{"product_id":"mastervolt-chargemaster-plus-12-100-3-mains-battery-charger","title":"Mastervolt ChargeMaster Plus 12\/100-3 Mains Battery Charger","description":"\u003ch2\u003eHigh-Output Multi-Bank 12V AC-to-DC Battery Charging\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eMastervolt ChargeMaster Plus 12\/100-3\u003c\/strong\u003e represents the next generation of professional AC-to-DC power conversion, engineered for demanding marine, mobile, and off-grid electrical architectures. Delivering a substantial 100A of charging current across three isolated outputs, this all-in-one charging solution consolidates multiple components into a single, streamlined unit. It replaces the need for auxiliary chargers, battery isolators, and VSRs (Voltage Sensitive Relays), reducing installation complexity and minimizing potential points of failure within your 12V power system.\u003c\/p\u003e\u003cp\u003eDesigned to operate reliably across fluctuating shore power or generator inputs, the ChargeMaster Plus ensures your primary and auxiliary battery banks are charged rapidly, safely, and efficiently, regardless of where your vessel or vehicle is stationed.\u003c\/p\u003e\u003ch3\u003eIntelligent Multi-Chemistry Charging\u003c\/h3\u003e\u003cp\u003eModern dual-battery and multi-bank systems frequently combine different battery types, such as a lead-acid starter battery paired with a high-capacity Lithium Iron Phosphate (LiFePO4) house bank. Standard chargers often struggle to manage varying absorption and float profiles simultaneously, risking undercharging or premature cell degradation. The ChargeMaster Plus 12\/100-3 features advanced internal circuitry that supports multiple battery banks and chemistries concurrently. Each of the three outputs can be configured to deliver the precise 3-step+ charge profile required by Flooded, Gel, AGM, or Lithium-ion batteries.\u003c\/p\u003e\u003ch3\u003eKey Features and System Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100A Total Output Across 3 Banks:\u003c\/strong\u003e High-capacity 12V charging capability distributed across three independent outputs to maintain starter, house, and bow thruster or auxiliary banks simultaneously.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Chemistry Compatibility:\u003c\/strong\u003e Safely charges combinations of Lithium-ion (LiFePO4), AGM, Gel, and flooded lead-acid batteries with tailored charging algorithms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntuitive LED Status Display:\u003c\/strong\u003e Clear front-panel LED indicators provide immediate visual feedback on charging phases, individual battery bank status, and system alerts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-Button Configuration:\u003c\/strong\u003e Features an accessible user interface button for straightforward mode selection and on-the-fly system configuration without requiring complex external programming tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive Thermal Management:\u003c\/strong\u003e Integrated ventilation grills optimize airflow across internal power electronics, maintaining consistent performance during high-output operation in warm enclosures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtected Electrical Terminations:\u003c\/strong\u003e A secure lower housing and protective terminal cover shield heavy-duty DC cable connections from accidental contact and environmental exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRevival Mode:\u003c\/strong\u003e Automatically attempts to safely recover deeply depleted batteries before initiating the standard bulk charge cycle.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eEngineered for Reliability in Harsh Environments\u003c\/h3\u003e\u003cp\u003eInferior charging units often suffer from rapid thermal derating, voltage drop, and premature component failure when subjected to the high ambient temperatures and vibrations common in engine rooms, caravans, and commercial service vehicles. The Mastervolt ChargeMaster Plus mitigates these risks through heavy-duty industrial construction and intelligent thermal regulation. Its robust enclosure houses high-efficiency electronics that minimize heat generation while maximizing power transfer from your mains supply or generator.\u003c\/p\u003e\u003cp\u003eBy integrating system functionality into one cohesive housing, you eliminate the voltage drop associated with traditional diode splitters and simplify wiring runs. The clearly labeled connection bay under the lower protective cover allows system integrators and technicians to achieve clean, compliant, and secure installations.\u003c\/p\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 12\/100-3 model is ideally suited for high-demand 12V electrical systems requiring rapid turnaround times from shore power or generator runs, including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine Vessels:\u003c\/strong\u003e Cruisers, yachts, and commercial workboats managing separate engine start, house service, and thruster battery banks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecreational Vehicles:\u003c\/strong\u003e Large motorhomes, fifth-wheelers, and expedition vehicles utilizing high-capacity lithium house banks alongside standard chassis batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial and Industrial Mobile Units:\u003c\/strong\u003e Emergency service vehicles, mobile command centres, and off-grid utility trailers requiring dependable mains-powered charging.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUpgrade Your AC Charging Infrastructure\u003c\/h3\u003e\u003cp\u003eEquip your vessel, RV, or off-grid power system with the Mastervolt ChargeMaster Plus 12\/100-3 Mains Battery Charger for dependable, multi-bank energy management. Add this unit to your system specifications today to ensure safe, rapid, and accurate charging across all your 12V battery banks.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":43639839326269,"sku":"MV-44311005","price":2396.91,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/3918\/3933\/files\/mastervolt-chargemaster-plus-12-100-3-mv-44311005.jpg?v=1792907182","url":"https:\/\/www.solar4rvs.com.au\/products\/mastervolt-chargemaster-plus-12-100-3-mains-battery-charger","provider":"Solar 4 RVs","version":"1.0","type":"link"}