{"title":"Renogy Monitoring","description":"\u003cp\u003eShunts, battery monitors and Bluetooth modules. They tell you state of charge, current in and out, and what went wrong overnight. Sold by Renogy UK.\u003c\/p\u003e","products":[{"product_id":"renogy-500a-battery-monitor-with-shunt-sampler-coulomb-meter","title":"500A Battery Monitor with Shunt\/Sampler (Coulomb meter)","description":"\u003cp\u003e\u003cstrong\u003eA 500A shunt monitor with ±1% accuracy and a 6m display lead.\u003c\/strong\u003e The instrument that tells you what the battery is actually doing — in amps and percent, not in a voltage reading you have to interpret.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e±1% accuracy\u003c\/strong\u003e on voltage, current and capacity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10–120V\u003c\/strong\u003e working voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh and low capacity alarms\u003c\/strong\u003e with flashing backlight\u003c\/li\u003e\n\u003cli\u003eLead acid (AGM, gel), LiFePO4, lithium-ion and NiMH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6m shielded display lead\u003c\/strong\u003e, LCD 99 × 61 × 18mm\u003c\/li\u003e\n\u003cli\u003ePreset capacity 0.1–9999Ah, 1–2mA standby\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy voltage alone is not enough on lithium\u003c\/h3\u003e\u003cp\u003eA LiFePO4 pack holds almost the same terminal voltage from 80% charge down to 20%. That flat curve is excellent for running appliances and useless for judging how much is left. A shunt counts every amp in and out, so you get a real percentage and a real time-to-empty — the difference between guessing and knowing whether you can run the kettle before you drive.\u003c\/p\u003e\u003ch3\u003eFitting it\u003c\/h3\u003e\u003cp\u003eThe shunt goes in the negative line between the battery's negative terminal and everything else in the system. Everything — loads, chargers, solar, the lot. Miss one circuit and it becomes invisible to the monitor, and your percentage quietly drifts wrong over a week.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eSet the battery capacity correctly on first use, then charge to full so the monitor has a reference point. The 6m lead is generous but measure your run from the battery to wherever you want the display.\u003c\/p\u003e","brand":"Renogy","offers":[{"title":"Default Title","offer_id":51358104125607,"sku":"RBM500-UK","price":53.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/1158\/3143\/files\/RBM5001__75857.1701416845.1280.1280.jpg?v=1789801239"},{"product_id":"renogy-battery-temperature-sensor-for-voyager-charge-controllers","title":"Battery Temperature Sensor for Voyager Charge Controllers","description":"\u003cp\u003e\u003cstrong\u003eThe temperature sensor made specifically for Voyager charge controllers.\u003c\/strong\u003e Same job as the standard sensor — measuring battery temperature so the controller can compensate its charge voltage — but it fits the waterproof Voyager range and nothing else.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible only with Voyager charge controllers\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eProvides temperature compensation from ambient battery temperature\u003c\/li\u003e\n\u003cli\u003eOptimises charge voltage across seasonal temperature swings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDoes a lithium bank need this?\u003c\/h3\u003e\u003cp\u003eGenerally no. Renogy note that most lithium batteries do not require temperature compensation, and that a LiFePO4 pack charges safely between −20°C and 55°C with its own BMS reducing or stopping charge current below 0°C. If your bank is lithium with a working BMS, this sensor solves a problem you do not have. If it is AGM, gel or flooded, it solves a real one.\u003c\/p\u003e\u003ch3\u003eWhere it makes a difference\u003c\/h3\u003e\u003cp\u003eA lead acid bank in an unheated locker spends the winter being undercharged, because the controller is targeting a voltage suited to a warm battery. Compensation corrects that, and chronic undercharging is the single biggest killer of lead acid banks in vehicles.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eCheck the controller: this is the Voyager-specific sensor, and the Rover, Adventurer and Wanderer controllers take the other one. Mount it against the battery case, not beside it.\u003c\/p\u003e","brand":"Renogy","offers":[{"title":"Default Title","offer_id":51358104256679,"sku":"RTSVOY-UK","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/1158\/3143\/files\/01__74179.1584001970.1280.1280.jpg?v=1789801241"},{"product_id":"renogy-bt-1-bluetooth-module-for-renogy-products-w-rs232-port","title":"BT-1 Bluetooth Module for Renogy Products w\/ RS232 Port","description":"\u003cp\u003e\u003cstrong\u003eBluetooth for any compatible Renogy controller with an RJ12 port.