{"product_id":"konnwei-rc-10-snabbladdare-12v-24v","title":"KONNWEI RC-10 – 12V\/10A \u0026 24V\/5A Automatic Battery Charger with 7-Stage Charging","description":"\u003c!-- READY HTML FOR SHOPIFY – KONNWEI RC-10 12V\/10A \u0026 24V\/5A Automatic Battery Charger (EU\/US\/AU\/UK) \/ felkodslasare.se --\u003e\n\u003csection itemtype=\"https:\/\/schema.org\/Product\" itemscope=\"\" id=\"konwei-rc10\"\u003e\u003cmeta itemprop=\"name\" content=\"KONNWEI RC-10 – 12V\/10A \u0026amp; 24V\/5A Automatic Battery Charger (7-Stage, Pulse Repair, LiFePO4\/AGM\/GEL\/Lead-Acid)\"\u003e \u003cmeta itemprop=\"brand\" content=\"KONNWEI\"\u003e \u003cmeta itemprop=\"sku\" content=\"RC-10-12V10A-24V5A\"\u003e \u003cmeta itemprop=\"mpn\" content=\"RC-10\"\u003e \u003cmeta itemprop=\"category\" content=\"Battery Charger, 12V, 24V, Maintenance Charger, LiFePO4, AGM, GEL, Lead-Acid\"\u003e \u003clink itemprop=\"url\" href=\"https:\/\/www.felkodslasare.se\/\"\u003e\n\u003ch2\u003eKONNWEI RC-10 – 12V\/10A \u0026amp; 24V\/5A Automatic Battery Charger with 7-stage charging, Pulse Repair \u0026amp; universal connectors\u003c\/h2\u003e\n\u003c!-- SHORT VERSION (200–300 words) --\u003e\n\u003cdiv itemprop=\"description\" id=\"kortversion\"\u003e\n\u003ch2\u003eShort Version – Quick Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI RC-10\u003c\/strong\u003e is an intelligent \u003cstrong\u003e12V\/24V battery charger\u003c\/strong\u003e for cars, motorcycles, trucks\/light trucks, and recreational vehicles. It supports \u003cstrong\u003elead-acid\u003c\/strong\u003e (wet), \u003cstrong\u003eAGM\u003c\/strong\u003e, \u003cstrong\u003eGEL\u003c\/strong\u003e, \u003cstrong\u003eEFB\u003c\/strong\u003e, and \u003cstrong\u003eLiFePO4\u003c\/strong\u003e batteries, offering \u003cstrong\u003e7-stage microcontroller-controlled charging\u003c\/strong\u003e with temperature compensation for all climates. With \u003cstrong\u003ePulse Repair\u003c\/strong\u003e (desulfation), it can help restore batteries that have been discharged (disconnected batteries only). The large \u003cstrong\u003e2.4” backlit screen\u003c\/strong\u003e displays voltage, current, charging stage, and status in real-time.\u003c\/p\u003e\n\u003cp\u003eThe RC-10 is built for safety: \u003cstrong\u003eshort-circuit protection\u003c\/strong\u003e, \u003cstrong\u003eover\/under-voltage protection\u003c\/strong\u003e, \u003cstrong\u003eovercurrent\u003c\/strong\u003e, \u003cstrong\u003eoverheating\u003c\/strong\u003e, \u003cstrong\u003ereverse polarity\u003c\/strong\u003e, and \u003cstrong\u003eovercharge protection\u003c\/strong\u003e. The charger automatically switches to maintenance (float) mode when the battery is full and also features a \u003cstrong\u003elow-power mode\u003c\/strong\u003e for gentle charging. Choose the correct plug for your market: \u003cstrong\u003eEU, US, AU, or UK\u003c\/strong\u003e. For maximum compatibility, the RC-10 operates with \u003cstrong\u003e110–240 V AC\u003c\/strong\u003e and is perfect for both garage and workshop – from classic cars to modern vehicles and powersport.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- TABLE OF CONTENTS --\u003e\u003cnav id=\"innehall\"\u003e\n\u003ch2\u003eContents\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"#introduktion\"\u003eIntroduction – What does the RC-10 do?\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#specifikationer\"\u003eSpecifications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#funktioner\"\u003eFeatures \u0026amp; Applications\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#kompatibilitet\"\u003eCompatibility \u0026amp; Battery Types\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#laddsteg\"\u003e7-Stage Charging – Step by Step\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#manual\"\u003eManual \u0026amp; Installation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#felsokning\"\u003eTroubleshooting \u0026amp; Status Indicators\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#faq\"\u003eFrequently Asked Questions (FAQ)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#tips\"\u003eTips \u0026amp; Best Practices\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#forpackning\"\u003ePackage Contents\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#ansvar\"\u003eImportant Notes \u0026amp; Disclaimer\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"#sammanfattning\"\u003eSummary\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/nav\u003e\u003c!