{"title":"Mastervolt","description":"\u003cdiv class=\"codeBlockWrapper_-a7MRw\"\u003e\n\u003cp\u003e\u003cspan\u003ePremium Dutch marine power management with shunts, system monitors, and DC distribution gear. Built for yachts and high-spec van builds where integration and aesthetics both matter.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"mastervolt-mastershunt-500-czone","title":"Mastervolt MasterShunt 500 CZone","description":"\u003ch2\u003eMastervolt MasterShunt 500 CZone — Smart Battery Monitor Shunt\u003c\/h2\u003e\u003cp\u003ePremium 500A battery shunt with CZone and NMEA 2000 integration. Real-time voltage, current, state-of-charge, time-remaining, and power consumption monitoring. The premium tier battery monitor for builds that demand maximum precision and system integration.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e500A continuous current capacity\u003c\/strong\u003e — handles large LiFePO4 banks and serious inverter loads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNMEA 2000 output\u003c\/strong\u003e for multi-display electrical monitoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCZone compatible\u003c\/strong\u003e — integrates with digital switching and system monitoring panels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks with any 12V or 24V battery bank\u003c\/strong\u003e — LiFePO4, AGM, gel, flooded\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth-free, wired reliability\u003c\/strong\u003e — no smartphone dependency\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhen You'd Pick This Over the Victron BMV-712\u003c\/h3\u003e\u003cp\u003eThe \u003ca href=\"\/products\/victron-bmv-712-smart-battery-monitor\"\u003eVictron BMV-712\u003c\/a\u003e is the van-build standard. The MasterShunt 500 is the upgrade pick for: (1) larger current draws, (2) NMEA 2000 system integration on multi-display builds, (3) CZone digital switching ecosystems. If you're building a simple van with a Victron solar controller, stick with the BMV-712. If you're building an integrated systems boat or a premium off-grid cabin with multiple displays, MasterShunt 500 is the right call.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNot sure what size battery bank you need?\u003c\/strong\u003e Use our free \u003ca href=\"\/pages\/power-station-size-calculator\"\u003ePower Station Size Calculator\u003c\/a\u003e to size your system in under 2 minutes. Then use the \u003ca href=\"\/pages\/system-build-helper\"\u003eSystem Build Helper\u003c\/a\u003e to plan where the shunt sits in your wiring.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":51785426108548,"sku":"77020115","price":676.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/3968\/9348\/files\/83295XL.jpg?v=1776877070"},{"product_id":"mastervolt-mac-plus-12-12-50-czone","title":"Mastervolt MAC Plus 12\/12-50 CZone","description":"\u003ch2\u003eMastervolt MAC Plus 12\/12-50 + CZone — 50A DC-DC Charger\u003c\/h2\u003e\u003cp\u003eIntelligent 12V-to-12V DC-DC charger with 50A output. Charges your house battery from your alternator with LiFePO4-optimized multi-stage charging. A premium alternative to the Victron Orion XS for serious van and off-grid builds.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e50A continuous charging output\u003c\/strong\u003e — fast house-battery replenishment from the alternator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLiFePO4 charge profile\u003c\/strong\u003e (along with AGM, gel, and flooded profiles)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCZone compatible\u003c\/strong\u003e — integrates with digital monitoring\/switching\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic load management\u003c\/strong\u003e — protects the alternator from being over-drawn\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine\/mobile IP rating\u003c\/strong\u003e for rugged installs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:0.95em\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003e\u003cstrong\u003eCharge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003e50A continuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003e\u003cstrong\u003eInput \/ Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003e12V to 12V (DC-DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003e\u003cstrong\u003eBattery Profiles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003eLiFePO4, AGM, gel, flooded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003e\u003cstrong\u003eIntegration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003eCZone \/ digital switching\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003e\u003cstrong\u003eAlternator Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003eAutomatic load management\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003e\u003cstrong\u003eRating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border-bottom:1px solid #eee;padding:8px\"\u003eMarine\/mobile IP-rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVan and RV builds that want LiFePO4 charging via the alternator\u003c\/li\u003e\n\u003cli\u003eMid-to-large 12V house banks (200Ah+)\u003c\/li\u003e\n\u003cli\u003eBuilds already using the Mastervolt inverter\/charger + MasterShunt ecosystem\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the MAC Plus different from the Victron Orion XS?