{"title":"Dual Battery Systems","description":"\u003cp\u003eShop dual battery systems for your truck or SUV. Filter by vehicle to see only the dual battery systems confirmed to fit yours.\u003c\/p\u003e","products":[{"product_id":"aev-procal-snap-for-jl-wrangler-and-jt-gladiator","title":"AEV ProCal SNAP for JL Wrangler and JT Gladiator","description":"\u003cp\u003eAEV ProCal SNAP for Jeep Wrangler JL and Gladiator is a cost-effective calibration module that accurately corrects your speedometer after installing larger tires (up to 42\" tall) and\/or changing the axle or transfer case gear ratio.\u003c\/p\u003e\n\u003cp\u003eIt also allows you to adjust TPMS (Tire Pressure Monitoring System) settings, saving you from the headaches of going to the dealership or depending on a lesser-quality module. After installing AEV's Programming Harness (included), ProCal SNAP simply plugs into your vehicle's OBDII diagnostic port and interfaces with the user through the audio system equalizer.\u003c\/p\u003e\n\u003cp\u003eAfter inputting the necessary numerical values for the tire size or gear ratio through the audio equalizer, the settings are saved by pressing and holding a combination of buttons on the steering wheel. It's that easy — some might say it's a SNAP!\u003c\/p\u003e\n\u003cp\u003eKey Features: Corrects speedometer for tire sizes up to 42\". TPMS adjustment. Programming harness included. Compatible with JL Wrangler and JT Gladiator. Proudly manufactured in the USA.\u003c\/p\u003e\n\u003ch3 class=\"heading\"\u003eImportant Fitment Notes\u003c\/h3\u003e\n\u003cdiv class=\"dynamic-content content-width-fill text-align-left\"\u003e\n\u003cdiv class=\"metafield-rich_text_field\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote for 2026 Wrangler Owners:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCertain 2025 and 2026 Jeep Wrangler (JL) and Gladiator (JT) vehicles built on or after March 24, 2025 were produced with a faulty Driver Assistance System Module (DASM) software calibration. This DASM calibration could not properly accept tire size which then caused lane departure and auto high-beam warning faults and disabled certain driver assistance features. Please see attached Customer Bulletin for instructions on how to resolve the issue from your local Stellantis dealer.\u003c\/li\u003e\n\u003cli\u003eVehicles equipped with a manual transmission require additional programming by a local dealership to prevent clutch errors and transmission fault codes.\u003c\/li\u003e\n\u003cli\u003eThe ProCal SNAP requires the factory head unit to function. It may be possible for the ProCal SNAP to work with after head units to work but it is highly unlikely.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"American Expedition Vehicles","offers":[{"title":"Default Title","offer_id":48219806269695,"sku":"37406015AF","price":225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/files\/procal-snap-3.jpg?v=1772125788"},{"product_id":"redarc-bcdc-alpha50-r-dc-battery-manager","title":"Redarc BCDC Alpha50 R DC Battery Manager","description":"\u003cdiv class=\"tab-content-title\"\u003eOVERVIEW\u003c\/div\u003e\n\u003cdiv class=\"product attribute description\"\u003e\n\u003cdiv class=\"value\"\u003e\n\u003cdiv data-content-type=\"row\" data-appearance=\"contained\" data-enable-spacing=\"0\" data-sealed-layout=\"0\" data-element=\"main\"\u003e\n\u003cdiv data-enable-parallax=\"0\" data-parallax-speed=\"0.5\" data-background-images=\"{}\" data-background-type=\"image\" data-video-loop=\"true\" data-video-play-only-visible=\"true\" data-video-lazy-load=\"true\" data-video-fallback-src=\"\" data-sealed-layout=\"0\" data-direction-tablet=\"none\" data-direction-mobile=\"none\" data-element=\"inner\" data-pb-style=\"WUQ6ECO\"\u003e\n\u003cdiv data-content-type=\"text\" data-appearance=\"default\" data-enable-spacing=\"0\" data-element=\"main\"\u003e\n\u003cp\u003eAlways charged, never stranded, stay powered up wherever your adventure takes you with REDARC’s BCDC Alpha50 R. Featuring 50A of advanced charging technology, this DC-to-DC charger keeps your start and secondary batteries charged using power from your vehicle’s alternator or solar. The BCDC Alpha's built in\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/trade.redarcelectronics.com\/what-is-green-power-priority\" tabindex=\"0\"\u003eGreen Power Priority™\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003ewill prioritise solar input, minimising the load on your alternator and saving fuel.