-- INTRODUCTION --\u003e\n\u003csection id=\"introduktion\"\u003e\n\u003ch2\u003eIntroduction – What does the RC-10 do?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eRC-10\u003c\/strong\u003e is an \u003cstrong\u003eautomatic, switched-mode battery charger\u003c\/strong\u003e with a microcontroller (CPU) that continuously monitors the battery's condition and adjusts voltage\/current according to the selected battery type and temperature. It functions as both a \u003cstrong\u003efast charger\u003c\/strong\u003e (within safe limits) and a \u003cstrong\u003emaintenance charger\u003c\/strong\u003e (float\/maintenance), and has a special \u003cstrong\u003e\"Repair\" mode\u003c\/strong\u003e (pulse\/desulfation) for lead-acid batteries that have been low for an extended period. Thanks to \u003cstrong\u003etemperature compensation\u003c\/strong\u003e, it performs stably in both Nordic winters and summer heat.\u003c\/p\u003e\n\u003cp\u003eThe charger is available with \u003cstrong\u003eEU, US, AU\u003c\/strong\u003e, or \u003cstrong\u003eUK\u003c\/strong\u003e plugs and covers a wide capacity range for 12V and 24V. The large screen, clear icons, and logical button menu make the RC-10 easy to use even for beginners – while its precision and safety features are appreciated by professionals.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SPECIFICATIONS --\u003e\n\u003csection id=\"specifikationer\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e KONNWEI RC-10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput:\u003c\/strong\u003e 110–240 V AC, ~165 W, active fan cooling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput (this item):\u003c\/strong\u003e \u003cstrong\u003e12V \/ 10A\u003c\/strong\u003e \u0026amp; \u003cstrong\u003e24V \/ 5A\u003c\/strong\u003e (automatic 12\/24 V selection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloat Voltage (lead-acid):\u003c\/strong\u003e 13.8 V (12V) \/ 27.6 V (24V) \u0026nbsp;•\u0026nbsp; \u003cstrong\u003eMax Charge Voltage (lead-acid):\u003c\/strong\u003e 14.7 V \/ 29.4 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLiFePO4 Mode:\u003c\/strong\u003e 14.6 V (12V) \/ 29.2 V (24V) – BMS-compatible charging profile\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Start Voltage:\u003c\/strong\u003e ≈2.0 V (\"wake-up\" for deeply discharged lead-acid batteries)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency:\u003c\/strong\u003e ≈85 %\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 2.4” backlit display with real-time data\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperational Protection:\u003c\/strong\u003e short circuit, reverse polarity, low\/high input voltage, overcurrent, overtemp, overcharge, spark protection, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Environment:\u003c\/strong\u003e smart temp compensation (cold\/hot environment)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Batteries:\u003c\/strong\u003e Lead-acid (WET\/Flooded), \u003cstrong\u003eAGM\u003c\/strong\u003e (flat\/spiral), \u003cstrong\u003eGEL\u003c\/strong\u003e, \u003cstrong\u003eEFB\u003c\/strong\u003e, \u003cstrong\u003eLiFePO4\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity (guideline values):\u003c\/strong\u003e 12V ≈ 6–150 Ah (lead-acid) \/ 24–120 Ah (LiFePO4). 