperating Force\u003c\/th\u003e\n \u003ctd\u003e4 oz. to 26 oz. at actuator\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMounting Torque\u003c\/th\u003e\n \u003ctd\u003e3 in\/lbs max (screw), 4 in\/lbs max (terminal screws), 4-6 in\/lbs (panel bushing)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eDegree of Protection\u003c\/th\u003e\n \u003ctd\u003eIP65 (dust-proof, water splash resistant)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eMaterials \u0026amp; Construction\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSwitch Housing: Heat resistant\/electrical grade phenolic\u003c\/li\u003e\n \u003cli\u003eInserts: Brass alloy\u003c\/li\u003e\n \u003cli\u003eActuator Button: Moisture resistant phenolic\u003c\/li\u003e\n \u003cli\u003eSpring: Copper alloy\u003c\/li\u003e\n \u003cli\u003ePivot: Brass alloy\u003c\/li\u003e\n \u003cli\u003eContacts: Gold alloy (≤1A), Silver alloy (\u0026gt;1A)\u003c\/li\u003e\n \u003cli\u003eTerminals: Brass alloy, bright tin plated\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDesign \u0026amp; Options\u003c\/h3\u003e\n\u003cp\u003eThe HB Series features sealed actuators against airborne contaminants and splashing liquids, suitable for demanding environments. The switches support various actuator options, contact configurations, and contact separation distances, ensuring versatility for different applications.\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eSeries\u003c\/th\u003e\n \u003ctd\u003eHB Precision Snap-acting Switches\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eFunction\u003c\/th\u003e\n \u003ctd\u003eSingle Pole (SP)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eContact Separation Options\u003c\/th\u003e\n \u003ctd\u003e.010 in. (0.25 mm), .020 in. (0.51 mm), .040 in. (1.02 mm), .070 in. (1.78 mm)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Ratings\u003c\/th\u003e\n \u003ctd\u003eVarious options up to 20A @ 480V AC; see datasheet for detailed ratings\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cp\u003eFor custom configurations and specific ratings, please consult the \u003ca href=\"https:\/\/www.ckswitches.com\/media\/1356\/hb.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Exceeding recommended torque may affect switch performance and durability.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e*Note: The datasheet was not processed; please search the internet for the part number for more details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e"}