\u003c\/p\u003e\n\u003cp\u003eWhen paired with the included Smart Battery Monitor, the BCDC Alpha50 R can distinguish between current sent to your battery and to the loads in your system.\u003c\/p\u003e\n\u003cp\u003eIf the Charge Current is set below maximum, the charger taps into this unused current to supply your system’s loads directly, minimising reliance on your battery. The result? Less demand on your battery and an extended lifespan for worry-free adventures.\u003c\/p\u003e\n\u003ch5 id=\"O6C75KI\"\u003eINTELLIGENT CHARGING\u003c\/h5\u003e\n\u003cp\u003eUnlike standard DC chargers, the BCDC Alpha50 R adjusts its charge mode in real time to meet your battery’s needs, maximising efficiency and extending lifespan. It functions as a true battery manager.\u003c\/p\u003e\n\u003ch5\u003eSTART BATTERY CHARGING\u003c\/h5\u003e\n\u003cp\u003eRecover a flat start battery with the push of a button in as little as 15 minutes, giving you the power to safely start your vehicle and get you back on the road in no time. Don’t let excess solar power go to waste, utilise solar to automatically top up the start battery when the secondary battery is full. \u003c\/p\u003e\n\u003ch5\u003eSIMPLIFIED INSTALL\u003c\/h5\u003e\n\u003cp\u003eThe BCDC Alpha50 R’s pushbutton interface and screw connections allow for a simple installation. There’s no solder or tricky wiring configurations and, with a range of\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/trade.redarcelectronics.com\/au\/battery-chargers\/battery-chargers-wiring-kits\" tabindex=\"0\"\u003ewiring kits\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/trade.redarcelectronics.com\/au\/battery-chargers\/mounting-brackets\" tabindex=\"0\"\u003emounting brackets\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eavailable, installation is a breeze.  \u003c\/p\u003e\n\u003ch5\u003eADVANCED MONITORING\u003c\/h5\u003e\n\u003cp\u003eStay on top of your system with state of charge percentage, time remaining, and charger performance – delivered straight to your mobile device.\u003c\/p\u003e\n\u003ch5\u003eTOTAL SYSTEM CONNECTIVITY\u003c\/h5\u003e\n\u003cp\u003eSeamless integration with\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/trade.redarcelectronics.com\/au\/vehicle-management-systems\" tabindex=\"0\"\u003eRedVision and TVMS products\u003c\/a\u003e, offering a fully connected power management system. The RedVision display screen requires a TVMS Rogue or TVMS Prime to operate and cannot be powered directly by the BCDC Alpha50 R.\u003c\/p\u003e\n\u003ch5\u003eFEATURES \u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e50A Charging from DC and\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/trade.redarcelectronics.com\/au\/solar\" tabindex=\"0\"\u003esolar power\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eCharge all common automotive battery types including heated and\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/trade.redarcelectronics.com\/au\/deep-cycle-batteries\" tabindex=\"0\"\u003estandard Lithium (LiFePO4)\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eEasy installation with pushbutton interface and screw connections\u003c\/li\u003e\n\u003cli\u003eUse excess solar to charge back to your start battery\u003c\/li\u003e\n\u003cli\u003eRecover a flat start battery in just 15 minutes with the push of a button or remotely from the smartphone app\u003c\/li\u003e\n\u003cli\u003eRemote monitoring and control from the\u003cspan\u003e \u003c\/span\u003e\u003ca href=\"https:\/\/trade.redarcelectronics.com\/au\/monitor\" tabindex=\"0\"\u003eRedVision\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003eapp with Bluetooth\u003c\/li\u003e\n\u003cli\u003eLimit input current to protect vehicle alternators—making it suitable for vehicles with low surplus current or small DC converters like hybrid and electric vehicles.