24V ≈ 6–100 Ah (lead-acid\/LiFePO4)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlugs:\u003c\/strong\u003e \u003cstrong\u003eEU\u003c\/strong\u003e, \u003cstrong\u003eUS\u003c\/strong\u003e, \u003cstrong\u003eUK\u003c\/strong\u003e, \u003cstrong\u003eAU\u003c\/strong\u003e (select variant)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, FCC, RoHS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\/red casing with internal fan cooling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote on current output:\u003c\/em\u003e The RC-10 model may appear in some specifications as \u003cstrong\u003e12A\/6A\u003c\/strong\u003e. \u003cstrong\u003eThis item\u003c\/strong\u003e refers to the \u003cstrong\u003e12V\/10A \u0026amp; 24V\/5A\u003c\/strong\u003e variant.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FEATURES --\u003e\n\u003csection id=\"funktioner\"\u003e\n\u003ch2\u003eFeatures \u0026amp; Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-Stage Smart Charging:\u003c\/strong\u003e Optimal and gentle charging from deeply discharged to full maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePulse\/Desulfation (Repair):\u003c\/strong\u003e Helps break down sulfate layers in lead-acid batteries (disconnected battery only).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic 12\/24 V:\u003c\/strong\u003e Automatically switches to the correct system voltage (confirm on screen).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Chemistry:\u003c\/strong\u003e For \u003cstrong\u003eWET\/AGM\/GEL\/EFB\u003c\/strong\u003e and \u003cstrong\u003eLiFePO4\u003c\/strong\u003e with correct voltage profile.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemp Compensation:\u003c\/strong\u003e Cold\/hot adapted charging for improved lifespan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance Mode:\u003c\/strong\u003e Switches to \u003cem\u003efloat\u003c\/em\u003e when the battery is fully charged – ready to stay connected.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Display:\u003c\/strong\u003e Shows voltage, current, percentage, charge phase, temperature, and error codes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Protection:\u003c\/strong\u003e Short circuit, reverse polarity, overcharge, overtemp, etc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Plugs:\u003c\/strong\u003e Choose EU\/US\/UK\/AU – perfect for workshop, travel, or imported vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Range of Applications:\u003c\/strong\u003e Car, motorcycle, ATV\/UTV, boat (starting bank), lawnmower, RV, light truck, etc.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- COMPATIBILITY --\u003e\n\u003csection id=\"kompatibilitet\"\u003e\n\u003ch2\u003eCompatibility \u0026amp; Battery Types\u003c\/h2\u003e\n\u003cp\u003eThe RC-10 is designed for \u003cstrong\u003estarter and service batteries\u003c\/strong\u003e in 12V and 24V systems. Select the correct chemistry mode in the menu:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWET\/Flooded (lead-acid):\u003c\/strong\u003e Standard starter batteries – supported in all stages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAGM (flat\/spiral):\u003c\/strong\u003e Often requires slightly higher charging voltage – \u003cem\u003eAGM profile\u003c\/em\u003e recommended.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGEL:\u003c\/strong\u003e Use \u003cem\u003eGEL mode\u003c\/em\u003e (controlled voltage\/current).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEFB:\u003c\/strong\u003e Can be charged in \u003cem\u003elead-acid\/AGM mode\u003c\/em\u003e according to the manufacturer's recommendation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLiFePO4:\u003c\/strong\u003e Select \u003cem\u003eLiFePO4 mode\u003c\/em\u003e (14.6 V \/ 29.2 V). The battery should have an \u003cstrong\u003eintegrated BMS\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eCapacity:\u003c\/em\u003e For 12V lead-acid ≈ \u003cstrong\u003e6–150 Ah\u003c\/strong\u003e, 24V lead-acid ≈ \u003cstrong\u003e6–100 Ah\u003c\/strong\u003e. For LiFePO4, ≈ \u003cstrong\u003e24–120 Ah\u003c\/strong\u003e (12V) and ≈ \u003cstrong\u003e12–80 Ah\u003c\/strong\u003e (24V) are recommended, depending on BMS and manufacturer specifications. Larger batteries can be charged but take longer; very small batteries should be charged in low-power\/maintenance mode.