{"product_id":"bougerv-sunflow-40a-mppt-solar-charge-controller-12v-24v","title":"BougeRV Sunflow 40A MPPT Solar Charge Controller 12V\/24V","description":"\u003cdiv style=\"display: flex; flex-wrap: wrap; align-items: center; gap: 32px; margin: 0 0 40px;\"\u003e\n\u003cdiv style=\"flex: 2 1 320px; min-width: 0;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0643\/9128\/2937\/files\/black-bougerv-sunflow-40a-solar-charge-controller-faceplate-with-blue-backlit-display-and-mounting-flanges-on-both-sides.jpg\" alt=\"Black BougeRV Sunflow 40A solar charge controller faceplate with blue backlit display and mounting flanges on both sides\" width=\"1459\" height=\"1090\" style=\"display: block; width: 100%; height: auto;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"flex: 3 1 320px; min-width: 0; text-wrap: pretty;\"\u003e\n\u003ch2 style=\"margin-top: 0;\"\u003eThe BougeRV Sunflow 40A MPPT Solar Charge Controller 12V\/24V Charges 12V and 24V Batteries From Up to 1200W of Solar With Bluetooth Control\u003c\/h2\u003e\n\u003cp\u003eThe BougeRV Sunflow 40A MPPT Solar Charge Controller 12V\/24V manages solar charging for medium-size 12V and 24V off-grid systems. It charges at up to 40A from as much as 600W of solar on a 12V battery or 1200W on a 24V battery, and it accepts up to 100V of PV input.\u003c\/p\u003e\n\u003cp\u003eBougeRV built it for RVs, camper vans, overlanding rigs and camping setups. It works with LiFePO4 and lead-acid batteries, has built-in Bluetooth and a 20A load output, and ships with a temperature sensor for cold-weather lithium protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003ch3\u003eBougeRV Sunflow 40A MPPT Solar Charge Controller 12V\/24V Features\u003c\/h3\u003e\n\u003ch4\u003eRoom for a Medium-Size Array\u003c\/h4\u003e\n\u003cp\u003eThe 40A rating covers up to 600W of panels at 12V and 1200W at 24V. PV input can reach 100V, with protection at 95V and recovery at 90V. MPPT tracking works from 2V above battery voltage up to 72V.\u003c\/p\u003e\n\u003ch4\u003eHigh-Efficiency MPPT Charging\u003c\/h4\u003e\n\u003cp\u003eBougeRV's manual rates MPPT tracking efficiency above 99% and charging conversion efficiency above 95%, so more of your panels' output goes into the battery.\u003c\/p\u003e\n\u003ch4\u003eCharge Current You Can Set\u003c\/h4\u003e\n\u003cp\u003eSet charging anywhere from 0 to 40A in 1A steps. A smaller battery bank can take a lower limit, and a larger bank can use the full 40A.\u003c\/p\u003e\n\u003ch4\u003eBattery Profiles for Lithium and \u003cspan style=\"white-space: nowrap;\"\u003eLead-Acid\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eChoose SLD, GEL, FLD, LI (LiFePO4) or USE for a custom profile. Lead-acid modes add automatic 12V\/24V detection and temperature compensation. In LI mode you select 12V or 24V and can adjust the boost, reconnect and over-discharge voltages.\u003c\/p\u003e\n\u003ch4\u003eCold-Weather Lithium Protection\u003c\/h4\u003e\n\u003cp\u003eTurn on lithium low-temperature charging protection and connect the included sensor, and the controller stops charging at 32°F (0°C) until the battery warms back to 35.6°F (2°C). The setting ships turned off, so switch it on during setup if you need it.\u003c\/p\u003e\n\u003ch4\u003ePhone Control, Display and Data Ports\u003c\/h4\u003e\n\u003cp\u003eBuilt-in Bluetooth reaches up to 33 ft without internet, and the BougeRV app shows live solar, battery and load data. You can also change key settings with the SELECT and ENTER buttons under the backlit LCD. The controller stores 200 days of history and has TTL and RS485 ports, with CAN (RV-C protocol) listed as optional.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eReal-World Applications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCamper vans.\u003c\/strong\u003e Charge a 12V LiFePO4 battery from up to 600W of panels.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e24V RV systems.\u003c\/strong\u003e Run up to 1200W of panels on a 24V battery bank.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCamp lighting.\u003c\/strong\u003e Use the 20A load output with light control, or light control plus a 1 to 14 hour timer.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003ePractical Comparison\u003c\/h3\u003e\n\u003ch4\u003eMPPT Controller Versus PWM Controller\u003c\/h4\u003e\n\u003cp\u003eA PWM controller is the simpler type for panels matched to battery voltage. This MPPT controller accepts up to 100V of PV input, so it can work with higher-voltage panel strings.\u003c\/p\u003e\n\u003ch4\u003eSunflow 40A Versus a Higher-Amp MPPT Controller\u003c\/h4\u003e\n\u003cp\u003eA higher-amp controller supports a bigger array. The 40A model fits medium-size systems up to 1200W at 24V, and its adjustable current lets you match a smaller battery bank.