\u003c\/li\u003e\n\u003cli\u003eFuture proof charging with over-the-air updates\u003c\/li\u003e\n\u003cli\u003ePushbutton interface and screw connections make installation easy\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv data-content-type=\"row\" data-appearance=\"contained\" data-enable-spacing=\"0\" data-sealed-layout=\"0\" data-element=\"main\"\u003e\n\u003cdiv data-enable-parallax=\"0\" data-parallax-speed=\"0.5\" data-background-images=\"{}\" data-background-type=\"image\" data-video-loop=\"true\" data-video-play-only-visible=\"true\" data-video-lazy-load=\"true\" data-video-fallback-src=\"\" data-sealed-layout=\"0\" data-direction-tablet=\"none\" data-direction-mobile=\"none\" data-element=\"inner\" data-pb-style=\"AEODW9Q\"\u003e\n\u003cdiv data-content-type=\"text\" data-appearance=\"default\" data-enable-spacing=\"0\" data-element=\"main\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Redarc","offers":[{"title":"Default Title","offer_id":48253232513279,"sku":"BCDC12050R","price":1099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/files\/bcdc12050r_v2_grey_1.jpg?v=1772929177"},{"product_id":"redarc-alpha150-12v-150ah-lithium-battery","title":"Redarc Alpha150 12V 150Ah Lithium Battery","description":"\u003cdiv class=\"tab-content-title\"\u003eOVERVIEW\u003c\/div\u003e\n\u003cdiv class=\"product attribute description\"\u003e\n\u003cdiv class=\"value\"\u003e\n\u003cdiv data-content-type=\"row\" data-appearance=\"contained\" data-enable-spacing=\"0\" data-sealed-layout=\"0\" data-element=\"main\"\u003e\n\u003cdiv data-enable-parallax=\"0\" data-parallax-speed=\"0.5\" data-background-images=\"{}\" data-background-type=\"image\" data-video-loop=\"true\" data-video-play-only-visible=\"true\" data-video-lazy-load=\"true\" data-video-fallback-src=\"\" data-sealed-layout=\"0\" data-direction-tablet=\"none\" data-direction-mobile=\"none\" data-element=\"inner\" data-pb-style=\"BVBLK5Q\"\u003e\n\u003cdiv data-content-type=\"text\" data-appearance=\"default\" data-enable-spacing=\"0\" data-element=\"main\"\u003e\n\u003cp\u003e\u003cstrong\u003eUNLEASH THE POWER OF ALPHA150\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e80% Faster Charging: Charge up to 80% faster than competitors with a lightning-fast maximum charge rate of 135A, reducing charging time to just 1.1 hours (compared to 2.0 hours for competitors).\u003c\/p\u003e\n\u003cp\u003e70% Higher Power Density: Experience up to 70% more Amp Hours per cubic inch compared to key lithium competitors, allowing for more power in a compact size. Maximize your storage space without compromising on performance.\u003c\/p\u003e\n\u003cp\u003e30% Higher Weight Efficiency: Enjoy up to 30% more Amp Hours per pound than key lithium competitors, providing a lightweight solution for optimal weight distribution in your vehicle setup.\u003c\/p\u003e\n\u003cp\u003eLong Cycle Life: Benefit from a long cycle life of over 5000 cycles at 100% Depth of Discharge (DoD). With up to 60% longer lifespan than some lithium competitors, it's not just a battery - it's a long-term investment\u003cbr\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUNMATCHED PERFORMANCE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOne Battery, 2560 Watts of Freedom: With a continuous discharge of 200A, Alpha150 effortlessly powers high-demand appliances such as a 2000W inverter. No need for multiple batteries like our competitors – save on cost, space, and weight while enjoying uncompromised power.\u003c\/p\u003e\n\u003cp\u003eFully Integrated and Self-Managed Heating: No tangle of external wiring, heaters and controllers required. Our battery keeps warm in freezing temperatures, so you can explore without limits.\u003c\/p\u003e\n\u003cp\u003eConfigurable Outputs for External Device Control:  Take control of your power management, automate switching of generators and inverters based on battery percentage.\u003c\/p\u003e\n\u003cp\u003eMulti-Connectable Battery Terminals: Streamline installation and power distribution. Connect multiple loads effortlessly with our versatile terminal options.\u003cbr\u003e\u003cstrong\u003e \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUNMATCHED RELIABILITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eConquer any Climate: Charge from as low as -22°F to 113°F and discharge from -4°F to 140°F. Conquer extreme climates with confidence.\u003c\/p\u003e\n\u003cp\u003eDesigned for the Toughest Terrains: Encased in durable PC\/ABS with an IP56 rating, the Alpha150 shrugs off vibration, dust or water.\u003c\/p\u003e\n\u003cp\u003eBuilt to Last: Crafted with precision in the Netherlands to meet the highest quality standards, including UL1642 and UN38.3 and FCC certifications.