{"product_id":"victron-energy-cyrix-li-charge-24-48v-120a-intelligent-charge-relay-charge-controllers-cyr020120430","title":"Victron Energy Cyrix-Li-Charge 24\/48V 120A Intelligent Charge Relay CYR020120430","description":"\u003ch2\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003eVictron Energy Cyrix-Li-Charge 24\/48V 120A Intelligent Charge Relay CYR020120430\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe\u003cstrong\u003e \u003c\/strong\u003eVictron Energy CYR020120430 Cyrix-Li-Charge 24\/48-120 is a 120A intelligent charge relay designed for compatible lithium battery systems using a VE.Bus BMS. It provides BMS-controlled connection and disconnection of a battery charger, helping protect LiFePO4 battery cells against overvoltage and excessive temperature conditions.\u003c\/p\u003e\n\u003cp\u003eThe Cyrix-Li-Charge 24\/48-120 supports 24V and 48V battery systems. It provides a 120 A continuous current and breaking capacity at 24V and a 40A breaking capacity at 48V. The relay responds to both its BMS control input and voltage detected at the charger and battery terminals. \u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Technology\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e120A Intelligent Charge Relay\u003c\/strong\u003e\u003cbr\u003eProvides a high-current switching interface between a compatible battery charger and lithium battery system, with a continuous-current rating of 120A.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e24V \/ 48V System Compatibility\u003c\/strong\u003e\u003cbr\u003eThe Cyrix-Li-Charge 24\/48-120 is specifically configured for compatible 24V and 48V LiFePO4 battery systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVE.Bus BMS Controlled\u003c\/strong\u003e\u003cbr\u003eUses the Charge Disconnect output from a compatible VE.Bus BMS to determine whether charging is permitted.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAutomatic Charger Connection\u003c\/strong\u003e\u003cbr\u003eThe relay connects the battery charger after a 3-second delay when the BMS permits charging and the required charger and battery voltage conditions are satisfied.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAutomatic Overvoltage Protection\u003c\/strong\u003e\u003cbr\u003eThe Cyrix-Li-Charge immediately disconnects when its control input becomes free-floating, indicating a cell-overvoltage or cell-overtemperature condition.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage-Sensing Operation\u003c\/strong\u003e\u003cbr\u003eFor this 24\/48V version, charger connection is based on sensing approximately\u003cstrong\u003e \u003c\/strong\u003e27.4V for a 24V system or 54.8V for a 48V system at the charger terminal, along with at least 2V at the battery terminal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAutomatic Reconnection Logic\u003c\/strong\u003e\u003cbr\u003eFollowing a cell-overvoltage event, the Cyrix can reconnect the charger after a 3-second delay once conditions recover. After two unsuccessful re-engagement attempts, the delay increases to 10 minutes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLow-Voltage Disconnect Logic\u003c\/strong\u003e\u003cbr\u003eIf battery voltage falls below approximately 27V in a 24V system or 54V in a 48V system, the Cyrix-Li-Charge disengages after a one-hour delay.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLow Standby Consumption\u003c\/strong\u003e\u003cbr\u003eConsumes less than 4 mA when open, helping minimize unnecessary battery drain.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact IP54 Enclosure\u003c\/strong\u003e\u003cbr\u003eThe compact relay measures only\u003cstrong\u003e \u003c\/strong\u003e46 × 46 × 80 mm and carries an IP54 protection rating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eBest Uses\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e24V LiFePO4 Battery Systems\u003c\/strong\u003e\u003cbr\u003eSuitable for compatible 24V lithium battery installations requiring BMS-controlled charger isolation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e48V LiFePO4 Battery Systems\u003c\/strong\u003e\u003cbr\u003eDesigned to provide the same intelligent charging-control functionality in compatible 48V battery systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVE.Bus BMS Installations\u003c\/strong\u003e\u003cbr\u003eIdeal when a battery charger cannot be directly switched or controlled by the VE.Bus BMS.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Charger Protection\u003c\/strong\u003e\u003cbr\u003eProvides automatic charger isolation when the BMS detects battery conditions that require charging to stop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMarine \u0026amp; Mobile Power Systems\u003c\/strong\u003e\u003cbr\u003eSuitable for compatible marine, RV, vehicle, and other battery-based electrical systems requiring controlled lithium charging.