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eBuyer Guidance\u003c\/h3\u003e\n\u003ch4\u003eWiring and Setup\u003c\/h4\u003e\n\u003cp\u003eConnect the battery to the controller first and the solar panels last. Keep the array's open-circuit voltage under 100V and its output current within the 40A rating. The manual's wiring diagram shows a fuse on the battery line. Keep the controller away from water, and make sure the battery area has enough ventilation for charging gases.\u003c\/p\u003e\n\u003ch4\u003eThis May Be A Good Fit If\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eYour array is up to 600W at 12V or 1200W at 24V\u003c\/li\u003e\n\u003cli\u003eYou charge a LiFePO4 or lead-acid battery\u003c\/li\u003e\n\u003cli\u003eYou want Bluetooth, RS485 and load control in one unit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch3\u003eCommon Questions\u003c\/h3\u003e\n\u003ch4\u003eDoes It Detect 12V or 24V on Its Own?\u003c\/h4\u003e\n\u003cp\u003eFor lead-acid batteries, yes. For lithium batteries, the manual says to select 12V or 24V in the menu or the app.\u003c\/p\u003e\n\u003ch4\u003eHow Big Is It?\u003c\/h4\u003e\n\u003cp\u003eIt measures 227 x 159.6 x 75 mm (8.94 x 6.28 x 2.95 in) and weighs 1789 g (3.94 lbs).\u003c\/p\u003e\n\u003ch4\u003eWhat Warranty Does It Have?\u003c\/h4\u003e\n\u003cp\u003eBougeRV lists an 18-month warranty.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x BougeRV Sunflow 40A MPPT Solar Charge Controller 12V\/24V\u003c\/li\u003e\n\u003cli\u003e1 x Temperature Sensor\u003c\/li\u003e\n\u003cli\u003e1 x Set of Wiring Terminals\u003c\/li\u003e\n\u003cli\u003e1 x User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch3\u003eMPPT Control for Medium-Size Solar Systems\u003c\/h3\u003e\n\u003cp\u003eThe BougeRV Sunflow 40A MPPT Solar Charge Controller 12V\/24V supports up to 1200W of solar, adjustable 0 to 40A charging, lithium cold-weather protection and Bluetooth control. If you're planning an array and want help sizing it, the Outbound Power team is happy to help.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ctable style=\"border-collapse: collapse; max-width: 100%; overflow-x: auto;\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\" style=\"background-color: rgb(242, 242, 242); text-align: left; width: 100%;\"\u003e\n\u003ch3\u003eBougeRV Sunflow 40A MPPT Solar Charge Controller 12V\/24V Specifications\u003c\/h3\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background-color: rgb(242, 242, 242);\"\u003e\u003cstrong\u003eElectrical\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.1489%;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 55.8511%;\"\u003eBJ2440N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSystem Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12V\/24V (auto detection for lead-acid only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Charging Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharge Current Adjustment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to 40A, 1A steps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum PV Input Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100V (95V protection, 90V recovery)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPPT Operating Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBattery voltage + 2V to 72V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum PV Input Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e600W (12V), 1200W (24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMPPT Tracking Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAbove 99% (manual)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Conversion Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAbove 95% (manual)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Load Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Operating Voltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8V to 32V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNo-Load Loss\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10mA or less\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGrounding\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCommon negative\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background-color: rgb(242, 242, 242);\"\u003e\u003cstrong\u003eCharging\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSLD (default), GEL, FLD, LI (LiFePO4), USE (custom)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLI Boost Charging Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14.4V default; 9 to 17V (12V), 18 to 34V (24V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLI Boost Charging Reconnect Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e13.2V default (12V