The GRAYHILL 78F02ST is a high-quality DIP switch designed for reliable electronic switching applications. Manufactured in China, this switch features a dual-position (2PST) configuration with a tape seal for secure packaging and protection against environmental factors. It is RoHS compliant and suitable for a variety of industrial and consumer electronic devices.
Product Features
Part Number: 78F02ST
Manufacturer: GRAYHILL
Country of Origin: CN
Unit of Measure: Each (EA)
ECCN: EAR99
Package Type: Tape Seal in TUBE
Product Category: Switches | SIP Switches
RoHS Compliant: Yes
Technical Specifications
Switch Type: DIP Switch, 2PST (Double Pole Single Throw)
Number of Positions: 2
Contact Resistance: ≤ 30 mΩ initially; ≤ 100 mΩ after life
Mechanical Life: 2,000 operations per switch position
Operating Temperature Range: -40°C to +85°C
Storage Temperature Range: -55°C to +85°C
Dielectric Strength: 750 V AC initially, 500 V AC after life
{"id":10023242563901,"title":"78F02ST","handle":"78f02st","description":"\u003ch3\u003eGRAYHILL 78F02ST DIP Switch 2PST 2 Pos Tape Seal\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eGRAYHILL 78F02ST\u003c\/strong\u003e is a high-quality DIP switch designed for reliable electronic switching applications. Manufactured in China, this switch features a dual-position (2PST) configuration with a tape seal for secure packaging and protection against environmental factors. It is RoHS compliant and suitable for a variety of industrial and consumer electronic devices.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: 78F02ST\u003c\/li\u003e\n \u003cli\u003eManufacturer: GRAYHILL\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: CN\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: Each (EA)\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Tape Seal in TUBE\u003c\/li\u003e\n \u003cli\u003eProduct Category: Switches | SIP Switches\u003c\/li\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eSwitch Type:\u003c\/strong\u003e DIP Switch, 2PST (Double Pole Single Throw)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNumber of Positions:\u003c\/strong\u003e 2\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eContact Resistance:\u003c\/strong\u003e ≤ 30 mΩ initially; ≤ 100 mΩ after life\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMechanical Life:\u003c\/strong\u003e 2,000 operations per switch position\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range:\u003c\/strong\u003e -40°C to +85°C\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStorage Temperature Range:\u003c\/strong\u003e -55°C to +85°C\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDielectric Strength:\u003c\/strong\u003e 750 V AC initially, 500 V AC after life\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCurrent Carry Rating:\u003c\/strong\u003e 5 A maximum rise of 20°C\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e Brass, copper alloy, thermoplastic, epoxy\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Gold-plated contacts over nickel barrier; matte-tin plated terminals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Circuitry\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eDimension (in inches)\u003c\/th\u003e\n \u003cth\u003eDimension (mm)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e0.380 ± 0.010\u003c\/td\u003e\n \u003ctd\u003e9.65 ± 0.25\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e0.100 ± 0.005\u003c\/td\u003e\n \u003ctd\u003e2.54 ± 0.13\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eFor switches with additional circuitry options (5, 6, 7, 8, or 10PST), please contact Grayhill directly.\u003c\/p\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003ctable\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 \u003cth\u003eRecessed Slides\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e2PST\u003c\/td\u003e\n \u003ctd\u003e1, 2, 3\u003c\/td\u003e\n \u003ctd\u003e0.280\", 0.480\", 0.680\"\u003c\/td\u003e\n \u003ctd\u003e7.1mm, 12.2mm, 17.3mm\u003c\/td\u003e\n \u003ctd\u003e35, 21, 15\u003c\/td\u003e\n \u003ctd\u003e78F01T, 78F02T, 78F03T\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eNote: Add \"S\" to the part number for top tape seal versions for machine soldering or heavy cleaning.\u003c\/p\u003e\n\n\u003ch3\u003eDatasheet \u0026amp; Additional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and technical data, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-78f02st.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eIf further details are required, please search the internet for the part number \u003cstrong\u003e78F02ST\u003c\/strong\u003e.