\u003c\/strong\u003e\u003cbr\u003eBoth are 50A 12V-to-12V DC-DC chargers with LiFePO4 profiles. The MAC Plus adds CZone\/digital-switching integration and automatic alternator load management — the right pick for a fully networked Mastervolt build. The \u003ca href=\"\/products\/victron-orion-xs-12-12-50-dc-dc-charger\"\u003eVictron Orion XS\u003c\/a\u003e is the simpler, Bluetooth-app pick for a standalone install.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat size battery bank does the 50A MAC Plus suit?\u003c\/strong\u003e\u003cbr\u003eMid-to-large 12V banks, typically 200Ah and up. A common rule of thumb is a charge current of 20–50% of the bank's amp-hours, so 50A pairs well with ~100–250Ah of LiFePO4.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it protect my alternator?\u003c\/strong\u003e\u003cbr\u003eYes — automatic load management limits the draw so it won't overheat or over-draw your vehicle's alternator.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich batteries does it work with?\u003c\/strong\u003e\u003cbr\u003eLiFePO4, AGM, gel, and flooded lead-acid — the charge profile is selectable to match your bank.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow is it wired?\u003c\/strong\u003e\u003cbr\u003eIt connects between your starter battery and house bank, fused at each end, and charges whenever the engine is running. Our \u003ca href=\"\/pages\/system-build-helper\"\u003eSystem Build Helper\u003c\/a\u003e shows where it sits in a complete wiring diagram.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNot sure if you need a 50A DC-DC charger?\u003c\/strong\u003e Use our free \u003ca href=\"\/pages\/power-station-size-calculator\"\u003ePower Station Size Calculator\u003c\/a\u003e to figure out your daily load first, then the \u003ca href=\"\/pages\/system-build-helper\"\u003eSystem Build Helper\u003c\/a\u003e to plan alternator charging into your complete electrical layout. Comparing options? See our \u003ca href=\"\/blogs\/news\/best-dc-dc-charger-for-van-and-overland-builds\"\u003eDC-DC charger buying guide\u003c\/a\u003e.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":51785426174084,"sku":"81205105","price":976.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/3968\/9348\/files\/102659XL.jpg?v=1776877070"},{"product_id":"mastervolt-easyview-5-touch-panel","title":"Mastervolt EasyView 5","description":"\u003ch2\u003eMastervolt EasyView 5 — 5-Inch Touch Screen Control Panel\u003c\/h2\u003e\u003cp\u003eFull-color touchscreen display for monitoring and controlling your entire electrical system from one panel. Battery state of charge, solar input, shore power, inverter load, AC output — all at a glance.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5-inch color touchscreen\u003c\/strong\u003e — bright enough for daylight viewing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMasterBus integration\u003c\/strong\u003e — reads data from any MasterVolt-networked device (inverters, chargers, MasterShunt, etc.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNMEA 2000 compatible\u003c\/strong\u003e for multi-display systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem control\u003c\/strong\u003e — not just monitoring, but also power on\/off, charge modes, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlush mount or surface mount\u003c\/strong\u003e installation options\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWho This Is For\u003c\/h3\u003e\u003cp\u003eThe EasyView 5 makes sense for van or off-grid builds running a full MasterVolt ecosystem (inverter\/charger, MasterShunt, AC chargers). If you're building with a single battery monitor and no interconnected charging, this is overkill — grab a simpler display. If you're building the full connected-electrical-systems van or cabin, this is the centerpiece.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePlanning a connected electrical system?\u003c\/strong\u003e Use our free \u003ca href=\"\/pages\/system-build-helper\"\u003eSystem Build Helper\u003c\/a\u003e to lay out your complete install before ordering — make sure all the pieces talk to each other.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":51785426206852,"sku":"77010310","price":726.