{"product_id":"siemens-fs140-firstsurge-whole-house-residential-surge-protective-device-140-ka","title":"Siemens FS140 FirstSurge Whole House Residential Surge Protective Device 140 kA","description":"\u003ch4 class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe Siemens FS140 is a FirstSurge whole-house surge protective device engineered to provide comprehensive protection for residential electrical systems against transient voltage surges. Installed directly at the electrical load center, it offers a surge current capacity of 140,000 amps to help safeguard household appliances, HVAC equipment, and sensitive electronic devices. The unit combines fast response time with continuous visual and audible status monitoring for dependable surge protection.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectrical Distribution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFS140\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSurge Protective Device\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFirstSurge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eResidential\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation Location\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eElectrical Load Center\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurge Current Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e140 kA (140,000 Amps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120 Volt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of Phases\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle Phase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWired\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWired\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResponse Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Nanosecond\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStatus Indicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGreen Protection LEDs, Red Service LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAlarm Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAudible Alarm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40 °C to +60 °C (-40 °F to +140 °F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 in × 4 in × 3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003eInformation About FS140\u003c\/h4\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003e\u003cmeta charset=\"utf-8\"\u003eThe FS140 is part of the Siemens FirstSurge family of residential surge protective devices designed to protect entire electrical systems from damaging transient overvoltages. It is installed at the main electrical load center where it intercepts incoming surge energy before it reaches branch circuits and connected equipment. The device continuously monitors its internal protection status using integrated LED indicators and an audible alarm that alerts users if the surge protection components require service or replacement. Designed for residential installations, the FS140 provides commercial-grade surge protection while maintaining a compact, wired configuration that integrates easily into existing electrical distribution systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e140,000 Amp Surge Capacity: Provides high-energy surge protection for complete residential electrical systems.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eWhole-House Protection: Installed at the load center to protect connected appliances and electronic equipment.\u003c\/li\u003e\n\u003cli\u003eFast Response Time: Responds to transient surges in approximately one nanosecond.\u003c\/li\u003e\n\u003cli\u003eVisual Status Monitoring: Green LEDs indicate proper protection while a red service LED signals replacement requirements.\u003c\/li\u003e\n\u003cli\u003eAudible Alarm: Produces an audible warning if the protection system has been compromised.\u003c\/li\u003e\n\u003cli\u003eSingle-Phase Design: Designed for 120-volt residential electrical installations.\u003c\/li\u003e\n\u003cli\u003eWide Operating Temperature Range: Operates reliably from -40 °C to +60 °C.\u003c\/li\u003e\n\u003cli\u003eCommercial-Class Construction: Built to deliver long-term surge protection for residential power distribution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe FS140 delivers the reliability and precision required for whole-house surge protection and long-term electrical system safety.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":48458002137386,"sku":"FS140","price":652.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/DSC_2259.jpg?v=1761591623","url":"https:\/\/iqelectro.com\/products\/siemens-fs140-firstsurge-whole-house-residential-surge-protective-device-140-ka","provider":"IQElectro","version":"1.0","type":"link"}