{"product_id":"victron-energy-battery-balancer-for-24v-systems-12v-pair-1a-passive-equalizer","title":"Victron Energy Battery Balancer for 24V systems — 12V pair, 1A passive equalizer","description":"\u003cp\u003e\u003cstrong\u003eVictron Energy Battery Balancer is a compact device that equalizes the state of charge between series-connected 12V batteries, reducing imbalance and extending battery bank life.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIn multi-battery systems, small differences in internal resistance and charge acceptance cause one battery to reach higher voltage sooner, which leads to chronic imbalance and premature wear. The Victron Energy Battery Balancer monitors two series-connected 12‑V batteries (or parallel strings of series batteries) and automatically transfers up to 1 A from the higher-voltage battery to the lower-voltage battery when system voltage rises above the activation threshold. It’s a simple, passive solution designed to work alongside existing chargers, solar controllers and inverters without complex programming.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the balancer detect and correct voltage differences?\u003c\/h3\u003e\n\u003cp\u003eThe unit measures the voltage across the two series batteries once the system charge voltage exceeds about 27 V for 24 V systems. When it senses a voltage difference, the balancer draws current from the higher-voltage battery and dumps it into the system so the lower-voltage battery receives relatively more net charge. This action continues until the batteries’ voltages converge.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomatically activates above ~27 V in 24 V systems\u003c\/li\u003e\n  \u003cli\u003eContinuously monitors both battery voltages\u003c\/li\u003e\n  \u003cli\u003eShifts up to 1 A from the higher-voltage battery\u003c\/li\u003e\n  \u003cli\u003eHelps equalize during charging cycles without user intervention\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill a Victron balancer work with larger or higher-voltage battery banks?\u003c\/h3\u003e\n\u003cp\u003eYes — the design allows multiple balancers to be paralleled so larger or higher-voltage banks can be balanced. For example, a 48 V bank can be balanced using three individual balancers, each handling one pair of series batteries. Paralleling balancers increases coverage while keeping each device within its rated limits.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCan be paralleled for higher-voltage systems (e.g., three units for 48 V)\u003c\/li\u003e\n  \u003cli\u003eSuitable for parallel strings of series-connected batteries\u003c\/li\u003e\n  \u003cli\u003eModular approach avoids expensive centralized equalizers\u003c\/li\u003e\n  \u003cli\u003eMaintains performance across different battery chemistries when wired correctly\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDoes the balancer interfere with chargers, inverters or solar controllers?\u003c\/h3\u003e\n\u003cp\u003eNo configuration changes are typically required. The balancer is passive in operation and designed to work in parallel with existing charging equipment; it draws a small balancing current only when charging voltages rise above the activation threshold. This makes it compatible with most chargers, MPPT solar controllers and inverters used in 12 V, 24 V, and upgradable 48 V architectures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOperates transparently with chargers and controllers\u003c\/li\u003e\n  \u003cli\u003eActivates only during higher charging voltages\u003c\/li\u003e\n  \u003cli\u003eDoes not require programming or control wiring\u003c\/li\u003e\n  \u003cli\u003eSafe to add to most lead‑acid and some other battery chemistries when installed per instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat practical benefits can I expect after installing one?\u003c\/h3\u003e\n\u003cp\u003eBy reducing persistent state-of-charge differences between series batteries, the balancer helps prevent one battery from being chronically over- or under-charged. That leads to more consistent performance across the bank and can slow the development of imbalance-related failure modes. While not a substitute for proper maintenance and matching batteries, it’s a low-cost way to improve overall bank longevity and reliability.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReduces long-term imbalance and premature failure risk\u003c\/li\u003e\n  \u003cli\u003eImproves usable capacity consistency across batteries\u003c\/li\u003e\n  \u003cli\u003eLow-power, automatic operation without regular adjustment\u003c\/li\u003e\n  \u003cli\u003eCost-effective compared to full active equalization systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Victron Energy Battery Balancer is aimed at boat owners, RV users, off-grid households, and professionals managing multi-battery systems who want a simple, maintenance-light way to reduce voltage imbalance between series batteries. It’s especially useful when batteries are of similar age and capacity but still develop mismatch over time, or where a modular balancing approach is preferred over a centralized equalizer. Install it where series-connected 12 V batteries form 24 V or larger banks and pair units as needed for higher voltages.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use one balancer for a 48 V battery bank?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. For 48 V you typically parallel three balancers, each balancing one pair of series 12 V batteries.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will it work with my existing solar charger?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The balancer operates automatically at charging voltages and generally works with most chargers and MPPT controllers.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Victron Energy","offers":[{"title":"Default Title","offer_id":48084085997726,"sku":"B01DH6B2D2","price":77.68,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/victron-energy-battery-balancer-front-view.jpg?v=1785845973","url":"https:\/\/northtrailauto.ca\/products\/victron-energy-battery-balancer-for-24v-systems-12v-pair-1a-passive-equalizer","provider":"North Trail Auto","version":"1.0","type":"link"}