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBattery-Based Energy Systems\u003c\/strong\u003e\u003cbr\u003eProvides a compact high-current relay interface for appropriately designed lithium battery and charging installations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eVictron Energy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd\u003eCYR020120430\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Name\u003c\/td\u003e\n\u003ctd\u003eCyrix-Li-Charge 24\/48-120\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eIntelligent Lithium Battery Charge Relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Voltage\u003c\/td\u003e\n\u003ctd\u003e24V \/ 48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current\u003c\/td\u003e\n\u003ctd\u003e120A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBreaking Capacity at 24V\u003c\/td\u003e\n\u003ctd\u003e120A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBreaking Capacity at 48V\u003c\/td\u003e\n\u003ctd\u003e40A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V Charger Connect Voltage\u003c\/td\u003e\n\u003ctd\u003e27.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e48V Charger Connect Voltage\u003c\/td\u003e\n\u003ctd\u003e54.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Battery Terminal Voltage for Connection\u003c\/td\u003e\n\u003ctd\u003e2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInitial Connection Delay\u003c\/td\u003e\n\u003ctd\u003e3 Seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24V Low-Voltage Delayed Disconnect\u003c\/td\u003e\n\u003ctd\u003eBelow 27V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e48V Low-Voltage Delayed Disconnect\u003c\/td\u003e\n\u003ctd\u003eBelow 54V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow-Voltage Disconnect Delay\u003c\/td\u003e\n\u003ctd\u003e1 Hour\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption When Open\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;4 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Category\u003c\/td\u003e\n\u003ctd\u003eIP54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H × W × D)\u003c\/td\u003e\n\u003ctd\u003e1.8 × 1.8 × 3.2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.24 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBMS Interface\u003c\/td\u003e\n\u003ctd\u003eVE.Bus BMS Charge Disconnect Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Application\u003c\/td\u003e\n\u003ctd\u003eBMS-Controlled Battery Charger Connection \/ Isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eAbout Victron Energy:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eVictron Energy develops power-conversion, charging, battery-management, monitoring, and energy-system components for battery-based electrical installations. Its product portfolio includes inverter\/chargers, battery chargers, DC distribution equipment, battery management systems, monitoring devices, and intelligent battery relays for integrated energy systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eIntelligent 120A Charger Control for 24V \u0026amp; 48V Lithium Systems\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Victron Energy CYR020120430 Cyrix-Li-Charge 24\/48-120 provides a compact solution for integrating battery chargers with VE.Bus BMS-controlled LiFePO4 systems. With its 120A continuous-current capability, 24\/48V operation, automatic voltage sensing, immediate BMS-controlled disconnection, intelligent reconnection logic, low standby consumption, and compact IP54 enclosure, it provides reliable charger switching and battery protection in compatible lithium energy systems.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy Buy From US Solar Supplier\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUS Solar Supplier is an American-founded company based in Kentucky dedicated to offering top-quality solar and energy-storage components from trusted manufacturers. We provide competitive pricing, dependable inventory, and products backed by warranties you can trust.\u003c\/p\u003e\n\u003cp\u003eOur inventory is updated daily with the latest solar and energy-storage technologies, and our experienced team is ready to assist with product selection, system design, and installation guidance.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eNeed Assistance?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eHave questions before you order? Call \u003cstrong\u003e1-800-230-7004\u003c\/strong\u003e to speak with our knowledgeable support team. We’re here to help with product details, compatibility questions, or purchasing support.\u003c\/p\u003e","brand":"Victron Energy","offers":[{"title":"Default Title","offer_id":52561780867370,"sku":"USSSP202-1188","price":75.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/3408\/1340\/files\/CYR020120430_USSS.jpg?v=1789126752","url":"https:\/\/ussolarsupplier.com\/products\/victron-energy-cyrix-li-charge-24-48v-120a-intelligent-charge-relay-charge-controllers-cyr020120430","provider":"US Solar Supplier","version":"1.0","type":"link"}