{"product_id":"victron-cyrix-li-intelligent-charge-relay-24-48v-2","title":"Victron Energy - 24\/48V - Cyrix-Li Intelligent Charge Relay 24\/48V-230A","description":"\u003ch2\u003eVictron Cyrix-Li-Charge 24\/48V-230A: Intelligent Charge Relay for LiFePO4 Battery Systems\u003c\/h2\u003e\n\u003ch3\u003ePrecision Charge Control for Victron Lithium Battery Installations\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eVictron Cyrix-Li-Charge 24\/48V-230A\u003c\/strong\u003e is a microprocessor-controlled \u003cstrong\u003eintelligent charge relay\u003c\/strong\u003e designed to integrate seamlessly with \u003cstrong\u003eVictron VE.Bus BMS\u003c\/strong\u003e and \u003cstrong\u003eLiFePO4 lithium batteries\u003c\/strong\u003e. It provides a reliable secondary layer of protection by managing the connection of high-current chargers, preventing \u003cstrong\u003ecell overvoltage\u003c\/strong\u003e and \u003cstrong\u003eover temperature\u003c\/strong\u003e conditions that can compromise battery lifespan and safety.\u003c\/p\u003e\n\u003cp\u003eUnlike generic contactors or solenoids, the Cyrix-Li-Charge actively monitors both the BMS control signal and system voltages, ensuring chargers are only connected when safe. This reduces the risk of lithium battery damage and improves overall system reliability in \u003cstrong\u003e24V and 48V off-grid, marine, and automotive applications\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eHow the Cyrix-Li-Charge Protects Your Investment\u003c\/h3\u003e\n\u003cp\u003eIn a Victron lithium system, the VE.Bus BMS acts as the primary safeguard. However, not all chargers can be directly controlled by the BMS. The Cyrix-Li-Charge bridges this gap by acting as a remote-controlled switch that engages or disengages the charger based on BMS commands and voltage thresholds.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmediate disconnection\u003c\/strong\u003e when the BMS signals cell overvoltage or high temperature, preventing irreversible cell damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic reconnection\u003c\/strong\u003e with a 3-second delay once conditions normalise, minimising downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage-sensing logic\u003c\/strong\u003e ensures the charger is only connected when it is actively producing charge voltage (27.4V or 54.8V), avoiding unnecessary cycling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in transient voltage suppression\u003c\/strong\u003e protects against voltage spikes during disconnection, safeguarding sensitive electronics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh continuous current rating:\u003c\/strong\u003e 230A at 24V, 80A breaking capacity at 48V, suitable for large charger banks and inverter\/chargers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow power consumption:\u003c\/strong\u003e Draws less than 4mA when open, preserving battery charge during storage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP54 protection:\u003c\/strong\u003e Resistant to dust and water splashes, ideal for engine rooms and exposed installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED status indicator:\u003c\/strong\u003e Provides clear visual feedback on relay state (engaged, disengaged, connecting, alarm).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact and lightweight:\u003c\/strong\u003e 65 x 100 x 50mm, 0.27kg, easy to mount in tight spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\/8\"-16 (Approx. M10) stud terminals\u003c\/strong\u003e accept heavy-duty lugs for secure, low-resistance connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineered for Demanding Environments\u003c\/h3\u003e\n\u003cp\u003eThe Cyrix-Li-Charge is built to withstand the rigours of mobile and marine installations. Its sealed design (IP54) and robust terminals ensure reliable operation despite vibration, humidity, and temperature fluctuations. The included 1-metre control cable simplifies connection to the VE.Bus BMS, reducing installation time and potential wiring errors.\u003c\/p\u003e\n\u003cp\u003eFor system designers and installers, this relay eliminates the need for complex external control circuits, providing a plug-and-play solution that maintains the integrity of Victron's lithium ecosystem.\u003c\/p\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMarine lithium battery systems with high-output alternators or shore power chargers.\u003c\/li\u003e\n\u003cli\u003eOff-grid solar installations using Victron inverter\/chargers and MPPT controllers.\u003c\/li\u003e\n\u003cli\u003eRV and caravan power systems requiring automated charge disconnect for lithium batteries.\u003c\/li\u003e\n\u003cli\u003eIndustrial backup power where battery safety and longevity are critical.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTake Control of Your Lithium Charging\u003c\/h3\u003e\n\u003cp\u003eIntegrate the \u003cstrong\u003eVictron Cyrix-Li-Charge 24\/48V-230A\u003c\/strong\u003e into your energy system to ensure your lithium batteries are charged safely and efficiently. \u003cstrong\u003eAdd to your order today\u003c\/strong\u003e and build a more resilient power solution.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable class=\"product-specifications\" style=\"width:100%; border-collapse:collapse; border:1px solid #d9d9d9; table-layout:auto;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eModel\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eCyrix-Li-Charge 24\/48V-230A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eProduct Code\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eCYR020230430\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eProduct Type\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eIntelligent Charge Relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eContinuous Current And Breaking Capacity At 24 V\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e230 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eBreaking Capacity At 48 V\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e80 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eLED Status Indication\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eControl Cable\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eIncluded (Length 1 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eControl Input\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eThe Cyrix engages when the control input is high (approx. Battery voltage). The Cyrix disengages when the control input is left free floating or pulled low.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eConnect Voltage\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e26.0 V \/ 52.0 V or more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eBattery Terminal Voltage For Engagement\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e2 V or more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eBattery Charger Connection Delay\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e3 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eCurrent Consumption When Open\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e\u0026lt;4 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eProtection Category\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003eIP54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eWeight kg (lbs)\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e0.27 (0.6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"border:1px solid #d9d9d9; padding:8px; text-align:left; width:35%; vertical-align:top;\"\u003eDimensions H x W x D In mm (h x w x d in inches)\u003c\/th\u003e\n\u003ctd style=\"border:1px solid #d9d9d9; padding:8px; vertical-align:top;\"\u003e65 x 100 x 50 (2.6 x 4.0 x 2.0)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Victron","offers":[{"title":"Default Title","offer_id":52364356944155,"sku":"Vic-CYR020230430","price":249.95,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0854\/3354\/9083\/files\/Vic-CYR020230430-01.jpg?v=1781658048","url":"https:\/\/www.nbcampingequipment.com.au\/products\/victron-cyrix-li-intelligent-charge-relay-24-48v-2","provider":"NB Camping Equipment","version":"1.0","type":"link"}