Home lithium battery charger 40A - from 220V to 12V from PowerUp

Product description🔌 Professional battery charger Battery Charger Pro AC-DC 40A – smart and multi-system smart and professional battery charger with capacity 40 amps, designed to charge most 12-volt batteries quickly and safely, and supports all types such as STD – GEL – AGM – CAL – LiFePO4 with BMS wake-up technology for modern batteries. Provides high performance, excellent efficiency, and advanced safety levels to ensure a stable and suitable charge for cars, caravans, boats, and energy systems.⭐ Main features🔋 Full compatibility with battery types supports the following batteries: STD – GEL – AGM – CAL – LiFePO4 with BMS activation feature for sealed lithium batteries.⚡ High charging power 40A charges the battery quickly and safely with automatic voltage and current regulation to achieve optimal performance.🧠 Advanced connection ports RJ45 port RS485 port for control and monitoring purposes and connecting the charger to larger systems.🌡️ NTC temperature sensor thermal sensor line to adjust charging voltage according to battery temperature. Can be placed close to the battery or on the positive wire. Can be disconnected when not needed.🔧 Operating modes normal charging mode maintenance mode power supply mode (direct power supply)🔥 Strong electrical performance maximum output voltage: 15V maximum input power: 667W maximum output power: 600W efficiency: 90% input voltage: AC 220–240 volts, 50/60 Hz🌡️ Temperature range operates from –25°C to 45°C without issues.🛡️ IP20 protection rating durable internal structure suitable for use inside vehicles or workshops.📏 Dimensions (Size) 286 × 190 × 71.6 mm suitable size for installation inside the car or battery box or tight spaces.🛠️ Uses suitable for: car batteries caravans and trailers boats solar energy systems travel batteries lithium batteries LiFePO4 workshops and maintenance shops land vehicle equipment🔧 How to use 1️⃣ Connecting the charger to the battery red wire = positive (+) black wire = negative (–) if the battery is inside the vehicle (its negative is grounded to the chassis): connect the red to the positive terminal of the battery. connect the black to the chassis of the car away from the pipes. then connect the charger to electricity. if the vehicle's positive is grounded to the chassis: (very rare) black on the negative terminal. red on the chassis. then connect the electricity. 2️⃣ Turning on the charger plug in the AC cord. turn on the Boat Switch. LED indicators will light up to show the device is working. 3️⃣ Selecting battery type press the Battery Type button and choose: STD – GEL – AGM – CAL – LiFePO4 4️⃣ Stopping charging turn off the charger and set it to Standby. disconnect the power. disconnect the chassis wire first. then disconnect the wire from the battery terminal. ⚠️ Important: do not charge the battery while the vehicle is running. 5️⃣ Memory function when turning on the charger again, it automatically returns to the last charging mode used.🌡️ Temperature compensation adjusts the charger voltage according to ambient temperature: at 25°: no compensation. if temperature rises: voltage decreases by 18mV/°C up to –450mV. if temperature drops: voltage increases by 18mV/°C up to +450mV.🌀 Cooling fan operates automatically when drawing more than 3 amps. stops when current drops below 2.5 amps.🔆 LED indicator explanation 1️⃣ Standby mode LED: On remaining LEDs: Off 2️⃣ Charging mode LED: On charging: On battery type: On 3️⃣ Float mode LED: On full: On battery type: On 4️⃣ Error mode LED: causes include: reverse polarity short circuit high temperature 🛠️ Common problem solutions ❌ 1) Reverse polarity solution: disconnect wires and reconnect correctly. 🔌 2) Short circuit solution: disconnect wires from the battery and chassis then reconnect. 🌡️ 3) High temperature solution: disconnect the charger and let it cool, then restart. 🔌 Power supply mode The charger works as a direct power supply without a battery. ⚠️ Caution when using: incorrect connection may damage the fuse. reverse polarity may cause permanent damage to the device. for experienced users only. ⚠️ Safety warnings the charger is for indoor use only. do not use in rain or in poorly ventilated places. do not charge a damaged or frozen battery. avoid sparks and smoke near the battery. unplug the plug from the socket, not from the wire. avoid wearing rings or metals during connection. warranty: 1 year