{"product_id":"siemens-500-884857-bc-35-battery-charger-transfer-module-system-3","title":"Siemens 500-884857 BC-35 Battery Charger Transfer Module System 3","description":"\u003ch4 class=\"PDq2pG_selectionAnchorContainer\"\u003eDescription\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe Siemens 500-884857 is a BC-35 battery charger and transfer switch module designed for Siemens System 3 fire alarm control panels. It maintains the standby battery during normal AC operation and automatically transfers the fire alarm panel to 24 VDC emergency battery power when the primary AC supply fails.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable style=\"width: 92.3132%; height: 426px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eFire Alarm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003e500-884857\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eBattery Chargers \u0026amp; Transfer Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eBattery Charger \/ Transfer Switch Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eBC-35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eSiemens System 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eFire Alarm Control Panels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eBackup Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003ePrimary Function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eBattery Charging and Automatic Power Transfer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eBackup Function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eAutomatic transfer to battery power during AC failure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eModule Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eTwo-space module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eCompatible Power Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003ePS-35\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eApplication Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003eEmergency Fire Alarm Backup Power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19px;\"\u003e\n\u003ctd style=\"width: 38.9816%; height: 19px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 60.7881%; height: 19px;\"\u003e3.00 lb.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About 500-884857\u003c\/h4\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe 500-884857 is the Siemens BC-35 module used within the System 3 fire alarm power subsystem. It combines battery charging and automatic power-transfer functions in a two-space module configuration for compatible System 3 panels. The unit operates with the PS-35 power supply to maintain continuous power availability during normal and backup operating conditions. Its primary application is providing automatic 24 VDC emergency backup power to compatible Siemens System 3 fire alarm control panels.\u003c\/span\u003e\u003c\/p\u003e\n\u003col start=\"3\"\u003e\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBattery Charger: Maintains the connected standby battery at full charge during normal AC power operation.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTransfer Switch: Automatically transfers the fire alarm panel to battery backup when AC power is interrupted.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e24 VDC Backup: Provides automatic emergency backup power at 24 VDC for compatible System 3 equipment.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSystem 3 Compatibility: Designed specifically for Siemens System 3 fire alarm control panels.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTwo-Space Module: Configured as a two-space module for installation within the System 3 panel platform.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePS-35 Integration: Operates in conjunction with the PS-35 power supply within the System 3 power subsystem.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEmergency Power: Supports continued fire alarm system operation during primary power failures.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe 500-884857 delivers the reliability and precision required for fire alarm power management and emergency backup applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":52442437288234,"sku":"500-884857","price":1244.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/NEW-SIEMENS-500-884857-BATTERY-CHARGER-TRANSFER-MODULE-500884857-173591997241.jpg?v=1788195412","url":"https:\/\/iqelectro.com\/products\/siemens-500-884857-bc-35-battery-charger-transfer-module-system-3","provider":"IQElectro","version":"1.0","type":"link"}