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/3968\/9348\/files\/65823XL.jpg?v=1776877072"},{"product_id":"mastervolt-dc-master-24-12-12a","title":"Mastervolt DC Master 24-12 12A","description":"\u003ch2\u003eMastervolt DC Master — 24V to 12V DC Converter, 12A Output\u003c\/h2\u003e\u003cp\u003eCompact step-down DC converter for vehicle and marine builds running a 24V main system but needing 12V for smaller loads like fridge, lights, USB outlets, and accessories.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e24V input → 12V output\u003c\/strong\u003e (isolated)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12A continuous output\u003c\/strong\u003e — enough for fridge, lighting circuits, and small device loads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e98% efficiency\u003c\/strong\u003e — very little heat generated\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eReverse polarity, over-temperature, and short-circuit protection\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact form factor\u003c\/strong\u003e for space-constrained installs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eClass B RVs and Sprinter\/Transit builds\u003c\/strong\u003e with 24V OEM systems running 12V aftermarket accessories\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOff-grid cabins\u003c\/strong\u003e with 24V solar banks needing 12V circuits for DC lighting\/fans\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial van fleet conversions\u003c\/strong\u003e with mixed-voltage requirements\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRunning a mixed-voltage build?\u003c\/strong\u003e Use our free \u003ca href=\"\/pages\/system-build-helper\"\u003eSystem Build Helper\u003c\/a\u003e to map your 24V main + 12V sub-system wiring.\u003c\/p\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":51785426239620,"sku":"81400300","price":198.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/3968\/9348\/files\/54852XL_9830ff61-b078-48f6-9ef7-ce7a5b4c9e63.jpg?v=1776877073"},{"product_id":"mastervolt-charge-mate-pro-90","title":"Mastervolt Charge Mate Pro 90","description":"\u003ch2\u003eMastervolt Charge Mate Pro 90 — 90A Multi-Stage AC Charger\u003c\/h2\u003e\u003cp\u003ePremium shore-power battery charger with 90A output. LiFePO4-optimized multi-stage charging profile. For van and off-grid builds that want a dedicated AC charging solution independent of an inverter\/charger.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e90A DC output\u003c\/strong\u003e — charges a 200Ah LiFePO4 bank from empty in ~2.5 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-stage charge profile\u003c\/strong\u003e tuned for LiFePO4 (also AGM, gel, flooded)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks with 120V or 240V AC input\u003c\/strong\u003e (auto-sensing)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIP-rated enclosure\u003c\/strong\u003e for marine\/mobile installs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple outputs\u003c\/strong\u003e — can charge multiple banks simultaneously\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhen to Pick This\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBuilds where you already have an inverter (don't need combo inverter\/charger)\u003c\/li\u003e\n\u003cli\u003eLarge LiFePO4 banks that want fast shore-power top-up\u003c\/li\u003e\n\u003cli\u003eAlternative to Victron IP22 for MasterVolt-ecosystem builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNot sure what charger size you need?\u003c\/strong\u003e Use our free \u003ca href=\"\/pages\/power-station-size-calculator\"\u003ePower Station Size Calculator\u003c\/a\u003e to size your battery bank first — a good rule of thumb is charger output = ~50% of battery Ah capacity (so 200Ah bank → 100A charger).\u003c\/p\u003e\n\u003ch3\u003ePairs Well With\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/mastervolt-mastershunt-500-czone\"\u003eMastervolt MasterShunt 500 CZone\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/mastervolt-mac-plus-12-12-50-czone\"\u003eMastervolt MAC Plus 12\/12-50 DC-DC\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/marinco-303ssel-b-30a-power-inlet\"\u003eMarinco 303SSEL-B 30A Shore Power Inlet\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/renogy-12v-200ah-lithium-battery-pro-bluetooth\"\u003eRenogy 12V 200Ah LiFePO4 Battery\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mastervolt","offers":[{"title":"Default Title","offer_id":51785426272388,"sku":"83309002","price":504.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/3968\/9348\/files\/93492XL.jpg?v=1776877074"}],"url":"https:\/\/trailvault.co\/collections\/mastervolt.oembed","provider":"TrailVault","version":"1.0","type":"link"}