Manufactured by GRAYHILL in the US, this rotary switch offers reliable performance for various electronic applications. It is RoHS compliant and designed for high-quality, durable operation.
Product Type: Rotary Switch
Product Category: Single Deck Rotary Switches
Package Type: Black (BLK)
UOM: Each (EA)
ECCN: EAR99
COO: US
Key Features
4-position rotary switch with a current rating of 150mA at 115V AC
Designed for PCB or solder lug terminations
Available with optional sealing for PCB assembly and cleaning
Small 0.5" diameter profile for space-constrained applications
Multiple angle throws including 22.5°, 30°, 36°, 45°, 60°, and 90°
Up to 4 poles and 16 positions per switch
Positive shaft grounding for EMI/RFI shielding
Military qualified versions available for demanding environments
Electrical and Mechanical Specifications
Parameter
Value
Contact Resistance
20 milliohms max (initial 10 milliohms)
Insulation Resistance
1,000 Mohms minimum between mutually insulated parts
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{"id":10023982956861,"title":"51KSP30-01-3-04N","handle":"51ksp30-01-3-04n","description":"\u003ch3\u003eGRAYHILL Part Number: 51KSP30-01-3-04N\u003c\/h3\u003e\n\u003cp\u003eManufactured by GRAYHILL in the US, this rotary switch offers reliable performance for various electronic applications. It is RoHS compliant and designed for high-quality, durable operation.\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Rotary Switch\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eProduct Category:\u003c\/strong\u003e Single Deck Rotary Switches\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Black (BLK)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUOM:\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\u003eCOO:\u003c\/strong\u003e US\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e4-position rotary switch with a current rating of 150mA at 115V AC\u003c\/li\u003e\n \u003cli\u003eDesigned for PCB or solder lug terminations\u003c\/li\u003e\n \u003cli\u003eAvailable with optional sealing for PCB assembly and cleaning\u003c\/li\u003e\n \u003cli\u003eSmall 0.5\" diameter profile for space-constrained applications\u003c\/li\u003e\n \u003cli\u003eMultiple angle throws including 22.5°, 30°, 36°, 45°, 60°, and 90°\u003c\/li\u003e\n \u003cli\u003eUp to 4 poles and 16 positions per switch\u003c\/li\u003e\n \u003cli\u003ePositive shaft grounding for EMI\/RFI shielding\u003c\/li\u003e\n \u003cli\u003eMilitary qualified versions available for demanding environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact Resistance\u003c\/td\u003e\n \u003ctd\u003e20 milliohms max (initial 10 milliohms)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n \u003ctd\u003e1,000 Mohms minimum between mutually insulated parts\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eVoltage Breakdown\u003c\/td\u003e\n \u003ctd\u003e600 Vac minimum\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eLife Expectancy\u003c\/td\u003e\n \u003ctd\u003e25,000 cycles at specified load conditions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact Force\u003c\/td\u003e\n \u003ctd\u003eOver 80 grams\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eStop Strength\u003c\/td\u003e\n \u003ctd\u003eMinimum 7.5 pound-inches\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eRotational Torque\u003c\/td\u003e\n \u003ctd\u003e8–24 oz-in\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMaterials \u0026amp; Finishes\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSwitch Base: Thermoset\u003c\/li\u003e\n \u003cli\u003eDetent Rotor: Nylon\u003c\/li\u003e\n \u003cli\u003eShaft, Stop Blades, Stop Arm, Thrust Washer, and Retaining Ring: Stainless Steel\u003c\/li\u003e\n \u003cli\u003eDetent Balls: Steel, Nickel-plated\u003c\/li\u003e\n \u003cli\u003eBushing: Zinc, Tin-Zinc Plated\u003c\/li\u003e\n \u003cli\u003eSpring Components: Stainless Steel\u003c\/li\u003e\n \u003cli\u003eCommon Ring: Brass, Gold-plated over Silver\u003c\/li\u003e\n \u003cli\u003eTerminals: Brass, Gold-plated over Silver and Nickel Plated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eDimension\u003c\/th\u003e\n \u003cth\u003eSeries 50\u003c\/th\u003e\n \u003cth\u003eSeries 51\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eD\u003c\/td\u003e\n \u003ctd\u003e.500 ± .015 (12.70 ± 0.38 mm)\u003c\/td\u003e\n \u003ctd\u003e.562 ± .015 (14.27 ± 0.38 mm)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eB\u003c\/td\u003e\n \u003ctd\u003e.576 ± .015 (14.63 ± 0.38 mm)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSwitches can be mounted on PC boards with wave soldering and cleaning processes\u003c\/li\u003e\n \u003cli\u003eSealing options include epoxy potting and panel seals for enhanced environmental protection\u003c\/li\u003e\n \u003cli\u003eMilitary qualified versions are available, qualified to MIL-‑S-‑3786\/20 and MIL-‑S-‑3786\/35 standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor detailed specifications and datasheet, please visit: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-51ksp30-01-3-04n.pdf\" target=\"_blank\"\u003eGRAYHILL Datasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNote: Datasheet was not processed please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-14T00:24:07+05:30","created_at":"2025-08-14T00:24:07+05:30","vendor":"Waldom