{"product_id":"allen-bradley-3-position-selector-switch-800fm-sm23-copy","title":"Allen‑Bradley 2‑Position Keyed Selector Switch (800FM-KM21)","description":"\u003cp\u003e\u003cspan\u003eThe \u003cstrong\u003eAllen‑Bradley 800FM‑KM21\u003c\/strong\u003e is a compact, industrial‑grade \u003cstrong\u003e2‑position maintained keyed selector switch\u003c\/strong\u003e engineered for applications requiring controlled access and secure operation. Part of the trusted 800F\/800FM family, this operator provides positive tactile feedback, long‑life durability, and reliable performance in demanding commercial and manufacturing environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe keyed mechanism prevents unauthorized operation, making it ideal for equipment modes such as \u003cstrong\u003eMaintenance\u003c\/strong\u003e, \u003cstrong\u003eClean\u003c\/strong\u003e, \u003cstrong\u003eService\u003c\/strong\u003e, or \u003cstrong\u003eRestricted Operation\u003c\/strong\u003e. Its modular design allows fast installation and seamless compatibility with existing 800F contact blocks.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003e2‑Position Maintained Keyed Selector\u003c\/strong\u003e — stays in position until manually changed\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eKeyed Access Control\u003c\/strong\u003e — restricts operation to authorized personnel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCompact 22.5 mm 800FM Form Factor\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eHigh Mechanical Durability\u003c\/strong\u003e — designed for heavy‑use environments\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCompatible with 800F Contact Blocks\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eAllen‑Bradley Industrial Reliability\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eSeries:\u003c\/strong\u003e 800FM\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e KM21\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eOperator Type:\u003c\/strong\u003e 2‑Position Maintained (Keyed)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eMounting Size:\u003c\/strong\u003e 22.5 mm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e Industrial thermoplastic \u0026amp; metal\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCertifications:\u003c\/strong\u003e UL, CSA, CE compliant\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eKey Type:\u003c\/strong\u003e Allen‑Bradley factory‑coded key set\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLancaster CK‑Series frozen custard machines\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRestricted‑access machine modes\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMaintenance \/ Service mode selection\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIndustrial control panels\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEquipment requiring secure operator input\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e800FM‑KM21 keyed selector switch operator\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFactory‑coded key set\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eMounting hardware\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eAllen‑Bradley 800F\/800FM contact blocks\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eStandard 22.5 mm panel cutouts\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eLancaster Manufacturing control assemblies using AB keyed operators\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/details\u003e","brand":"Lancaster Manufacturing","offers":[{"title":"Default Title","offer_id":46878717542561,"sku":null,"price":131.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0723\/4676\/3425\/files\/800FMKM21keyedselectorswitch081726.jpg?v=1786973821","url":"https:\/\/lancaster-manufacturing.myshopify.com\/products\/allen-bradley-3-position-selector-switch-800fm-sm23-copy","provider":"Lancaster Manufacturing","version":"1.0","type":"link"}