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-13T20:57:13+05:30","created_at":"2025-08-13T20:57:13+05:30","vendor":"Waldom Electonics","type":"Switches","tags":["DIP","GRAYH","IMPORT_CSV","Sip","Switch","WLDM"],"price":48923,"price_min":48923,"price_max":48923,"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":50616085512509,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"78F02ST","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"78F02ST","public_title":null,"options":["Default Title"],"price":48923,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"78F02ST","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/78F02ST_DIP_ThruHole_78FGHK-Raised_20slides_99afc142.jpg?v=1755098836"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/78F02ST_DIP_ThruHole_78FGHK-Raised_20slides_99afc142.jpg?v=1755098836","options":["Title"],"media":[{"alt":null,"id":45821628449085,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/78F02ST_DIP_ThruHole_78FGHK-Raised_20slides_99afc142.jpg?v=1755098836"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/78F02ST_DIP_ThruHole_78FGHK-Raised_20slides_99afc142.jpg?v=1755098836","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eGRAYHILL 78F02ST DIP Switch 2PST 2 Pos Tape Seal\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eGRAYHILL 78F02ST\u003c\/strong\u003e is a high-quality DIP switch designed for reliable electronic switching applications. Manufactured in China, this switch features a dual-position (2PST) configuration with a tape seal for secure packaging and protection against environmental factors. It is RoHS compliant and suitable for a variety of industrial and consumer electronic devices.\u003c\/p\u003e\n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003ePart Number: 78F02ST\u003c\/li\u003e\n \u003cli\u003eManufacturer: GRAYHILL\u003c\/li\u003e\n \u003cli\u003eCountry of Origin: CN\u003c\/li\u003e\n \u003cli\u003eUnit of Measure: Each (EA)\u003c\/li\u003e\n \u003cli\u003eECCN: EAR99\u003c\/li\u003e\n \u003cli\u003ePackage Type: Tape Seal in TUBE\u003c\/li\u003e\n \u003cli\u003eProduct Category: Switches | SIP Switches\u003c\/li\u003e\n \u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eSwitch Type:\u003c\/strong\u003e DIP Switch, 2PST (Double Pole Single Throw)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eNumber of Positions:\u003c\/strong\u003e 2\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eContact Resistance:\u003c\/strong\u003e ≤ 30 mΩ initially; ≤ 100 mΩ after life\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMechanical Life:\u003c\/strong\u003e 2,000 operations per switch position\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range:\u003c\/strong\u003e -40°C to +85°C\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStorage Temperature Range:\u003c\/strong\u003e -55°C to +85°C\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eDielectric Strength:\u003c\/strong\u003e 750 V AC initially, 500 V AC after life\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCurrent Carry Rating:\u003c\/strong\u003e 5 A maximum rise of 20°C\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eMaterials:\u003c\/strong\u003e Brass, copper alloy, thermoplastic, epoxy\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Gold-plated contacts over nickel barrier; matte-tin plated terminals\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDimensions \u0026amp; Circuitry\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eDimension (in inches)\u003c\/th\u003e\n \u003cth\u003eDimension (mm)\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e0.380 ± 0.010\u003c\/td\u003e\n \u003ctd\u003e9.65 ± 0.25\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e0.100 ± 0.005\u003c\/td\u003e\n \u003ctd\u003e2.54 ± 0.13\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eFor switches with additional circuitry options (5, 6, 7, 8, or 10PST), please contact Grayhill directly.\u003c\/p\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003ctable\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 \u003cth\u003eRecessed Slides\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e2PST\u003c\/td\u003e\n \u003ctd\u003e1, 2, 3\u003c\/td\u003e\n \u003ctd\u003e0.280\", 0.480\", 0.680\"\u003c\/td\u003e\n \u003ctd\u003e7.1mm, 12.2mm, 17.3mm\u003c\/td\u003e\n \u003ctd\u003e35, 21, 15\u003c\/td\u003e\n \u003ctd\u003e78F01T, 78F02T, 78F03T\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eNote: Add \"S\" to the part number for top tape seal versions for machine soldering or heavy cleaning.\u003c\/p\u003e\n\n\u003ch3\u003eDatasheet \u0026amp; Additional Information\u003c\/h3\u003e\n\u003cp\u003eFor detailed specifications and technical data, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-78f02st.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eIf further details are required, please search the internet for the part number \u003cstrong\u003e78F02ST\u003c\/strong\u003e.\u003c\/p\u003e\u003cbr\u003e"}