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- 7-STAGE CHARGING --\u003e\n\u003csection id=\"laddsteg\"\u003e\n\u003ch2\u003e7-Stage Charging – How the RC-10 Works\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiagnosis\/Identification:\u003c\/strong\u003e Checks connection, polarity, voltage, and selects 12\/24 V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoft Start:\u003c\/strong\u003e Gentle current input for deeply discharged batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulk:\u003c\/strong\u003e Highest safe current (up to 10A\/5A) for rapid energy replenishment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAbsorption:\u003c\/strong\u003e Constant voltage as the battery approaches full – gradually reduces current.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalysis:\u003c\/strong\u003e Checks if the battery holds its voltage and assesses internal losses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecondition\/Equalize*:\u003c\/strong\u003e Pulse or high-voltage phase for lead-acid (not LiFePO4) for capacity restoration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFloat\/Maintenance:\u003c\/strong\u003e Keeps the battery at ≈13.8\/27.6 V – ready immediately when you need to start.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003e*Equalization step applies only in lead-acid profiles and under controlled conditions. Always follow the battery manufacturer's advice.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- MANUAL --\u003e\n\u003csection id=\"manual\"\u003e\n\u003ch2\u003eManual \u0026amp; Installation Guide\u003c\/h2\u003e\n\u003ch3\u003ePreparations\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eEnsure the battery is \u003cstrong\u003efully\u003c\/strong\u003e or \u003cstrong\u003epartially\u003c\/strong\u003e disconnected from the vehicle's sensitive electronics if you are going to run \u003cstrong\u003eRepair\u003c\/strong\u003e mode.\u003c\/li\u003e\n\u003cli\u003eIdentify the battery's \u003cstrong\u003echemistry type\u003c\/strong\u003e (WET\/AGM\/GEL\/EFB\/LiFePO4) and \u003cstrong\u003esystem voltage\u003c\/strong\u003e (12\/24 V).\u003c\/li\u003e\n\u003cli\u003eSelect the correct \u003cstrong\u003epower plug\u003c\/strong\u003e (EU\/US\/UK\/AU) and check that the power outlet is grounded\/OK.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eStandard Charging (Maintenance\/Fast)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 1:\u003c\/strong\u003e Connect the \u003cstrong\u003eRED clamp\u003c\/strong\u003e to the battery's \u003cstrong\u003e+\u003c\/strong\u003e and the \u003cstrong\u003eBLACK clamp\u003c\/strong\u003e to the \u003cstrong\u003e−\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 2:\u003c\/strong\u003e Plug in the power cord (110–240 V AC). The charger starts and automatically detects 12\/24 V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 3:\u003c\/strong\u003e Select the \u003cstrong\u003ebattery profile\u003c\/strong\u003e (WET\/AGM\/GEL\/EFB\/LiFePO4). Confirm with OK.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 4:\u003c\/strong\u003e Charging begins. Monitor percentage, voltage, and current on the screen.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 5:\u003c\/strong\u003e When 100% is reached, the RC-10 goes into \u003cstrong\u003efloat\u003c\/strong\u003e mode. You can leave it connected for maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStep 6:\u003c\/strong\u003e Disconnect in reverse order: unplug power cord → black clamp → red clamp.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eRepair\/Pulse Mode (Disconnected Lead-Acid Battery Only)\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect the battery completely from the vehicle. Connect the clamps +\/− as above.\u003c\/li\u003e\n\u003cli\u003eSelect \u003cstrong\u003eRepair\u003c\/strong\u003e in the menu (for lead-acid only, \u003cem\u003enot\u003c\/em\u003e LiFePO4).\u003c\/li\u003e\n\u003cli\u003eAllow the process to complete (can take several hours). Interrupt if the battery becomes abnormally hot or smells.