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAPP CONNECTIVITY\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTo receive the latest features of your Alpha150, including extended protection and performance, make sure you use the companion app. It will notify you when new firmware is available for your battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Redarc","offers":[{"title":"Default Title","offer_id":48253232873727,"sku":"LBAT12150-SB","price":1699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/files\/redarc_lbat12150-sb_5876-_website_grey_1.png?v=1772929317"},{"product_id":"redarc-bcdc-alpha50-dc-battery-manager-copy","title":"Redarc BCDC Alpha50 DC Battery Manager","description":"\u003cdiv class=\"tab-content-title\"\u003eOVERVIEW\u003c\/div\u003e\n\u003cdiv class=\"product attribute description\"\u003e\n\u003cdiv class=\"value\"\u003e\n\u003cdiv data-content-type=\"row\" data-appearance=\"contained\" data-enable-spacing=\"0\" data-sealed-layout=\"0\" data-element=\"main\"\u003e\n\u003cdiv data-enable-parallax=\"0\" data-parallax-speed=\"0.5\" data-background-images=\"{}\" data-background-type=\"image\" data-video-loop=\"true\" data-video-play-only-visible=\"true\" data-video-lazy-load=\"true\" data-video-fallback-src=\"\" data-sealed-layout=\"0\" data-direction-tablet=\"none\" data-direction-mobile=\"none\" data-element=\"inner\" data-pb-style=\"T270C6O\"\u003e\n\u003cdiv data-content-type=\"text\" data-appearance=\"default\" data-enable-spacing=\"0\" data-element=\"main\"\u003e\n\u003cp\u003eAlways charged, never stranded, stay powered up wherever your adventure takes you with REDARC’s BCDC Alpha25. Featuring 25A of advanced charging technology, this DC to DC charger keeps your start and secondary batteries using power from your vehicle’s alternator or solar.  \u003c\/p\u003e\n\u003ch5 id=\"NT7TEMQ\"\u003eINSTANT INSIGHT \u003c\/h5\u003e\n\u003cp\u003eStay informed and monitor the BCDC Alpha’s charge status in real-time through Bluetooth and the RedVision smartphone app. Gain full control of your power with configurable input current limits, allowing you to customise it to your system requirements and protect your electrical system, or take your monitoring to the next level and pair your BCDC Alpha with REDARC’s Smart Battery Monitor.. \u003c\/p\u003e\n\u003ch5\u003eSTART BATTERY CHARGING \u003c\/h5\u003e\n\u003cp\u003eRecover a flat start battery with the push of a button in as little as 15 minutes, giving you the power to safely start your vehicle and get you back on the road in no time. Don’t let excess solar power go to waste, utilise solar to automatically top up the start battery when the secondary battery is full.  \u003c\/p\u003e\n\u003ch5\u003eSIMPLIFIED INSTALL \u003c\/h5\u003e\n\u003cp\u003eThe BCDC Alpha’s pushbutton interface and screw connections allow for a simple installation. There’s no solder or tricky wiring configurations and, with a range of wiring kits and mounting brackets available, installation is a breeze.  \u003c\/p\u003e\n\u003ch5\u003eBUILT TOUGH \u003c\/h5\u003e\n\u003cp\u003eOutlast and outperform other chargers. Designed, tested and manufactured in Australia, the BCDC Alpha25 has IP67\/69K dust and moisture protection making it the most reliable, highest performing dual battery charger available.   \u003c\/p\u003e\n\u003ch5\u003eFEATURES \u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e50A Charging from DC and solar power \u003c\/li\u003e\n\u003cli\u003eCompatible with all common automotive battery types including lithium (LiFePO4) \u003c\/li\u003e\n\u003cli\u003eOutlast other chargers with IP67\/69K dust and moisture protection \u003c\/li\u003e\n\u003cli\u003eEasy installation with pushbutton interface and screw connections \u003c\/li\u003e\n\u003cli\u003eCharge back to your start battery with excess solar \u003c\/li\u003e\n\u003cli\u003eRecover a flat start battery with the push of a button \u003c\/li\u003e\n\u003cli\u003eRemote monitoring and control from the RedVision app with Bluetooth \u003c\/li\u003e\n\u003cli\u003eProtect your vehicle’s alternator with adjustable input current limit \u003c\/li\u003e\n\u003cli\u003eFuture proof charging with over-the-air updates \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Redarc","offers":[{"title":"Default Title","offer_id":48274335727871,"sku":"BCDC12050B","price":735.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0195\/3434\/8352\/files\/bcdc12050b_grey_1.jpg?v=1773105902"}],"url":"https:\/\/underlandoffroad.com\/collections\/dual-battery-systems.oembed","provider":"Underland Offroad","version":"1.0","type":"link"}