\u003c\/strong\u003e Plug it in and the controller's settings and output move to your phone — which on a controller mounted behind a panel is the difference between monitoring the system and ignoring it.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlugs into the RJ12 port\u003c\/strong\u003e (RS232)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRange up to 25m (82ft)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth 4.2 and BLE\u003c\/strong\u003e, low energy consumption\u003c\/li\u003e\n\u003cli\u003eLED indicator confirms when devices have synced\u003c\/li\u003e\n\u003cli\u003eWorks with the Renogy DC Home app, iOS and Android\u003c\/li\u003e\n\u003cli\u003eMonitor and change controller settings remotely\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMonitoring you will actually do\u003c\/h3\u003e\u003cp\u003eA charge controller's own display tells you plenty, but only if you can see it. Once the controller is behind a bulkhead or under a bed, most people stop looking — and stop noticing that a panel connector has failed or the array is producing half what it should. A phone app you can check from the driving seat gets used, which is the entire value.\u003c\/p\u003e\u003ch3\u003eSettings as well as readings\u003c\/h3\u003e\u003cp\u003eThe app changes controller parameters as well as reporting them, so setting a lithium charge profile or adjusting absorption voltage does not mean crouching in a cupboard with a manual and four buttons.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eCheck which port your controller has. The BT-1 is the RJ12 \/ RS232 module; controllers with an RJ45 RS485 port need the BT-2 instead. Range is line-of-sight — through a metal van body expect rather less than 25m.\u003c\/p\u003e","brand":"Renogy","offers":[{"title":"Default Title","offer_id":51358104289447,"sku":"RCM-BT1-UK","price":29.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/1158\/3143\/files\/QzpcVXNlcnNcaG9sbHlcQXBwRGF0YVxSb2FtaW5nXERpbmdUYWxrXDE2Mzg4MjAyNjFfdjJcSW1hZ2VGaWxlc1wxNjAyNTcxNzEzNDY0XzIzQkM4MTQ2LThDQUEtNDA1ZC1BNEJBLUQ1NUI5OTMxNzlDQi5wbmc__77644.1602571841.1280..png?v=1789801242"},{"product_id":"renogy-bt-2-bluetooth-module-for-renogy-products-w-rs485-port","title":"BT-2 Bluetooth Module for Renogy Products w\/ RS485 Port","description":"\u003cp\u003e\u003cstrong\u003eThe RS485 Bluetooth module — it talks to far more than just charge controllers.\u003c\/strong\u003e Where the BT-1 handles controllers with an RJ12 port, the BT-2 covers Renogy's RS485 ecosystem: Rover Elite controllers, smart lithium batteries, inverters and the dual-input DC-DC chargers.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlugs into the RJ45 port\u003c\/strong\u003e (RS485)\u003c\/li\u003e\n\u003cli\u003eWorks with \u003cstrong\u003eRover Elite MPPT\u003c\/strong\u003e controllers\u003c\/li\u003e\n\u003cli\u003eWorks with \u003cstrong\u003esmart lithium batteries\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eWorks with pure sine wave inverters with power saving mode\u003c\/li\u003e\n\u003cli\u003eWorks with \u003cstrong\u003edual DC-DC MPPT battery chargers\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eConfigure, monitor, update and diagnose via the DC Home app\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOne module, several devices\u003c\/h3\u003e\u003cp\u003eThe reason to care about RS485 is that it reaches the battery as well as the charger. With a smart lithium pack on the bus you can see real state of charge from the BMS rather than inferring it from voltage — which is the single most useful number in a van electrical system and the hardest one to get without a shunt.\u003c\/p\u003e\u003ch3\u003eFirmware updates matter more than they sound\u003c\/h3\u003e\u003cp\u003eThe app can update device firmware as well as read it. Charge controllers and DC-DC chargers do receive fixes, and applying one over Bluetooth is considerably easier than the alternative on a device buried behind panelling.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eCheck the port on your device: RJ45 and RS485 means BT-2, RJ12 and RS232 means BT-1. They are not interchangeable, and the connectors look similar enough that people order the wrong one.\u003c\/p\u003e","brand":"Renogy","offers":[{"title":"Default Title","offer_id":51358104322215,"sku":"RCM-BT2-UK","price":39.