\u003c\/li\u003e\n\u003cli\u003eAfter Repair – perform a normal \u003cstrong\u003efull charging cycle\u003c\/strong\u003e before using the battery.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eMaintenance Winter \u0026amp; Long-Term Storage\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSelect the appropriate profile; let the charger stay in \u003cstrong\u003efloat\u003c\/strong\u003e mode to counteract self-discharge and sulfation.\u003c\/li\u003e\n\u003cli\u003eRegularly check the fluid level of openable lead-acid batteries (if applicable).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- TROUBLESHOOTING --\u003e\n\u003csection id=\"felsokning\"\u003e\n\u003ch2\u003eTroubleshooting \u0026amp; Status Indicators\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"REV\/Polarity\":\u003c\/strong\u003e Clamps are reversed – swap red\/black.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"Lo Volt\/2V Wake-up\":\u003c\/strong\u003e Battery is deeply discharged. RC-10 attempts to wake it – allow time for the process.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"Hi Temp\":\u003c\/strong\u003e Overheating protection active – allow the unit to cool, ensure airflow around the fan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\"Fault\/Err\":\u003c\/strong\u003e Check clamps, contact pressure, and that the battery profile is correct for the chemistry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFluctuating voltage in float:\u003c\/strong\u003e Normal pulse maintenance – the charger keeps the battery fully charged.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot initiating charge:\u003c\/strong\u003e Deeply damaged battery, cell failure, or too low capacity – test\/replace.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection id=\"faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003ch3\u003e1. Can I charge the battery \u003cem\u003ewithout\u003c\/em\u003e disconnecting it from the car?\u003c\/h3\u003e\n\u003cp\u003eYes – for normal charging\/maintenance, this is fine. \u003cstrong\u003eRepair\u003c\/strong\u003e mode should only be run with a \u003cstrong\u003edisconnected\u003c\/strong\u003e battery.\u003c\/p\u003e\n\u003ch3\u003e2. Is LiFePO4 supported?\u003c\/h3\u003e\n\u003cp\u003eYes. Select \u003cstrong\u003eLiFePO4 mode\u003c\/strong\u003e (14.6 V \/ 29.2 V). The battery should have a BMS. Do not use Repair on LiFePO4.\u003c\/p\u003e\n\u003ch3\u003e3. What capacity can the RC-10 handle?\u003c\/h3\u003e\n\u003cp\u003eGuideline values: 12V lead-acid ≈ \u003cstrong\u003e6–150 Ah\u003c\/strong\u003e, 24V lead-acid ≈ \u003cstrong\u003e6–100 Ah\u003c\/strong\u003e. LiFePO4 ≈ \u003cstrong\u003e24–120 Ah\u003c\/strong\u003e (12V) depending on BMS.\u003c\/p\u003e\n\u003ch3\u003e4. Can the charger remain connected for a long time?\u003c\/h3\u003e\n\u003cp\u003eYes, it switches to \u003cstrong\u003efloat\/maintenance\u003c\/strong\u003e mode when the battery is full. Perfect for winter storage.\u003c\/p\u003e\n\u003ch3\u003e5. My screen shows 13.8 V but 100% – is it finished?\u003c\/h3\u003e\n\u003cp\u003eYes. 13.8 V is the \u003cstrong\u003efloat\u003c\/strong\u003e level (maintenance). The battery is kept full without overcharging.\u003c\/p\u003e\n\u003ch3\u003e6. Is 12A\/6A the same model?\u003c\/h3\u003e\n\u003cp\u003eThe RC-10 is available in the market with different max currents. \u003cstrong\u003eThis item\u003c\/strong\u003e is \u003cstrong\u003e10A\/5A\u003c\/strong\u003e. Check the product page.\u003c\/p\u003e\n\u003ch3\u003e7. Can I charge boat batteries?\u003c\/h3\u003e\n\u003cp\u003eYes – for \u003cstrong\u003estarter and service banks\u003c\/strong\u003e (not large stationary banks without considering charging time\/current).\u003c\/p\u003e\n\u003ch3\u003e8. I can hear the fan – is that normal?\u003c\/h3\u003e\n\u003cp\u003eYes, the RC-10 has \u003cstrong\u003efan cooling\u003c\/strong\u003e for stable operation and longevity.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- TIPS --\u003e\n\u003csection id=\"tips\"\u003e\n\u003ch2\u003eTips \u0026amp; Best Practices\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrect Profile:\u003c\/strong\u003e Always choose the chemistry mode that matches the battery (WET\/AGM\/GEL\/EFB\/LiFePO4).