{"product_id":"sk-5217-silent-knight-10-zone-expander-module-sbus-interface-for-sk-5208-fire-alarm-control-panel","title":"SK-5217 | Silent Knight 10-Zone Expander Module SBUS Interface for SK-5208 Fire Alarm Control Panel","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"144\" data-end=\"396\"\u003eThe Silent Knight SK-5217 is a 10-zone expander module designed to extend the capacity of the SK-5208 fire alarm control panel. It adds ten additional Class B (Style B) zone inputs and communicates via a 4-wire SBUS connection, allowing installation either within the control panel cabinet or remotely up to 1,500 feet away.\u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"284\" data-end=\"574\" class=\"\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 99.964%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eSilent Knight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eFire Alarm Equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eSK-5217\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eExpansion Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003e10-zone input expansion module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eCompatible Panel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eSilent Knight SK-5208 Fire Alarm Control Panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eNumber of Additional Zones\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003e10 Class B (Style B) zones\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eMaximum Expanders per Panel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003e2 (for a total of 30 zones)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eCommunication Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003e4-wire SBUS connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eRemote Mounting Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eUp to 1,500 ft. from the main control panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eMounting Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eInstalls inside SK-5208 cabinet or SK-2190 accessory cabinet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003ePower Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eProvided via SBUS connection from control panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eCircuit Supervision\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eFully supervised input zones\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003ePlug-in or remote cabinet mountable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eHigh-reliability PCB assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003e24VDC nominal (from SBUS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eIndicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eLED status indication for communication and supervision\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003e6 × 8 × 1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003e5 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eUL Listed, NFPA 72 compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 28.1945%;\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 71.6723%;\"\u003eFire alarm system expansion for additional initiating device zones\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eSK-5217\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe SK-5217 expander module is designed to increase the detection zone capacity of the Silent Knight SK-5208 conventional fire alarm control panel. By adding ten additional Class B input circuits per module, installers can expand a system to accommodate more initiating devices such as pull stations, smoke detectors, and heat sensors. Up to two SK-5217 modules can be used per control panel, providing a total of thirty zones for larger installations. The module connects easily via the SBUS communication loop using a simple 4-wire connection, ensuring fast setup and reliable operation. It can be mounted either within the main control cabinet or remotely in the SK-2190 accessory cabinet up to 1,500 feet away, offering flexibility for various building layouts.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e10 Additional Zone Inputs: Expands the SK-5208 system to support more detection and alarm devices.\u003c\/li\u003e\n\u003cli\u003eFlexible Installation: Mounts inside the main SK-5208 cabinet or remotely in an SK-2190 accessory cabinet.\u003c\/li\u003e\n\u003cli\u003eSBUS Communication: Utilizes a 4-wire connection for data and power transfer with reliable supervision.\u003c\/li\u003e\n\u003cli\u003eLong-Distance Mounting: Can be located up to 1,500 feet from the control panel for distributed installations.\u003c\/li\u003e\n\u003cli\u003eScalable Expansion: Supports up to two modules per panel, increasing system capacity to 30 total zones.\u003c\/li\u003e\n\u003cli\u003eEasy Integration: Plug-and-play connection reduces setup time and wiring complexity.\u003c\/li\u003e\n\u003cli\u003eSupervised Inputs: Ensures all circuits are monitored for open, short, and alarm conditions.\u003c\/li\u003e\n\u003cli\u003eUL and NFPA Certified: Meets all industry standards for fire alarm system reliability and performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe SK-5217 delivers the reliability and precision required for scalable fire alarm systems, providing flexible zone expansion and secure SBUS communication for extended installations.\u003c\/p\u003e","brand":"Silent Knight","offers":[{"title":"Default Title","offer_id":49105148576000,"sku":"SK-5217","price":793.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0388\/5331\/2557\/files\/1060132665_lg.png?v=1785541323","url":"https:\/\/alotechparts.com\/products\/sk-5217-silent-knight-10-zone-expander-module-sbus-interface-for-sk-5208-fire-alarm-control-panel","provider":"Alo Tech Solutions","version":"1.0","type":"link"}