Introducing the Grayhill 78RB02ST, a high-quality DIP switch designed for reliable electronic switching applications. Manufactured in China, this switch features a compact design with a 2-position SPST configuration, ideal for precise circuit control in various electronic devices.
Designed with precise dimensions in inches and millimeters, the switch features raised slides with typical sizes ranging from 0.280" to 1.280" depending on circuitry. It supports multiple circuitry configurations including 2PST, 3PST, 4PST, and higher, with specific ordering codes available for each.
Circuitry
No. of Positions
Length (Inches)
Length (mm)
No./Tube
SPST T
2-12
0.280" to 1.280"
7.1 mm to 32.5 mm
8 to 35
2PST
1-6
0.280" to 1.280"
7.1 mm to 32.5 mm
8 to 35
3PST
1-3
0.380" to 0.980"
9.7 mm to 24.9 mm
10 to 27
4PST
1-2
0.480" to 0.880"
12.2 mm to 22.4 mm
12 to 21
Additional Information
For switches with higher circuitry configurations such as 5, 6, 7, 8, or 10PST, please contact Grayhill directly. Recessed slide options are available for certain models, and top tape seals are recommended for heavy cleaning or machine soldering processes.
For more detailed specifications and ordering information, please refer to the datasheet.
Note: This product description is based solely on provided data. For comprehensive details, please consult the datasheet or contact Grayhill.
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{"id":10023243645245,"title":"78RB02ST","handle":"78rb02st","description":"\u003ch3\u003eGRAYHILL 78RB02ST DIP Switch SPST 2 Pos Tape Seal\u003c\/h3\u003e\n\u003cp\u003eIntroducing the Grayhill 78RB02ST, a high-quality DIP switch designed for reliable electronic switching applications. Manufactured in China, this switch features a compact design with a 2-position SPST configuration, ideal for precise circuit control in various electronic devices.\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 78RB02ST\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e GRAYHILL\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e CN\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e Each (EA)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Tape Seal in Tube\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-78rb02st.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSPST (Single Pole Single Throw) 2-position DIP switch for simple circuit switching\u003c\/li\u003e\n \u003cli\u003eReinforced tape seal for enhanced protection against environmental factors\u003c\/li\u003e\n \u003cli\u003eSuitable for machine soldering and heavy cleaning processes with top tape seal option (add \"S\" to part number)\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally responsible manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Ratings\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eMechanical Life: 2,000 operations per switch position\u003c\/li\u003e\n \u003cli\u003eMake-and-break Current: 1 mA, 5 Vdc; 50 mA, 30 Vdc; 150 mA, 30 Vdc\u003c\/li\u003e\n \u003cli\u003eContact Resistance: ≤ 30 mΩ initially; ≤ 100 mΩ after life\u003c\/li\u003e\n \u003cli\u003eInsulation Resistance: 5,000 MΩ initially; 1,000 MΩ after life\u003c\/li\u003e\n \u003cli\u003eDielectric Strength: 750 V AC initially; 500 V AC after life\u003c\/li\u003e\n \u003cli\u003eCurrent Carry Rating: 5 A maximum rise of 20°C\u003c\/li\u003e\n \u003cli\u003eSwitch Capacitance: 2 pF at 1 MHz\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eEnvironmental \u0026amp; Mechanical\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eOperating Temperature Range: -40°C to +85°C\u003c\/li\u003e\n \u003cli\u003eStorage Temperature Range: -55°C to +85°C\u003c\/li\u003e\n \u003cli\u003eVibration Resistance, Mechanical Shock, Thermal Shock, Terminal Strength, and Thermal Aging: Meets MIL-STD-202 and MIL-S-83504 standards\u003c\/li\u003e\n \u003cli\u003eMoisture Resistance: Meets MIL-S-83504 requirements\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDimensions \u0026amp; Circuitry\u003c\/h3\u003e\n\u003cp\u003eDesigned with precise dimensions in inches and millimeters, the switch features raised slides with typical sizes ranging from 0.280\" to 1.280\" depending on circuitry. It supports multiple circuitry configurations including 2PST, 3PST, 4PST, and higher, with specific ordering codes available for each.