Electonics","type":"","tags":["115V","GRAYH","IMPORT_CSV","Switch","WLDM"],"price":506550,"price_min":506550,"price_max":506550,"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":50617220366653,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"51KSP30-01-3-04N","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"51KSP30-01-3-04N","public_title":null,"options":["Default Title"],"price":506550,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"51KSP30-01-3-04N","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/51KSP30-01-3-04N_Series_2050_7543f2dd.jpg?v=1755111250"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/51KSP30-01-3-04N_Series_2050_7543f2dd.jpg?v=1755111250","options":["Title"],"media":[{"alt":null,"id":45824691241277,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/51KSP30-01-3-04N_Series_2050_7543f2dd.jpg?v=1755111250"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/51KSP30-01-3-04N_Series_2050_7543f2dd.jpg?v=1755111250","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eGRAYHILL Part Number: 51KSP30-01-3-04N\u003c\/h3\u003e\n\u003cp\u003eManufactured by GRAYHILL in the US, this rotary switch offers reliable performance for various electronic applications. It is RoHS compliant and designed for high-quality, durable operation.\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Rotary Switch\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eProduct Category:\u003c\/strong\u003e Single Deck Rotary Switches\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003ePackage Type:\u003c\/strong\u003e Black (BLK)\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eUOM:\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\u003eCOO:\u003c\/strong\u003e US\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003e4-position rotary switch with a current rating of 150mA at 115V AC\u003c\/li\u003e\n \u003cli\u003eDesigned for PCB or solder lug terminations\u003c\/li\u003e\n \u003cli\u003eAvailable with optional sealing for PCB assembly and cleaning\u003c\/li\u003e\n \u003cli\u003eSmall 0.5\" diameter profile for space-constrained applications\u003c\/li\u003e\n \u003cli\u003eMultiple angle throws including 22.5°, 30°, 36°, 45°, 60°, and 90°\u003c\/li\u003e\n \u003cli\u003eUp to 4 poles and 16 positions per switch\u003c\/li\u003e\n \u003cli\u003ePositive shaft grounding for EMI\/RFI shielding\u003c\/li\u003e\n \u003cli\u003eMilitary qualified versions available for demanding environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical and Mechanical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eParameter\u003c\/th\u003e\n \u003cth\u003eValue\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact Resistance\u003c\/td\u003e\n \u003ctd\u003e20 milliohms max (initial 10 milliohms)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eInsulation Resistance\u003c\/td\u003e\n \u003ctd\u003e1,000 Mohms minimum between mutually insulated parts\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eVoltage Breakdown\u003c\/td\u003e\n \u003ctd\u003e600 Vac minimum\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eLife Expectancy\u003c\/td\u003e\n \u003ctd\u003e25,000 cycles at specified load conditions\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eContact Force\u003c\/td\u003e\n \u003ctd\u003eOver 80 grams\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eStop Strength\u003c\/td\u003e\n \u003ctd\u003eMinimum 7.5 pound-inches\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eRotational Torque\u003c\/td\u003e\n \u003ctd\u003e8–24 oz-in\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMaterials \u0026amp; Finishes\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSwitch Base: Thermoset\u003c\/li\u003e\n \u003cli\u003eDetent Rotor: Nylon\u003c\/li\u003e\n \u003cli\u003eShaft, Stop Blades, Stop Arm, Thrust Washer, and Retaining Ring: Stainless Steel\u003c\/li\u003e\n \u003cli\u003eDetent Balls: Steel, Nickel-plated\u003c\/li\u003e\n \u003cli\u003eBushing: Zinc, Tin-Zinc Plated\u003c\/li\u003e\n \u003cli\u003eSpring Components: Stainless Steel\u003c\/li\u003e\n \u003cli\u003eCommon Ring: Brass, Gold-plated over Silver\u003c\/li\u003e\n \u003cli\u003eTerminals: Brass, Gold-plated over Silver and Nickel Plated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDimensions\u003c\/h3\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n \u003cth\u003eDimension\u003c\/th\u003e\n \u003cth\u003eSeries 50\u003c\/th\u003e\n \u003cth\u003eSeries 51\u003c\/th\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eD\u003c\/td\u003e\n \u003ctd\u003e.500 ± .015 (12.70 ± 0.38 mm)\u003c\/td\u003e\n \u003ctd\u003e.562 ± .015 (14.27 ± 0.38 mm)\u003c\/td\u003e\n \u003c\/tr\u003e\n \u003ctr\u003e\n \u003ctd\u003eB\u003c\/td\u003e\n \u003ctd\u003e.576 ± .015 (14.63 ± 0.38 mm)\u003c\/td\u003e\n \u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\u003cul\u003e\n \u003cli\u003eSwitches can be mounted on PC boards with wave soldering and cleaning processes\u003c\/li\u003e\n \u003cli\u003eSealing options include epoxy potting and panel seals for enhanced environmental protection\u003c\/li\u003e\n \u003cli\u003eMilitary qualified versions are available, qualified to MIL-‑S-‑3786\/20 and MIL-‑S-‑3786\/35 standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor detailed specifications and datasheet, please visit: \u003ca href=\"https:\/\/www.waldomapac.com\/upload\/parts\/datasheets\/mf-gh\/gh-51ksp30-01-3-04n.pdf\" target=\"_blank\"\u003eGRAYHILL Datasheet\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNote: Datasheet was not processed please search the internet for the part number for more details.\u003c\/p\u003e\u003cbr\u003e"}
