Enhance your electronic device designs with the reliable and high-performance OMRON ELECTRONIC COMPONENTS B3W-4055S Mechanical Keyswitch. Manufactured in China (COO: CN), this sealed tactile switch offers durability and precision for various applications.
Product Features
Sealed construction conforming to IP67 (IEC-60529) for high reliability in dusty or water-exposed environments (excluding terminal section)
Available in two sizes: 6 × 6 mm and 12 × 12 mm
Ground terminal option available for static electricity protection
Mounts compatibly with B3F Series through-hole-mounting switches
RoHS compliant for environmentally conscious design
Washing possible for easy maintenance
Specifications
Model Series
Contact Material
Plunger Type
Height
Operating Force (OF)
Plunger Color
Minimum Packing Unit
B3W-4055S
Silver plated
Projected type
7.3 mm
3.43 N (350 gf) max.
Yellow
100 pcs (with ground terminal)
Electrical & Mechanical Ratings
Resistive load: 1 to 50 mA, 3 to 24 VDC
Minimum applicable load: 10 A at 1 VDC (resistive load)
{"id":10025923674429,"title":"B3W-4055S","handle":"b3w-4055s","description":"\u003ch3\u003eOMRON ELECTRONIC COMPONENTS B3W-4055S Mechanical Keyswitch\u003c\/h3\u003e\n\n\u003cp\u003eEnhance your electronic device designs with the reliable and high-performance \u003cstrong\u003eOMRON ELECTRONIC COMPONENTS B3W-4055S Mechanical Keyswitch\u003c\/strong\u003e. Manufactured in China (COO: CN), this sealed tactile switch offers durability and precision for various applications.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSealed construction conforming to IP67 (IEC-60529) for high reliability in dusty or water-exposed environments (excluding terminal section)\u003c\/li\u003e\n \u003cli\u003eAvailable in two sizes: 6 × 6 mm and 12 × 12 mm\u003c\/li\u003e\n \u003cli\u003eGround terminal option available for static electricity protection\u003c\/li\u003e\n \u003cli\u003eMounts compatibly with B3F Series through-hole-mounting switches\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally conscious design\u003c\/li\u003e\n \u003cli\u003eWashing possible for easy maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"4\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eModel Series\u003c\/th\u003e\n \u003cth\u003eContact Material\u003c\/th\u003e\n \u003cth\u003ePlunger Type\u003c\/th\u003e\n \u003cth\u003eHeight\u003c\/th\u003e\n \u003cth\u003eOperating Force (OF)\u003c\/th\u003e\n \u003cth\u003ePlunger Color\u003c\/th\u003e\n \u003cth\u003eMinimum Packing Unit\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eB3W-4055S\u003c\/td\u003e\n \u003ctd\u003eSilver plated\u003c\/td\u003e\n \u003ctd\u003eProjected type\u003c\/td\u003e\n \u003ctd\u003e7.3 mm\u003c\/td\u003e\n \u003ctd\u003e3.43 N (350 gf) max.\u003c\/td\u003e\n \u003ctd\u003eYellow\u003c\/td\u003e\n \u003ctd\u003e100 pcs (with ground terminal)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eElectrical \u0026amp; Mechanical Ratings\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eResistive load: 1 to 50 mA, 3 to 24 VDC\u003c\/li\u003e\n \u003cli\u003eMinimum applicable load: 10 A at 1 VDC (resistive load)\u003c\/li\u003e\n \u003cli\u003eContact resistance (initial): Max. 100 mΩ\u003c\/li\u003e\n \u003cli\u003eInsulation resistance: Min. 100 MΩ at 250 VDC\u003c\/li\u003e\n \u003cli\u003eDielectric strength: 500 VAC for 1 minute\u003c\/li\u003e\n \u003cli\u003eDurability: 3,000,000 operations (high-force model)\u003c\/li\u003e\n \u003cli\u003eAmbient temperature: -25°C to +70°C\u003c\/li\u003e\n \u003cli\u003eOperating humidity: 35% to 85%\u003c\/li\u003e\n \u003cli\u003eVibration resistance: 10 to 55 Hz, 1.5 mm double amplitude\u003c\/li\u003e\n \u003cli\u003eShock resistance: Destruction at 100 G, malfunction at 10 G\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePhysical \u0026amp; Environmental Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eContact form: SPST-NO\u003c\/li\u003e\n \u003cli\u003eContact resistance: Max. 100 mΩ\u003c\/li\u003e\n \u003cli\u003eInsulation resistance: Min. 100 MΩ\u003c\/li\u003e\n \u003cli\u003eDielectric strength: 500 VAC\u003c\/li\u003e\n \u003cli\u003eWeight: Approx. 1 g (12 × 12 mm model)\u003c\/li\u003e\n \u003cli\u003eDegree of protection: IEC IP67\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Mounting\u003c\/h3\u003e\n\u003cp\u003eRefer to the \u003ca href=\"https:\/\/omronfs.omron.com\/en_US\/ecb\/products\/pdf\/en-b3w.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e for detailed dimensions and PCB processing information.