\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCircuitry\u003c\/th\u003e\n \u003cth\u003eNo. of Positions\u003c\/th\u003e\n \u003cth\u003eLength (Inches)\u003c\/th\u003e\n \u003cth\u003eLength (mm)\u003c\/th\u003e\n \u003cth\u003eNo.\/Tube\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSPST T\u003c\/td\u003e\n \u003ctd\u003e2-12\u003c\/td\u003e\n \u003ctd\u003e0.280\" to 1.280\"\u003c\/td\u003e\n \u003ctd\u003e7.1 mm to 32.5 mm\u003c\/td\u003e\n \u003ctd\u003e8 to 35\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e2PST\u003c\/td\u003e\n \u003ctd\u003e1-6\u003c\/td\u003e\n \u003ctd\u003e0.280\" to 1.280\"\u003c\/td\u003e\n \u003ctd\u003e7.1 mm to 32.5 mm\u003c\/td\u003e\n \u003ctd\u003e8 to 35\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e3PST\u003c\/td\u003e\n \u003ctd\u003e1-3\u003c\/td\u003e\n \u003ctd\u003e0.380\" to 0.980\"\u003c\/td\u003e\n \u003ctd\u003e9.7 mm to 24.9 mm\u003c\/td\u003e\n \u003ctd\u003e10 to 27\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e4PST\u003c\/td\u003e\n \u003ctd\u003e1-2\u003c\/td\u003e\n \u003ctd\u003e0.480\" to 0.880\"\u003c\/td\u003e\n \u003ctd\u003e12.2 mm to 22.4 mm\u003c\/td\u003e\n \u003ctd\u003e12 to 21\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor switches with higher circuitry configurations such as 5, 6, 7, 8, or 10PST, please contact Grayhill directly. Recessed slide options are available for certain models, and top tape seals are recommended for heavy cleaning or machine soldering processes.\u003c\/p\u003e\n\u003cp\u003eFor more detailed specifications and ordering information, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-78rb02st.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: This product description is based solely on provided data. For comprehensive details, please consult the datasheet or contact Grayhill.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-13T20:57:50+05:30","created_at":"2025-08-13T20:57:50+05:30","vendor":"Waldom Electonics","type":"Switches","tags":["DIP","GRAYH","IMPORT_CSV","Sip","Switch","WLDM"],"price":35757,"price_min":35757,"price_max":35757,"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":50616091541821,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"78RB02ST","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"78RB02ST","public_title":null,"options":["Default Title"],"price":35757,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"78RB02ST","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/78RB02ST_11461047_1d3b6b2a.jpg?v=1755098874"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/78RB02ST_11461047_1d3b6b2a.jpg?v=1755098874","options":["Title"],"media":[{"alt":null,"id":45821636608317,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/78RB02ST_11461047_1d3b6b2a.jpg?v=1755098874"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/78RB02ST_11461047_1d3b6b2a.jpg?v=1755098874","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eGRAYHILL 78RB02ST DIP Switch SPST 2 Pos Tape Seal\u003c\/h3\u003e\n\u003cp\u003eIntroducing the Grayhill 78RB02ST, a high-quality DIP switch designed for reliable electronic switching applications. Manufactured in China, this switch features a compact design with a 2-position SPST configuration, ideal for precise circuit control in various electronic devices.\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 78RB02ST\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e GRAYHILL\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e CN\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUnit of Measure:\u003c\/strong\u003e Each (EA)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eECCN:\u003c\/strong\u003e EAR99\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Tape Seal in Tube\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDatasheet:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-78rb02st.