{"product_id":"exotronic-mppt-12v-20a-bluetooth-solar-charge-controller","title":"Exotronic MPPT 12V 20A Bluetooth Solar Charge Controller w\/Display","description":"\u003ch2\u003eExotronic Tracer Dream 75V Bluetooth Series: Advanced MPPT Solar Charge Controller for 12V Systems\u003c\/h2\u003e\n\u003ch3\u003eMaximise Your Solar Harvest with Precision MPPT Technology\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eExotronic Tracer Dream 75V Bluetooth Series\u003c\/strong\u003e is engineered to extract the maximum available power from your solar array, even under rapidly changing light conditions. At its core, a high-speed 32-bit CPU drives advanced \u003cstrong\u003eMaximum Power Point Tracking (MPPT)\u003c\/strong\u003e with up to \u003cstrong\u003e99.5% tracking accuracy\u003c\/strong\u003e, ensuring your batteries receive optimal charge throughout the day. This controller is purpose-built for \u003cstrong\u003e12V off-grid solar systems\u003c\/strong\u003e in caravans, RVs, boats, and remote installations where every watt counts.\u003c\/p\u003e\n\u003cp\u003eUnlike basic PWM controllers that can leave significant energy unharvested, the Tracer Dream’s MPPT algorithm continuously scans the PV curve, including multi-peak scenarios caused by partial shading or mixed arrays. This means faster battery charging and better performance in real-world conditions, from cloudy mornings to intense midday sun.\u003c\/p\u003e\n\u003ch3\u003eHigh-Efficiency Power Conversion\u003c\/h3\u003e\n\u003cp\u003eFeaturing \u003cstrong\u003eSynchronous Rectifier Technology\u003c\/strong\u003e, the controller achieves a circuit transfer efficiency of up to \u003cstrong\u003e98.5%\u003c\/strong\u003e, minimising heat buildup and power loss. This not only improves overall system yield but also supports reliable operation at full rated current without thermal throttling. The wide MPP voltage range (battery voltage +2V to 65V) and maximum \u003cstrong\u003ePV input voltage of 75V\u003c\/strong\u003e provide flexibility in panel configurations, allowing series wiring of multiple panels while staying within safe limits.\u003c\/p\u003e\n\u003ch3\u003eIntelligent Battery Management\u003c\/h3\u003e\n\u003cp\u003eProtect and extend the life of your battery bank with a sophisticated 3-stage charging profile (Bulk, Absorption, Float) and support for \u003cstrong\u003eSealed, Gel, Flooded, and Lithium battery types\u003c\/strong\u003e. The controller ships defaulted to Lithium, with user-adjustable parameters for custom setups. Integrated \u003cstrong\u003etemperature compensation\u003c\/strong\u003e automatically adjusts charge voltages based on ambient conditions, preventing overcharge in heat and undercharge in cold—critical for Australian climates.\u003c\/p\u003e\n\u003cp\u003eComprehensive digital safeguards include protection against reverse polarity, overcharging, over-discharging, overload, short circuit, and PV reverse current. These features reduce the risk of system damage and downtime, giving you confidence in unattended operation.\u003c\/p\u003e\n\u003ch3\u003eWireless Monitoring and Control\u003c\/h3\u003e\n\u003cp\u003eStay connected to your energy system via the built-in \u003cstrong\u003eBluetooth module\u003c\/strong\u003e. Using the free \u003cstrong\u003eLD iConnect app\u003c\/strong\u003e (available for \u003ca href=\"https:\/\/apps.apple.com\/us\/app\/ld-iconnect\/id1561316928\" target=\"_blank\"\u003eApple\u003c\/a\u003e and \u003ca href=\"https:\/\/play.google.com\/store\/apps\/details?id=com.xsmart.iconnect\" target=\"_blank\"\u003eAndroid\u003c\/a\u003e), you can monitor real-time data, adjust settings, and review historical logs from your smartphone. The onboard \u003cstrong\u003eLCD display\u003c\/strong\u003e also provides instant access to key parameters without needing a phone.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eReal-time PV power, battery voltage, and load status at a glance\u003c\/li\u003e\n\u003cli\u003eBuilt-in operation log for performance tracking and troubleshooting\u003c\/li\u003e\n\u003cli\u003eMultiple load output modes: Normal, Sensor, and Timer for versatile DC load control\u003c\/li\u003e\n\u003cli\u003eDefault Bluetooth password: \u003cstrong\u003e1234\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features at a Glance\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 99.5% MPPT tracking accuracy\u003c\/strong\u003e for maximum energy harvest in variable light\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e98.5% peak conversion efficiency\u003c\/strong\u003e with synchronous rectification for cooler, reliable operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e75V max PV input\u003c\/strong\u003e supports higher-voltage series strings, reducing cable losses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20A rated charge current\u003c\/strong\u003e for up to 260W of solar on 12V systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth app and LCD display\u003c\/strong\u003e for comprehensive local and remote monitoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-chemistry battery support\u003c\/strong\u003e with user-customisable charging parameters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated electronic protections\u003c\/strong\u003e for system safety and longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual USB ports (5V\/2A)\u003c\/strong\u003e for convenient device charging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBuilt for Australian Conditions\u003c\/h3\u003e\n\u003cp\u003eDesigned to operate at full load in ambient temperatures from -20°C to +50°C, the Tracer Dream is suited to the harsh extremes of the Australian outdoors. While the IP32 rating means it should be installed in a protected location (close to the battery with weather shielding), its robust electronics and conformal coating resist humidity and dust ingress, ensuring dependable service in vehicle bays, marine compartments, and remote equipment enclosures.\u003c\/p\u003e\n\u003ch3\u003eTake Control of Your Off-Grid Power\u003c\/h3\u003e\n\u003cp\u003eUpgrade your solar setup with the \u003cstrong\u003eExotronic Tracer Dream 75V Bluetooth MPPT Charge Controller\u003c\/strong\u003e and experience faster charging, smarter battery management, and complete visibility over your energy system. Whether you're powering a weekend camper or a permanent off-grid installation, this controller delivers the efficiency and reliability you need to stay powered up.\u003c\/p\u003e","brand":"Exotronic","offers":[{"title":"Default Title","offer_id":42037174403133,"sku":"Exo-TD2207","price":89.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/3918\/3933\/files\/mppt-solar-charge-controller-front-Exo-TD2207.png?v=1769742450","url":"https:\/\/www.solar4rvs.com.au\/products\/exotronic-mppt-12v-20a-bluetooth-solar-charge-controller","provider":"Solar 4 RVs","version":"1.0","type":"link"}