{"product_id":"renogy-battery-shunt-300","title":"Renogy Battery Shunt 300","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\/renogy-battery-shunt-300-monitor-package-contents-with-wires-temperature-sensor-and-screws-on-a-white-surface.jpg\" alt=\"Renogy Battery Shunt 300 monitor package contents with wires, temperature sensor and screws on a white surface\" width=\"1280\" height=\"1280\" 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 Renogy Battery Shunt 300 Lets You Watch Battery Charge, Current and Temperature From Your Phone or Renogy ONE Core\u003c\/h2\u003e\n\u003cp\u003eThe Renogy Battery Shunt 300 is a Bluetooth battery monitor. It measures battery voltage and current, then calculates state of charge (SOC) and remaining running time. It also records history such as discharge capacity, charge cycles and battery temperature.\u003c\/p\u003e\n\u003cp\u003eIt is made for RV, van, boat and off-grid owners who want to know how much power is left in the battery. It works with lead acid (AGM, GEL), lithium iron phosphate, lithium-ion and nickel-metal hybrid batteries. Choose the shunt alone or with a Renogy ONE Core.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cbr\u003e\n\u003ch3\u003eRenogy Battery Shunt 300 Features\u003c\/h3\u003e\n\u003ch4\u003eRated for 300A and 8V to 120V DC\u003c\/h4\u003e\n\u003cp\u003eThe shunt handles up to 300 A continuous and 500 A peak for under 10 seconds. It accepts 8 V to 120 V DC and draws under 0.1 W. Current accuracy is ±1% with 0.01 A resolution.\u003c\/p\u003e\n\u003ch4\u003eClear Battery Readings\u003c\/h4\u003e\n\u003cp\u003eIt shows SOC, voltage, current, energy, remaining time, temperature and starter battery voltage. You enter a battery capacity from 1 Ah to 6500 Ah when you first connect it.\u003c\/p\u003e\n\u003ch4\u003eBluetooth to the DC Home App and Renogy ONE Core\u003c\/h4\u003e\n\u003cp\u003eBuilt-in Bluetooth LE and Bluetooth Mesh link the shunt to the Renogy DC Home app and Renogy ONE Core. You can view live charge and discharge data and set alarms for SOC, deep discharge thresholds and temperature.\u003c\/p\u003e\n\u003ch4\u003eHistorical Data\u003c\/h4\u003e\n\u003cp\u003eThe shunt records history that you can review in the app. Renogy's photos note that data stays on the device for 30 days and in the Renogy cloud with no stated time limit.\u003c\/p\u003e\n\u003ch4\u003eBattery Temperature Sensor\u003c\/h4\u003e\n\u003cp\u003eA 1.5 m (4.92 FT) temperature sensor is included. It reads from -20°C to 80°C (-4°F to 176°F) with ±1% accuracy.\u003c\/p\u003e\n\u003ch4\u003eMounts Where You Need It\u003c\/h4\u003e\n\u003cp\u003eSet it on top of the battery or fasten it to a surface with the included mounting screws. Covers protect the connection points.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eReal-World Applications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eRV and van batteries.\u003c\/strong\u003e Renogy's diagrams show the shunt on an auxiliary battery fed by a DC-DC charger, with loads, chargers and inverters on the other side.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStarter and house battery setups.\u003c\/strong\u003e Connect the B2 port to a starter battery and the shunt detects both battery voltages.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLarger battery banks.\u003c\/strong\u003e Batteries wired in parallel or series are supported as long as combined continuous current stays under 300 A and voltage under 120 V.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003ePractical Comparison\u003c\/h3\u003e\n\u003ch4\u003eBattery Shunt 300 Versus a Voltage-Only Meter\u003c\/h4\u003e\n\u003cp\u003eA voltage-only meter shows only voltage. A shunt measures current, so it can calculate SOC and remaining time.\u003c\/p\u003e\n\u003ch4\u003eShunt Only Versus With Renogy ONE Core\u003c\/h4\u003e\n\u003cp\u003eThe shunt alone reports to the Renogy DC Home app on your phone. The ONE Core option adds a Renogy ONE Core, which also works with the shunt over Bluetooth Mesh and shows battery data on its screen.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eBuyer Guidance\u003c\/h3\u003e\n\u003ch4\u003eStay Within 300A\u003c\/h4\u003e\n\u003cp\u003eRenogy warns that prolonged operation above 300 A may overheat and damage the device. The 300A rating is a maximum current limit, not a battery bank size limit. Check the maximum continuous current in your circuit.\u003c\/p\u003e\n\u003ch4\u003ePlan the Wiring\u003c\/h4\u003e\n\u003cp\u003eThe B- and P- terminals use M10 bolts. Renogy lists bare wires and two 3\/8 in (M10) lugs among the items you need, and these are not in the box. Renogy's manual calls for insulating gloves during installation.\u003c\/p\u003e\n\u003ch4\u003eThis May Be A Good Fit If\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eYou want SOC and remaining time from a real current measurement\u003c\/li\u003e\n\u003cli\u003eYou run lead acid, lithium iron phosphate or lithium-ion batteries\u003c\/li\u003e\n\u003cli\u003eYou want alarms and history in the Renogy DC Home app\u003c\/li\u003e\n\u003cli\u003eYou plan a Renogy ONE Core display\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch3\u003eCommon Questions\u003c\/h3\u003e\n\u003ch4\u003eDoes it need to know my battery type?\u003c\/h4\u003e\n\u003cp\u003eNo. Renogy says the shunt does not tell battery types apart. It calculates from current and voltage. It asks for battery capacity on first connection, and you can set SOC to 100% after a full charge.\u003c\/p\u003e\n\u003ch4\u003eWhy does current show as negative while charging?\u003c\/h4\u003e\n\u003cp\u003eIn the Renogy DC Home app and Renogy ONE, current shows as negative when charging and positive when discharging.\u003c\/p\u003e\n\u003ch4\u003eCan it monitor a bank bigger than 300A?\u003c\/h4\u003e\n\u003cp\u003eRenogy says the 300A figure is the shunt's maximum, not a bank size limit. Calculate the actual maximum continuous current in your circuit to confirm it fits.\u003c\/p\u003e\n\u003ch4\u003eWhy is my SOC reading off?