{"product_id":"foxboro-p0973jn-a4h124-24fx-ethernet-switch","title":"Foxboro P0973JN A4H124-24FX Ethernet Switch","description":"\u003cp\u003eThe \u003cstrong\u003eFoxboro P0973JN A4H124-24FX\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eA4H124-24FX\u003c\/strong\u003e Ethernet Switch, operates as a dedicated hardware component for high-throughput packet routing and optical fiber data distribution within industrial control network environments. Built with a 24-port fiber management architecture, it processes 100Base-FX transmissions alongside dual Gigabit SFP links to maintain deterministic data flow across distributed automation nodes.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eP0973JN\u003c\/strong\u003e: Foxboro specific system catalog and hardware identification suffix defining proprietary assembly, mounting adaptation, and logistics tracking.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA4H124-24FX\u003c\/strong\u003e: Original OEM platform designation representing the 24-port fiber optic switch core configuration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eP0973JN (A4H124-24FX)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eFoxboro \/ Extreme Networks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eConsult Factory\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard Industrial Rackmount Chassis Class\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard 19-inch 1U Rackmount Form Factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eStandard AC\/DC Internal Redundant Power Rails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Ports\u003c\/td\u003e\n\u003ctd\u003e24 ports for 100Base-FX and 2 Gigabit SFP ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThroughput\u003c\/td\u003e\n\u003ctd\u003e9.5 Mpps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSwitching Capacity\u003c\/td\u003e\n\u003ctd\u003e12.8 Gbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVLAN Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 4096 VLANs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMAC Address Table Size\u003c\/td\u003e\n\u003ctd\u003e16K entries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol and Isolation\u003c\/h3\u003e\n\u003cp\u003eThe integration of industrial networking modules into distributed control architecture mandates rigorous signal segregation and data integrity safeguards. Although operating primarily within the Ethernet and optical domain, this switch ensures proper isolation between high-speed packet exchanges and sensitive analog signal infrastructures such as 4-20 mA HART loop protocol loops residing on adjacent termination assemblies. Channel-to-channel isolation and galvanic protection profiles prevent electromagnetic interference from bridging Ethernet backbones and field-level measurement loops.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the P0973JN switch support redundant power supply configurations during active operation?\u003c\/p\u003e\n\u003cp\u003eA: Yes, it supports dual power inputs to ensure uninterrupted switching operations under standard industrial cabinet power failure scenarios.\u003c\/p\u003e\n\u003cp\u003eQ: How does the switch handle packet forwarding under maximum traffic loads?\u003c\/p\u003e\n\u003cp\u003eA: It delivers a switching capacity of 12.8 Gbps with a packet forwarding rate of 9.5 Mpps, maintaining line-rate processing across all 24 fiber ports and dual Gigabit SFP uplinks.\u003c\/p\u003e\n\u003cp\u003eQ: Are optical transceiver modules hot-swappable on the Gigabit SFP ports?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the dual Gigabit SFP slots support hot-swapping of compatible optical transceivers without requiring a full system reboot.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the switch securely within a standard 19-inch industrial equipment rack, ensuring adequate front and rear clearance for airflow and thermal dissipation. Verify that optical fiber connectors are cleaned thoroughly with approved isopropyl alcohol wipes prior to insertion into the SFP transceiver ports to prevent signal attenuation. Ground the chassis directly to the cabinet grounding bus bar using a low-impedance copper conductor before energizing the power supplies.\u003c\/p\u003e","brand":"Foxboro","offers":[{"title":"Default Title","offer_id":67693361037621,"sku":"P0973JN A4H124-24FX","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/P0973JNA4H124-24FX.png?v=1791947833","url":"https:\/\/www.5gplc.com\/products\/foxboro-p0973jn-a4h124-24fx-ethernet-switch","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}