Enhance your electronic projects with the reliable and versatile GRAYHILL 94HBB16RAT Coded Rotary Switch. Designed for precision and durability, this switch features a sealed construction suitable for various mounting styles, including surface mount and thru-hole configurations.
Sealed construction with no tape seal for durability
Available in standard or right-angle mount configurations
Extended actuator style for easy operation
Gold-plated contacts for reliable electrical performance
Compatible with surface mount or thru-hole mounting
Available in octal, BCD, and hexadecimal coding options
RoHS compliant for environmentally responsible manufacturing
Packaged in tubes, with 27 pieces per tube for surface and thru-hole, 24 for right-angle switches
Technical Specifications
Electrical Ratings
Make-and-break current: 30 mA at 30 Vdc for 10,000 cycles
Carrying current: 100 mA at 50 Vdc
Contact resistance: < 50 milliohms initially, < 150 milliohms after life
Insulation resistance: ≥ 5000 Mohms initially, ≥ 1000 Mohms after life
Dielectric strength: ≥ 500 Vac RMS initially, ≥ 250 Vac RMS after life
Mechanical Ratings
Mechanical life: 10,000 cycles
Shock resistance: 1000g's, 0.5 ms, half sine
Vibration resistance: 10-2000 Hz at 15G
Operational torque: 2 to 6 in-oz initially, ≥ 1.2 in-oz after life
Environmental Ratings
Operating temperature: -40°C to +85°C
Storage temperature: -40°C to +85°C
Moisture resistance: 240 hours with temperature cycling
Materials & Finishes
Rotor & switch body: Plastic (UL94 V-O)
Contact material: Copper alloy with gold over nickel plating
Terminals: Copper alloy, matte tin plated over nickel
Internal O-ring: Rubber BUNA-N
Code & Terminal Information
Code Output
Terminal to Common
1 2 4 8 1 2 4 8
Dot indicates terminal to common connection
Additional Details
All switches are continuous rotation.
Standard codes have natural color rotors; complements have contrasting color rotors.
Order in standard or high-temperature knob styles, available in multiple colors.
For more detailed specifications and ordering information, please refer to the datasheet. Please note, the datasheet was not processed; search the internet for the part number for additional details.
{"id":10021586862397,"title":"94HBB16RAT","handle":"94hbb16rat","description":"\u003ch3\u003eGRAYHILL 94HBB16RAT Coded Rotary Switch - .27in Extended\u003c\/h3\u003e\n\u003cp\u003eEnhance your electronic projects with the reliable and versatile \u003cstrong\u003eGRAYHILL 94HBB16RAT\u003c\/strong\u003e Coded Rotary Switch. Designed for precision and durability, this switch features a sealed construction suitable for various mounting styles, including surface mount and thru-hole configurations.\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 94HBB16RAT\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 US\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 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-94hbb16rat.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\u003eSealed construction with no tape seal for durability\u003c\/li\u003e\n \u003cli\u003eAvailable in standard or right-angle mount configurations\u003c\/li\u003e\n \u003cli\u003eExtended actuator style for easy operation\u003c\/li\u003e\n \u003cli\u003eGold-plated contacts for reliable electrical performance\u003c\/li\u003e\n \u003cli\u003eCompatible with surface mount or thru-hole mounting\u003c\/li\u003e\n \u003cli\u003eAvailable in octal, BCD, and hexadecimal coding options\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally responsible manufacturing\u003c\/li\u003e\n \u003cli\u003ePackaged in tubes, with 27 pieces per tube for surface and thru-hole, 24 for right-angle switches\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\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\u003eMake-and-break current: 30 mA at 30 Vdc for 10,000 cycles\u003c\/li\u003e\n \u003cli\u003eCarrying current: 100 mA at 50 Vdc\u003c\/li\u003e\n \u003cli\u003eContact resistance: \u0026lt; 50 milliohms initially, \u0026lt; 150 milliohms after life\u003c\/li\u003e\n \u003cli\u003eInsulation resistance: ≥ 5000 Mohms initially, ≥ 1000 Mohms after life\u003c\/li\u003e\n \u003cli\u003eDielectric strength: ≥ 500 Vac RMS initially, ≥ 250 Vac RMS after life\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMechanical Ratings\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eMechanical life: 10,000 cycles\u003c\/li\u003e\n \u003cli\u003eShock resistance: 1000g's, 0.5 ms, half sine\u003c\/li\u003e\n \u003cli\u003eVibration resistance: 10-2000 Hz at 15G\u003c\/li\u003e\n \u003cli\u003eOperational torque: 2 to 6 in-oz initially, ≥ 1.2 in-oz after life\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eEnvironmental Ratings\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eOperating temperature: -40°C to +85°C\u003c\/li\u003e\n \u003cli\u003eStorage temperature: -40°C to +85°C\u003c\/li\u003e\n \u003cli\u003eMoisture resistance: 240 hours with temperature cycling\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMaterials \u0026amp; Finishes\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eRotor \u0026amp; switch body: Plastic (UL94 V-O)\u003c\/li\u003e\n \u003cli\u003eContact material: Copper alloy with gold over nickel plating\u003c\/li\u003e\n \u003cli\u003eTerminals: Copper alloy, matte tin plated over nickel\u003c\/li\u003e\n \u003cli\u003eInternal O-ring: Rubber BUNA-N\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCode \u0026amp; Terminal Information\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCode Output\u003c\/th\u003e\n \u003cth\u003eTerminal to Common\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e1 2 4 8 1 2 4 8\u003c\/td\u003e\n \u003ctd\u003eDot indicates terminal to common connection\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eAll switches are continuous rotation.