\u003c\/h4\u003e\n\u003cp\u003eCheck the wiring first. If it is still off, charge the battery to 100% and set the capacity again in the app.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Renogy Battery Shunt 300\u003c\/li\u003e\n\u003cli\u003e1 x Quick Guide\u003c\/li\u003e\n\u003cli\u003e3 x Mounting Screws\u003c\/li\u003e\n\u003cli\u003e2 x B1\/B2 Wires (1 m, 22 AWG)\u003c\/li\u003e\n\u003cli\u003e1 x Temperature Sensor (1.5 m)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Shunt Only option includes the items above. The With Renogy ONE Core option adds a Renogy ONE Core.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eKnow Your Battery Status With the Renogy Battery Shunt 300\u003c\/h3\u003e\n\u003cp\u003eThe Renogy Battery Shunt 300 gives you live SOC, current and temperature readings for your battery bank. If you have questions about wiring or which option to choose, 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\u003eRenogy Battery Shunt 300 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%;\"\u003eRSHST-B02P300-G1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 V to 120 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Input Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 V to 120 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Input Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Continuous Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Peak Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500 A (under 10 s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.01 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Capacity Setting\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Ah to 6500 Ah\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnder 0.1 W\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\u003eBattery Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLead acid (AGM, GEL), lithium iron phosphate, lithium-ion, nickel-metal hybrid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eReadings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSOC, voltage, current, energy, remaining time, temperature, starter battery voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Sensor Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-4°F to 176°F (-20°C to 80°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Sensor Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Sensor Cable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.5 m (4.92 FT)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background-color: rgb(242, 242, 242);\"\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWireless\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBluetooth LE and Bluetooth Mesh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorks With\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRenogy ONE Core, Renogy DC Home app\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background-color: rgb(242, 242, 242);\"\u003e\u003cstrong\u003eConnections\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Connector\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM10 bolts (B- and P- terminals)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAdditional Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eB1, B2, T1 (temperature sensor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded B1\/B2 Wires\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 m (3.28 FT), 22 AWG, 2 pieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background-color: rgb(242, 242, 242);\"\u003e\u003cstrong\u003eOperating Conditions\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14°F to 122°F (-10°C to 50°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0% to 95% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Altitude\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLess than 6,562 ft (2000 m)\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\u003e5.27 x 3.82 x 1.22 in (134 x 97 x 31 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.57 lb (260 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSurface mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background-color: rgb(242, 242, 242);\"\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, FCC ID, IC ID, RCM, TSCA, RoHS, UN38.3, TELEC\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\u003eMaterial and Workmanship Warranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003ch3\u003eRenogy Battery Shunt 300 Manuals\u003c\/h3\u003e\n\u003ch4\u003eUser Manual\u003c\/h4\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0643\/9128\/2937\/files\/renogy-battery-shunt-300-user-manual.pdf\" title=\"User Manual\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0643\/9128\/2937\/files\/user-manual-for-the-renogy-battery-shunt-300.jpg\" alt=\"User Manual for the Renogy Battery Shunt 300\" width=\"100\" height=\"100\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/a\u003e\u003c\/div\u003e\n\u003ch4\u003eRenogy ONE Core User Manual\u003c\/h4\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0643\/9128\/2937\/files\/renogy-battery-shunt-300-renogy-one-core-user-manual.pdf\" title=\"Renogy ONE Core User Manual\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0643\/9128\/2937\/files\/renogy-one-core-user-manual-for-the-renogy-battery-shunt-300.jpg\" alt=\"Renogy ONE Core User Manual for the Renogy Battery Shunt 300\" width=\"100\" height=\"100\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/a\u003e\u003c\/div\u003e","brand":"Renogy","offers":[{"title":"Shunt Only","offer_id":67614420631801,"sku":"RSHST-B02P300-US","price":120.99,"currency_code":"USD","in_stock":true},{"title":"With Renogy ONE Core","offer_id":67614420664569,"sku":"KIT-B02P300-W02W-US","price":292.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/9128\/2937\/files\/renogy-battery-shunt-300-with-temperature-sensor-two-red-b1-and-b2-wires-quick-guide-and-mounting-screws-laid-out.jpg?v=1793973936","url":"https:\/\/outboundpower.com\/products\/renogy-battery-shunt-300","provider":"Outbound Power","version":"1.0","type":"link"}