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClamps \u0026amp; Contact:\u003c\/strong\u003e Clean terminals and ensure good contact – this reduces heat and charging time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold Climate:\u003c\/strong\u003e Charge at above-freezing temperatures if possible; the RC-10 temperature compensates, but the chemistry becomes sluggish in the cold.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-Term Storage:\u003c\/strong\u003e Leave the RC-10 in \u003cem\u003efloat\u003c\/em\u003e mode – the battery performs best when full.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety First:\u003c\/strong\u003e Sparks\/flames must not occur near open lead-acid batteries (hydrogen gas risk).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombine with Diagnostics:\u003c\/strong\u003e For starting problems – supplement with a \u003ca href=\"https:\/\/www.felkodslasare.se\/collections\/felkodslasare-1\"\u003ehandheld fault code reader\u003c\/a\u003e to rule out ECU faults.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- PACKAGING --\u003e\n\u003csection id=\"forpackning\"\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × KONNWEI RC-10 charger (selected power plug: EU\/US\/UK\/AU)\u003c\/li\u003e\n\u003cli\u003e1 × Set of heavy-duty crocodile clamps (red\/black)\u003c\/li\u003e\n\u003cli\u003e1 × Quick Start\/User Guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- DISCLAIMER --\u003e\n\u003csection id=\"ansvar\"\u003e\n\u003ch2\u003eImportant Notes \u0026amp; Disclaimer\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepair mode\u003c\/strong\u003e is only for \u003cstrong\u003edisconnected lead-acid batteries\u003c\/strong\u003e. Do not use on LiFePO4.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24V Systems:\u003c\/strong\u003e Only for 24V batteries\/banks in good condition – do not exceed recommended Ah.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamage due to incorrect connection\u003c\/strong\u003e or wrong battery mode is not covered by warranty. Always follow the manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVentilation:\u003c\/strong\u003e Use in a well-ventilated area. Avoid moisture, dust, and flammable environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003c!-- SUMMARY --\u003e\n\u003csection id=\"sammanfattning\"\u003e\n\u003ch2\u003eSummary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKONNWEI RC-10\u003c\/strong\u003e is a versatile, safe, and powerful \u003cstrong\u003e12V\/24V battery charger\u003c\/strong\u003e with \u003cstrong\u003e7-stage intelligence\u003c\/strong\u003e, \u003cstrong\u003ePulse Repair\u003c\/strong\u003e, and \u003cstrong\u003etemperature compensation\u003c\/strong\u003e. It handles everything from classic lead-acid and AGM\/GEL\/EFB to modern \u003cstrong\u003eLiFePO4\u003c\/strong\u003e – with clear and distinct feedback on a \u003cstrong\u003e2.4” display\u003c\/strong\u003e. Choose the correct power plug (EU\/US\/UK\/AU) and charge safely year-round – in the garage, workshop, or on the go.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- SEO (HIDDEN) --\u003e\n\u003cdiv style=\"display: none;\"\u003eKONNWEI RC-10, battery charger 12V 24V, 10A 5A, 7-stage charging, pulse repair, desulfation, LiFePO4 charger, AGM GEL EFB WET, maintenance charger, temperature compensation, automatic charger, short circuit protection, reverse polarity, EU US UK AU plug, car motorcycle boat ATV truck SUV, float maintenance, microprocessor controlled, felkodslasare.se.\u003c\/div\u003e\n\u003c\/section\u003e","brand":"Konnwei","offers":[{"title":"Default Title","offer_id":54177166622988,"sku":"FEL-RC-10","price":37.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4979\/6876\/files\/Hbc2d597329ae495faeea4ba4c48ff1b1J.jpg?v=1771872194","url":"https:\/\/www.felkodslasare.se\/en-en\/products\/konnwei-rc-10-snabbladdare-12v-24v","provider":"Felkodsläsare","version":"1.0","type":"link"}