\u003c\/li\u003e\n \u003cli\u003eStandard codes have natural color rotors; complements have contrasting color rotors.\u003c\/li\u003e\n \u003cli\u003eOrder in standard or high-temperature knob styles, available in multiple colors.\u003c\/li\u003e\n\u003c\/ul\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-94hbb16rat.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Please note, the datasheet was not processed; search the internet for the part number for additional details.\u003c\/p\u003e","published_at":"2025-08-12T19:57:12+05:30","created_at":"2025-08-12T19:57:12+05:30","vendor":"Waldom Electonics","type":"Switches","tags":["Coded","GRAYH","IMPORT_CSV","SW","Switch","WLDM"],"price":88975,"price_min":88975,"price_max":88975,"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":50612773716285,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"94HBB16RAT","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"94HBB16RAT","public_title":null,"options":["Default Title"],"price":88975,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"94HBB16RAT","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/94HBB16RAT_11462484_e67d85f3.jpg?v=1755008836"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/94HBB16RAT_11462484_e67d85f3.jpg?v=1755008836","options":["Title"],"media":[{"alt":null,"id":45804428624189,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/94HBB16RAT_11462484_e67d85f3.jpg?v=1755008836"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/94HBB16RAT_11462484_e67d85f3.jpg?v=1755008836","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eGRAYHILL 94HBB16RAT Coded Rotary Switch - .27in Extended\u003c\/h3\u003e\n\u003cp\u003eEnhance your electronic projects with the reliable and versatile \u003cstrong\u003eGRAYHILL 94HBB16RAT\u003c\/strong\u003e Coded Rotary Switch. Designed for precision and durability, this switch features a sealed construction suitable for various mounting styles, including surface mount and thru-hole configurations.\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 94HBB16RAT\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 US\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 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-94hbb16rat.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\u003eSealed construction with no tape seal for durability\u003c\/li\u003e\n \u003cli\u003eAvailable in standard or right-angle mount configurations\u003c\/li\u003e\n \u003cli\u003eExtended actuator style for easy operation\u003c\/li\u003e\n \u003cli\u003eGold-plated contacts for reliable electrical performance\u003c\/li\u003e\n \u003cli\u003eCompatible with surface mount or thru-hole mounting\u003c\/li\u003e\n \u003cli\u003eAvailable in octal, BCD, and hexadecimal coding options\u003c\/li\u003e\n \u003cli\u003eRoHS compliant for environmentally responsible manufacturing\u003c\/li\u003e\n \u003cli\u003ePackaged in tubes, with 27 pieces per tube for surface and thru-hole, 24 for right-angle switches\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\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\u003eMake-and-break current: 30 mA at 30 Vdc for 10,000 cycles\u003c\/li\u003e\n \u003cli\u003eCarrying current: 100 mA at 50 Vdc\u003c\/li\u003e\n \u003cli\u003eContact resistance: \u0026lt; 50 milliohms initially, \u0026lt; 150 milliohms after life\u003c\/li\u003e\n \u003cli\u003eInsulation resistance: ≥ 5000 Mohms initially, ≥ 1000 Mohms after life\u003c\/li\u003e\n \u003cli\u003eDielectric strength: ≥ 500 Vac RMS initially, ≥ 250 Vac RMS after life\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMechanical Ratings\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eMechanical life: 10,000 cycles\u003c\/li\u003e\n \u003cli\u003eShock resistance: 1000g's, 0.5 ms, half sine\u003c\/li\u003e\n \u003cli\u003eVibration resistance: 10-2000 Hz at 15G\u003c\/li\u003e\n \u003cli\u003eOperational torque: 2 to 6 in-oz initially, ≥ 1.2 in-oz after life\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eEnvironmental Ratings\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eOperating temperature: -40°C to +85°C\u003c\/li\u003e\n \u003cli\u003eStorage temperature: -40°C to +85°C\u003c\/li\u003e\n \u003cli\u003eMoisture resistance: 240 hours with temperature cycling\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003cth\u003eMaterials \u0026amp; Finishes\u003c\/th\u003e\n \u003ctd\u003e\n \u003cul\u003e\n \u003cli\u003eRotor \u0026amp; switch body: Plastic (UL94 V-O)\u003c\/li\u003e\n \u003cli\u003eContact material: Copper alloy with gold over nickel plating\u003c\/li\u003e\n \u003cli\u003eTerminals: Copper alloy, matte tin plated over nickel\u003c\/li\u003e\n \u003cli\u003eInternal O-ring: Rubber BUNA-N\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCode \u0026amp; Terminal Information\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\"\u003e\n \u003ctr\u003e\n \u003cth\u003eCode Output\u003c\/th\u003e\n \u003cth\u003eTerminal to Common\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003e1 2 4 8 1 2 4 8\u003c\/td\u003e\n \u003ctd\u003eDot indicates terminal to common connection\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Details\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eAll switches are continuous rotation.\u003c\/li\u003e\n \u003cli\u003eStandard codes have natural color rotors; complements have contrasting color rotors.\u003c\/li\u003e\n \u003cli\u003eOrder in standard or high-temperature knob styles, available in multiple colors.\u003c\/li\u003e\n\u003c\/ul\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-94hbb16rat.pdf\" target=\"_blank\"\u003edatasheet\u003c\/a\u003e. Please note, the datasheet was not processed; search the internet for the part number for additional details.\u003c\/p\u003e"}