\u003c\/p\u003e\n\n\u003ch3\u003ePart Number \u0026amp; Additional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: B3W-4055S\u003c\/li\u003e\n \u003cli\u003eManufacturer: OMRON ELECTRONIC COMPONENTS\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: CN\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Sealed tactile switch\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eDatasheet was not processed, please search the internet for the part number for more details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T23:12:25+05:30","created_at":"2025-08-14T23:12:25+05:30","vendor":"Waldom Electonics","type":"","tags":["IMPORT_CSV","OMRON-ELE","Switch","WLDM"],"price":13998,"price_min":13998,"price_max":13998,"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":50620893659453,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"B3W-4055S","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"B3W-4055S","public_title":null,"options":["Default Title"],"price":13998,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"B3W-4055S","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/B3W-4055S_12043741_d1428d00.jpg?v=1755193348"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/B3W-4055S_12043741_d1428d00.jpg?v=1755193348","options":["Title"],"media":[{"alt":null,"id":45842496061757,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/B3W-4055S_12043741_d1428d00.jpg?v=1755193348"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/B3W-4055S_12043741_d1428d00.jpg?v=1755193348","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eOMRON ELECTRONIC COMPONENTS B3W-4055S Mechanical Keyswitch\u003c\/h3\u003e\n\n\u003cp\u003eEnhance your electronic device designs with the reliable and high-performance \u003cstrong\u003eOMRON ELECTRONIC COMPONENTS B3W-4055S Mechanical Keyswitch\u003c\/strong\u003e. Manufactured in China (COO: CN), this sealed tactile switch offers durability and precision for various applications.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSealed construction conforming to IP67 (IEC-60529) for high reliability in dusty or water-exposed environments (excluding terminal section)\u003c\/li\u003e\n \u003cli\u003eAvailable in two sizes: 6 × 6 mm and 12 × 12 mm\u003c\/li\u003e\n \u003cli\u003eGround terminal option available for static electricity protection\u003c\/li\u003e\n \u003cli\u003eMounts compatibly with B3F Series through-hole-mounting switches\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally conscious design\u003c\/li\u003e\n \u003cli\u003eWashing possible for easy maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"4\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eModel Series\u003c\/th\u003e\n \u003cth\u003eContact Material\u003c\/th\u003e\n \u003cth\u003ePlunger Type\u003c\/th\u003e\n \u003cth\u003eHeight\u003c\/th\u003e\n \u003cth\u003eOperating Force (OF)\u003c\/th\u003e\n \u003cth\u003ePlunger Color\u003c\/th\u003e\n \u003cth\u003eMinimum Packing Unit\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eB3W-4055S\u003c\/td\u003e\n \u003ctd\u003eSilver plated\u003c\/td\u003e\n \u003ctd\u003eProjected type\u003c\/td\u003e\n \u003ctd\u003e7.3 mm\u003c\/td\u003e\n \u003ctd\u003e3.43 N (350 gf) max.\u003c\/td\u003e\n \u003ctd\u003eYellow\u003c\/td\u003e\n \u003ctd\u003e100 pcs (with ground terminal)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eElectrical \u0026amp; Mechanical Ratings\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eResistive load: 1 to 50 mA, 3 to 24 VDC\u003c\/li\u003e\n \u003cli\u003eMinimum applicable load: 10 A at 1 VDC (resistive load)\u003c\/li\u003e\n \u003cli\u003eContact resistance (initial): Max. 100 mΩ\u003c\/li\u003e\n \u003cli\u003eInsulation resistance: Min. 100 MΩ at 250 VDC\u003c\/li\u003e\n \u003cli\u003eDielectric strength: 500 VAC for 1 minute\u003c\/li\u003e\n \u003cli\u003eDurability: 3,000,000 operations (high-force model)\u003c\/li\u003e\n \u003cli\u003eAmbient temperature: -25°C to +70°C\u003c\/li\u003e\n \u003cli\u003eOperating humidity: 35% to 85%\u003c\/li\u003e\n \u003cli\u003eVibration resistance: 10 to 55 Hz, 1.5 mm double amplitude\u003c\/li\u003e\n \u003cli\u003eShock resistance: Destruction at 100 G, malfunction at 10 G\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePhysical \u0026amp; Environmental Characteristics\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eContact form: SPST-NO\u003c\/li\u003e\n \u003cli\u003eContact resistance: Max. 100 mΩ\u003c\/li\u003e\n \u003cli\u003eInsulation resistance: Min. 100 MΩ\u003c\/li\u003e\n \u003cli\u003eDielectric strength: 500 VAC\u003c\/li\u003e\n \u003cli\u003eWeight: Approx. 1 g (12 × 12 mm model)\u003c\/li\u003e\n \u003cli\u003eDegree of protection: IEC IP67\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Mounting\u003c\/h3\u003e\n\u003cp\u003eRefer to the \u003ca href=\"https:\/\/omronfs.omron.com\/en_US\/ecb\/products\/pdf\/en-b3w.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e for detailed dimensions and PCB processing information.\u003c\/p\u003e\n\n\u003ch3\u003ePart Number \u0026amp; Additional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: B3W-4055S\u003c\/li\u003e\n \u003cli\u003eManufacturer: OMRON ELECTRONIC COMPONENTS\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: CN\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: EA\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Sealed tactile switch\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eDatasheet was not processed, please search the internet for the part number for more details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e"}
