Enhance your electronic designs with the reliable and high-quality DIP and SIP switches from Grayhill. Designed for precise circuit control, these switches are suitable for a variety of applications requiring robust switching solutions.
Environmental & Mechanical Ratings: Meets MIL-STD-83504, MIL-STD-202, and MIL-STD-213 standards for vibration, shock, thermal shock, terminal strength, and moisture resistance.
Dimensions & Circuitry
Switch Type
Number of Positions
Length Inches
Length mm
Part Numbers
Recessed Slides
SPST
2-12
0.280" to 1.280"
7.1 mm to 32.5 mm
78B02T to 78B12T
Available for certain models
2PST
1-6
0.280" to 1.280"
7.1 mm to 32.5 mm
78F01T to 78F06T
Recessed slides not available
3PST
1-3
0.380" to 0.980"
9.7 mm to 24.9 mm
78G01T to 78G03T
4PST
1-2
0.480" to 0.880"
12.2 mm to 22.4 mm
78H01T to 78H02T
For switches with 5, 6, 7, 8, or 10PST circuitry, please contact Grayhill directly.
Additional Information
Top tape seal required for switches that are machine soldered or heavily cleaned after hand soldering. To order top seal versions, add "S" to the Grayhill part number.
Available from your local Grayhill distributor. For pricing and discounts, contact Grayhill sales offices or authorized distributors.
For more detailed specifications, please refer to the datasheet.
Note: Datasheet was not processed, please search the internet for the part number for more details.
{"id":10023242957117,"title":"78G03T","handle":"78g03t","description":"\u003ch3\u003eGRAYHILL GH Part Number: 78G03T DIP Switches\/SIP Switches ASM3P\/ST 3SLD GLF\u003c\/h3\u003e\n\u003cp\u003eEnhance your electronic designs with the reliable and high-quality DIP and SIP switches from Grayhill. Designed for precise circuit control, these switches are suitable for a variety of applications requiring robust switching solutions.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: Grayhill\u003c\/li\u003e\n\u003cli\u003ePart Number: 78G03T\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: China (CN)\u003c\/li\u003e\n\u003cli\u003eProduct Type: Switches | SIP Switches\u003c\/li\u003e\n\u003cli\u003ePackage Type: Tube\u003c\/li\u003e\n\u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Each (EA)\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-78g03t.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Ratings:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eMechanical Life: 2,000 operations per switch position\u003c\/li\u003e\n\u003cli\u003eMake-and-break Current Ratings:\n\u003cul\u003e\n\u003cli\u003e1 mA, 5 Vdc; 50 mA, 30 Vdc; 150 mA, 30 Vdc: 2,000 operations\u003c\/li\u003e\n\u003cli\u003e10 mA, 30 Vdc; 10 mA, 50 mVdc: 2,000 operations\u003c\/li\u003e\n\u003cli\u003e25 mA, 24 Vdc; 100 mA, 6 Vdc: 2,000 operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\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 (initial), 500 V (after life)\u003c\/li\u003e\n\u003cli\u003eCurrent Carry Rating: Up to 5 A maximum rise of 20°C\u003c\/li\u003e\n\u003cli\u003eSwitch Capacitance: 2 pF at 1 MHz\u003c\/li\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\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials \u0026amp; Finishes:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eShorting Member: Brass, gold-plated over nickel barrier\u003c\/li\u003e\n\u003cli\u003eBase Contacts: Copper alloy, gold-plated over nickel barrier\u003c\/li\u003e\n\u003cli\u003eTerminals: Copper alloy, matte-tin plated over nickel barrier\u003c\/li\u003e\n\u003cli\u003eNon-Conductive Parts: Thermoplastic (UL94V-0)\u003c\/li\u003e\n\u003cli\u003ePotting Material: Epoxy (for 76,78 series)\u003c\/li\u003e\n\u003cli\u003eProtective Cover: Polycarbonate (for 76,78 series)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental \u0026amp; Mechanical Ratings:\u003c\/strong\u003e Meets MIL-STD-83504, MIL-STD-202, and MIL-STD-213 standards for vibration, shock, thermal shock, terminal strength, and moisture resistance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions \u0026amp; Circuitry\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSwitch Type\u003c\/th\u003e\n\u003cth\u003eNumber of Positions\u003c\/th\u003e\n\u003cth\u003eLength Inches\u003c\/th\u003e\n\u003cth\u003eLength mm\u003c\/th\u003e\n\u003cth\u003ePart Numbers\u003c\/th\u003e\n\u003cth\u003eRecessed Slides\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSPST\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\u003e78B02T to 78B12T\u003c\/td\u003e\n\u003ctd\u003eAvailable for certain models\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\u003e78F01T to 78F06T\u003c\/td\u003e\n\u003ctd\u003eRecessed slides not available\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\u003e78G01T to 78G03T\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\u003e78H01T to 78H02T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eFor switches with 5, 6, 7, 8, or 10PST circuitry, please contact Grayhill directly.\u003c\/p\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTop tape seal required for switches that are machine soldered or heavily cleaned after hand soldering. To order top seal versions, add \"S\" to the Grayhill part number.\u003c\/li\u003e\n\u003cli\u003eAvailable from your local Grayhill distributor. For pricing and discounts, contact Grayhill sales offices or authorized distributors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-78g03t.