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/1158\/3143\/files\/2BDC56A6-34D2-407a-938F-B11A45201AB2__71642.1602834149.1280.1280.png?v=1789801242"},{"product_id":"renogy-battery-shunt-300","title":"Renogy Battery Shunt 300","description":"\u003cp\u003e\u003cstrong\u003eA 300A Bluetooth shunt with ±1% accuracy and a built-in temperature sensor.\u003c\/strong\u003e The modern alternative to a wired monitor — no display to mount, no aperture to cut, and the readings appear on your phone and on any compatible Renogy screen.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e300A continuous\u003c\/strong\u003e, 500A peak for under 10 seconds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e±1% current accuracy\u003c\/strong\u003e, 0.01A resolution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth LE and BLE Mesh\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery capacity 1–6,500Ah\u003c\/strong\u003e, voltage input 8–120V\u003c\/li\u003e\n\u003cli\u003eTemperature sensing −20°C to 80°C, ±1%\u003c\/li\u003e\n\u003cli\u003eUnder 0.1W consumption, 260g, 134 × 97 × 31mm, M10 bolts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMesh is the interesting part\u003c\/h3\u003e\u003cp\u003eBLE Mesh means this shunt does not just talk to your phone — it can join a network of Renogy devices, so a ONE Core hub or a compatible display picks up its data without a separate cable run. On a system built from Renogy parts, that turns several isolated gadgets into something that behaves like one system.\u003c\/p\u003e\u003ch3\u003eSizing: 300A is not always enough\u003c\/h3\u003e\u003cp\u003eCheck your worst case. A 3,000W inverter at 12V draws around 270A, which is inside the 300A continuous rating but leaves very little margin once you add a fridge and a heater. For a big inverter build, the 500A monitor is the safer choice; for a 2,000W system, 300A is ample.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eFits with M10 bolts and surface mounts, so allow space beside the battery. Operating range is −10°C to 50°C — narrower than the batteries it monitors, so keep it inside the insulated envelope.\u003c\/p\u003e","brand":"Renogy","offers":[{"title":"Default Title","offer_id":51358104387751,"sku":"RSHST-B02P300-UK","price":71.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/1158\/3143\/files\/01__28996.1709289149.1280.1280.jpg?v=1789801244"},{"product_id":"renogy-one-core-g3-version","title":"RENOGY ONE Core (G3 Version)","description":"\u003cp\u003e\u003cstrong\u003eA 4-inch flush-mount touchscreen that pulls the whole Renogy system onto one display.\u003c\/strong\u003e WiFi, Bluetooth, Zigbee, RS-485 and CAN in a 106mm square panel — the hub that turns a collection of separate devices into a system you can see at a glance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4in touchscreen\u003c\/strong\u003e, 480 × 480\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiFi 2.4GHz and 5GHz\u003c\/strong\u003e, Bluetooth LE and Mesh, Zigbee 3.0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRS-485 and CAN\u003c\/strong\u003e wired communication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlush mount\u003c\/strong\u003e, 106 × 106 × 26.6mm, 128g\u003c\/li\u003e\n\u003cli\u003e8–35V DC operating voltage, or 5V USB-C\u003c\/li\u003e\n\u003cli\u003e−20°C to 70°C operating range\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOne screen instead of four apps\u003c\/h3\u003e\u003cp\u003eIndividually, each Renogy device has its own Bluetooth connection and its own corner of the app. The ONE Core aggregates compatible devices — controller, DC-DC charger, batteries, inverter — so solar yield, alternator input, state of charge and inverter load appear together. On a full Renogy build that is a genuine improvement; on a mixed-brand system it will only see the Renogy half.\u003c\/p\u003e\u003ch3\u003eWired as well as wireless\u003c\/h3\u003e\u003cp\u003eHaving RS-485 and CAN alongside the radios matters, because wireless in a metal van is unreliable in exactly the places you want to put equipment. Devices you can reach with a cable can be wired; the rest join over Bluetooth Mesh.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eIt flush mounts, so plan the aperture and the cable route before the panelling goes up. Check your devices are on Renogy's compatible list — the hub is only as useful as the number of things it can actually see.\u003c\/p\u003e","brand":"Renogy","offers":[{"title":"Default Title","offer_id":51358104420519,"sku":"RSHGWSN-W02W-UK","price":127.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0770\/1158\/3143\/files\/21__33389.1700310136.1280.1280.jpg?v=1789801245"}],"url":"https:\/\/shop.roamwired.com\/collections\/renogy-monitoring.oembed","provider":"Roam Wired Shop","version":"1.0","type":"link"}