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSPST (Single Pole Single Throw) 2-position DIP switch for simple circuit switching\u003c\/li\u003e\n \u003cli\u003eReinforced tape seal for enhanced protection against environmental factors\u003c\/li\u003e\n \u003cli\u003eSuitable for machine soldering and heavy cleaning processes with top tape seal option (add \"S\" to part number)\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally responsible manufacturing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eElectrical Ratings\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eMechanical Life: 2,000 operations per switch position\u003c\/li\u003e\n \u003cli\u003eMake-and-break Current: 1 mA, 5 Vdc; 50 mA, 30 Vdc; 150 mA, 30 Vdc\u003c\/li\u003e\n \u003cli\u003eContact Resistance: ≤ 30 mΩ initially; ≤ 100 mΩ after life\u003c\/li\u003e\n \u003cli\u003eInsulation Resistance: 5,000 MΩ initially; 1,000 MΩ after life\u003c\/li\u003e\n \u003cli\u003eDielectric Strength: 750 V AC initially; 500 V AC after life\u003c\/li\u003e\n \u003cli\u003eCurrent Carry Rating: 5 A maximum rise of 20°C\u003c\/li\u003e\n \u003cli\u003eSwitch Capacitance: 2 pF at 1 MHz\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eEnvironmental \u0026amp; Mechanical\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eOperating Temperature Range: -40°C to +85°C\u003c\/li\u003e\n \u003cli\u003eStorage Temperature Range: -55°C to +85°C\u003c\/li\u003e\n \u003cli\u003eVibration Resistance, Mechanical Shock, Thermal Shock, Terminal Strength, and Thermal Aging: Meets MIL-STD-202 and MIL-S-83504 standards\u003c\/li\u003e\n \u003cli\u003eMoisture Resistance: Meets MIL-S-83504 requirements\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDimensions \u0026amp; Circuitry\u003c\/h3\u003e\n\u003cp\u003eDesigned with precise dimensions in inches and millimeters, the switch features raised slides with typical sizes ranging from 0.280\" to 1.280\" depending on circuitry. It supports multiple circuitry configurations including 2PST, 3PST, 4PST, and higher, with specific ordering codes available for each.\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCircuitry\u003c\/th\u003e\n \u003cth\u003eNo. of Positions\u003c\/th\u003e\n \u003cth\u003eLength (Inches)\u003c\/th\u003e\n \u003cth\u003eLength (mm)\u003c\/th\u003e\n \u003cth\u003eNo.\/Tube\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eSPST T\u003c\/td\u003e\n \u003ctd\u003e2-12\u003c\/td\u003e\n \u003ctd\u003e0.280\" to 1.280\"\u003c\/td\u003e\n \u003ctd\u003e7.1 mm to 32.5 mm\u003c\/td\u003e\n \u003ctd\u003e8 to 35\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e2PST\u003c\/td\u003e\n \u003ctd\u003e1-6\u003c\/td\u003e\n \u003ctd\u003e0.280\" to 1.280\"\u003c\/td\u003e\n \u003ctd\u003e7.1 mm to 32.5 mm\u003c\/td\u003e\n \u003ctd\u003e8 to 35\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e3PST\u003c\/td\u003e\n \u003ctd\u003e1-3\u003c\/td\u003e\n \u003ctd\u003e0.380\" to 0.980\"\u003c\/td\u003e\n \u003ctd\u003e9.7 mm to 24.9 mm\u003c\/td\u003e\n \u003ctd\u003e10 to 27\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e4PST\u003c\/td\u003e\n \u003ctd\u003e1-2\u003c\/td\u003e\n \u003ctd\u003e0.480\" to 0.880\"\u003c\/td\u003e\n \u003ctd\u003e12.2 mm to 22.4 mm\u003c\/td\u003e\n \u003ctd\u003e12 to 21\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cp\u003eFor switches with higher circuitry configurations such as 5, 6, 7, 8, or 10PST, please contact Grayhill directly. Recessed slide options are available for certain models, and top tape seals are recommended for heavy cleaning or machine soldering processes.\u003c\/p\u003e\n\u003cp\u003eFor more detailed specifications and ordering information, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-78rb02st.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: This product description is based solely on provided data. For comprehensive details, please consult the datasheet or contact Grayhill.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e"}