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: 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":"2025-08-13T20:57:25+05:30","created_at":"2025-08-13T20:57:25+05:30","vendor":"Waldom Electonics","type":"Switches","tags":["DIP","GRAYH","IMPORT_CSV","Sip","Switch","WLDM"],"price":55852,"price_min":55852,"price_max":55852,"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":50616086298941,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"78G03T","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"78G03T","public_title":null,"options":["Default Title"],"price":55852,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"78G03T","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/78G03T_11460901_17b13041.jpg?v=1755098849"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/78G03T_11460901_17b13041.jpg?v=1755098849","options":["Title"],"media":[{"alt":null,"id":45821630120253,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/78G03T_11460901_17b13041.jpg?v=1755098849"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/78G03T_11460901_17b13041.jpg?v=1755098849","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eGRAYHILL GH Part Number: 78G03T DIP Switches\/SIP Switches ASM3P\/ST 3SLD GLF\u003c\/h3\u003e\n\u003cp\u003eEnhance your electronic designs with the reliable and high-quality DIP and SIP switches from Grayhill. Designed for precise circuit control, these switches are suitable for a variety of applications requiring robust switching solutions.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: Grayhill\u003c\/li\u003e\n\u003cli\u003ePart Number: 78G03T\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: China (CN)\u003c\/li\u003e\n\u003cli\u003eProduct Type: Switches | SIP Switches\u003c\/li\u003e\n\u003cli\u003ePackage Type: Tube\u003c\/li\u003e\n\u003cli\u003eRoHS Compliant: Yes\u003c\/li\u003e\n\u003cli\u003eECCN: EAR99\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Each (EA)\u003c\/li\u003e\n\u003cli\u003eDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-78g03t.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Ratings:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eMechanical Life: 2,000 operations per switch position\u003c\/li\u003e\n\u003cli\u003eMake-and-break Current Ratings:\n\u003cul\u003e\n\u003cli\u003e1 mA, 5 Vdc; 50 mA, 30 Vdc; 150 mA, 30 Vdc: 2,000 operations\u003c\/li\u003e\n\u003cli\u003e10 mA, 30 Vdc; 10 mA, 50 mVdc: 2,000 operations\u003c\/li\u003e\n\u003cli\u003e25 mA, 24 Vdc; 100 mA, 6 Vdc: 2,000 operations\u003c\/li\u003e\n\u003c\/ul\u003e\n\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 (initial), 500 V (after life)\u003c\/li\u003e\n\u003cli\u003eCurrent Carry Rating: Up to 5 A maximum rise of 20°C\u003c\/li\u003e\n\u003cli\u003eSwitch Capacitance: 2 pF at 1 MHz\u003c\/li\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\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterials \u0026amp; Finishes:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eShorting Member: Brass, gold-plated over nickel barrier\u003c\/li\u003e\n\u003cli\u003eBase Contacts: Copper alloy, gold-plated over nickel barrier\u003c\/li\u003e\n\u003cli\u003eTerminals: Copper alloy, matte-tin plated over nickel barrier\u003c\/li\u003e\n\u003cli\u003eNon-Conductive Parts: Thermoplastic (UL94V-0)\u003c\/li\u003e\n\u003cli\u003ePotting Material: Epoxy (for 76,78 series)\u003c\/li\u003e\n\u003cli\u003eProtective Cover: Polycarbonate (for 76,78 series)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental \u0026amp; Mechanical Ratings:\u003c\/strong\u003e Meets MIL-STD-83504, MIL-STD-202, and MIL-STD-213 standards for vibration, shock, thermal shock, terminal strength, and moisture resistance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions \u0026amp; Circuitry\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSwitch Type\u003c\/th\u003e\n\u003cth\u003eNumber of Positions\u003c\/th\u003e\n\u003cth\u003eLength Inches\u003c\/th\u003e\n\u003cth\u003eLength mm\u003c\/th\u003e\n\u003cth\u003ePart Numbers\u003c\/th\u003e\n\u003cth\u003eRecessed Slides\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSPST\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\u003e78B02T to 78B12T\u003c\/td\u003e\n\u003ctd\u003eAvailable for certain models\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\u003e78F01T to 78F06T\u003c\/td\u003e\n\u003ctd\u003eRecessed slides not available\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\u003e78G01T to 78G03T\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\u003e78H01T to 78H02T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eFor switches with 5, 6, 7, 8, or 10PST circuitry, please contact Grayhill directly.\u003c\/p\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTop tape seal required for switches that are machine soldered or heavily cleaned after hand soldering. To order top seal versions, add \"S\" to the Grayhill part number.\u003c\/li\u003e\n\u003cli\u003eAvailable from your local Grayhill distributor. For pricing and discounts, contact Grayhill sales offices or authorized distributors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor more detailed specifications, please refer to the \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-78g03t.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: Datasheet was not processed, please search the internet for the part number for more details.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e"}
