{"product_id":"simplex-4100es-4100u-expansion-bay-566-084-pdi-w-566-169-562-974-566-242-cards","title":"Simplex 4100ES 4100U Expansion Bay 566-084 PDI w\/ 566-169 562-974 566-242 Cards","description":"\u003cp\u003eSimplex 4100ES 4100U Expansion Bay - This professional-grade expansion bay system streamlines fire alarm panel capacity by integrating essential power and interface modules into a unified, modular housing. - 566-084 PDI power distribution interface board - 566-169 system communication card - 562-974 master controller interface - 566-242 expansion card bridge - 24V DC auxiliary power output capability\u003c\/p\u003e\u003cp\u003eEngineered to exceed the reliability of earlier 4100-series configurations, this system improves upon aging hardware designs by offering a more robust, streamlined architecture for life-safety networking. While previous iterations required complex cabling and fragmented mounting, this unit provides a consolidated platform that minimizes installation time and ensures peak compatibility with modern Simplex fire alarm control panels.\u003c\/p\u003e\u003ch3\u003eAdvanced System Integration and Performance\u003c\/h3\u003e\u003cp\u003eThe 566-084 PDI serves as the foundation for this expansion bay, providing clean, regulated power distribution that minimizes electrical noise and prevents signal degradation. By incorporating the 566-169 and 562-974 cards, technicians can achieve seamless data communication across the fire alarm network, ensuring real-time status reporting and rapid response triggers. The inclusion of the 566-242 card further extends the system's modularity, allowing for future-proof scalability in large-scale fire detection and notification environments where system uptime is critical.\u003c\/p\u003e","brand":"Simplex","offers":[{"title":"Default Title","offer_id":53305454231846,"sku":"101414265729","price":482.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0902\/3789\/4950\/files\/medium_38b45bf7-8264-4094-80e5-7884588512a7.jpg?v=1780708527","url":"https:\/\/firealarmstore.com\/products\/simplex-4100es-4100u-expansion-bay-566-084-pdi-w-566-169-562-974-566-242-cards","provider":"Incendico Fire Alarm Store","version":"1.0","type":"link"}