system)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLI Over-Discharge Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e11.1V default (12V system)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLI Over-Discharge Reconnect Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12.6V default (12V system)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOvervoltage Disconnect Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16.0V (12V system)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e24V System Voltage Points\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12V values x2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLead-Acid Temperature Compensation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-3 mV\/°C\/2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLithium Low-Temperature Charging Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStops at 32°F (0°C), resumes at 35.6°F (2°C); off by default, needs temperature sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLead-Acid Constant Voltage Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOptional setting to activate an over-discharged lead-acid battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background-color: rgb(242, 242, 242);\"\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtections\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePV overvoltage, PV reverse connection, PV short circuit, night reverse charging, input power limit, over-temperature, load short circuit, overload, battery over-voltage\/over-discharge, battery reverse connection, battery end short circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eController Over-Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCharging stops above 75°C, resumes below 70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection Grade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP34\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background-color: rgb(242, 242, 242);\"\u003e\u003cstrong\u003eMonitoring\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBacklit LCD with SELECT and ENTER buttons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBluetooth\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBuilt in, up to 33 ft, no internet needed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApp Requirements\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eiOS 13.0 or Android 8.0 and later, Bluetooth and GPS on\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHistorical Data\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLast 200 days\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTTL (9,600 bps), RS485 (RJ45, 5V\/200mA), CAN (optional, RV-C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLoad mode, no-load mode, viewing mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLoad Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAlways on, manual, light control, light control + timer (1 to 14 h)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background-color: rgb(242, 242, 242);\"\u003e\u003cstrong\u003eSize and Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e227 x 159.6 x 75 mm (8.94 x 6.28 x 2.95 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Hole\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1789 g (3.94 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-31°F to 149°F (-35°C to 65°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNatural heat dissipation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background-color: rgb(242, 242, 242);\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18 Months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003ch3\u003eBougeRV Sunflow 40A MPPT Solar Charge Controller 12V\/24V Manual\u003c\/h3\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0643\/9128\/2937\/files\/bougerv-sunflow-mppt-solar-charge-controller-user-manual.pdf\" title=\"BougeRV Sunflow 40A MPPT Solar Charge Controller 12V\/24V Manual\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0643\/9128\/2937\/files\/bougerv-sunflow-40a-mppt-solar-charge-controller-12v-24v-manual.jpg\" alt=\"BougeRV Sunflow 40A MPPT Solar Charge Controller 12V\/24V Manual\" width=\"100\" height=\"100\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/a\u003e\u003c\/div\u003e","brand":"BougeRV","offers":[{"title":"Default Title","offer_id":67706338148601,"sku":"ISE218-BK","price":140.85,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/9128\/2937\/files\/bougerv-sunflow-40a-mppt-solar-charge-controller-12v-24v-with-backlit-lcd-pv-battery-and-load-terminals-ttl-temp-and-rs485-ports.jpg?v=1794690383","url":"https:\/\/outboundpower.com\/products\/bougerv-sunflow-40a-mppt-solar-charge-controller-12v-24v","provider":"Outbound Power","version":"1.0","type":"link"}