【EV Grade A Cells & True Capacity】 TechCella 12V 320Ah LiFePO4 battery is built with automotive-grade A+ cells, featuring excellent voltage balance, ultra-low self-discharge, and stable performance. Delivers more than 320Ah actual capacity — more usable power than rated. Compact size (13.58×7.48×9.64 in) and 58.43 lbs weight make it perfect for RVs, off-grid systems, and trolling motors 【【200A BMS & High Power Output】 Equipped with a robust 200A smart BMS, this battery supports up to 300A peak discharge for 10s, ideal for high-power appliances and motor startups. It auto-recovers from overload protection within 30 seconds, ensuring continuous operation without power drop. With -20°C/-4°F to 60°C/140°F discharge range and charging cut-off below 0°C/32°F, it’s built to perform safely in extreme conditions 【Smart Bluetooth Monitoring & Easy Setup】 Built-in Bluetooth allows you to monitor battery status in real time via your smartphone — no need to remove the battery or install extra monitors. Easy to set up with no complex wiring 【Upgraded Internal Protection & Stability】 Designed with enhanced safety in mind, the battery features an insulated sleeve on the negative wire to prevent abrasion and protect internal circuits. Extended adhesive curing time ensures a more stable and secure internal structure, reducing risk of damage over time and improving long-term durability 【Fast Charging & Tips】 Supports 20A–160A charging current and fast charging with a 14.6V 50A LiFePO4 charger, fully recharging in just 6.4 hours. For deeply discharged batteries, we recommend using a charger with 0V activation to restore power safely. To protect battery life, start charging when capacity reaches 10–20% to avoid BMS low-voltage shutdown 【4S4P & Long-Term Reliability】 TechCella 12V 320Ah lithium battery supports 4S4P configuration, reaching 51.2V 1280Ah, delivering an upgraded capacity of 65.536KWh. With over 6000+ deep cycles and a 10-year lifespan, it's perfect for DIY battery systems and ideal for home energy storage, RVs, and other off-grid applications 【Dedicated Customer Support】 Whether you have questions about TechCella LiFePO4 battery or need technical assistance, we promise to respond on the same day. Our dedicated team is here to resolve any issues and ensure you have a smooth experience with our products

【Multi-brand Inverter Communication】 TechCella 48V 100Ah LiFePO4 rack mount battery supports smooth communication with popular inverter brands like Victron, Pylontech, Luxpower, Sol-Ark, DEYE, Growatt, GoodWe, and more. Equipped with CAN and RS485 communication ports, it includes a communication cable for easy integration—ideal for off-grid solar, home energy storage systems, and telecom backup 【Upgraded 100A BMS with Grade-A EV Cells】 Built with 16 Grade-A EV LiFePO4 cells and an upgraded smart BMS, this server rack 48V lithium battery delivers outstanding cell consistency, ultra-low self-discharge, and over 6000 deep cycles. Charging from 0°C/32°F - 55°C/131°F and discharging from -20°C/-4°F - 60°C/140°F—ensures safe and reliable operation in both hot and cold environments 【Dual Switch, Dual Terminals & Fast Plug】 The switch activates the BMS for a secure system startup, while the built-in 125A breaker controls terminal output and cuts off power during overcurrent—protecting your deep cycle 48V battery. Dual terminals ensure balanced current, lower heat, and prevent overload. Equipped with fast plug connectors for quick, tool-free installation—safe, anti-reverse, and highly conductive 【3U Rack-Mount Design, Supports Up to 15P】 Designed for scalable energy storage, this 3U 48V LFP rack-mount battery (17.40" x 18.89" x 5.23", 100 lb) features a durable metal case and solid handles for easy installation. It supports up to 15 units in parallel—ideal for home backup, workshop, or off-grid solar battery systems. Each unit comes with a parallel communication cable and a parallel power cable for fast, stable multi-unit integration 【Smart Display & Bluetooth App Monitoring】 The built-in LCD display shows real-time battery data including voltage, current, temperature, and protection status. Through the LCD PackSet menu, you can easily set the BMS communication protocol—RS485 or CAN—based on your inverter. Bluetooth connectivity lets you check battery status on your phone, and the built-in SOC indicator light shows remaining capacity at a glance 【Fast & Flexible Charging】 Recommended charging voltage: 56.8V–58.4V. Charge at 20A (0.2C) for a full 100% charge in about 5 hours, or at 50A (0.5C) for a quick 97% charge in just 2 hours, with support for up to 100A max charging current. If you're using an MPPT controller or inverter, please refer to the recommended settings in our user manual for optimal performance 【5-Year Warranty & Safety Certified】 The TechCella 48V 100Ah rack mount LiFePO4 battery comes with a 5-year warranty for long-term reliability, featuring same-day technical support ready to resolve any issues.

【Longer Lifespan】 TechCella LiFePO4 battery offers up to 8000 time cycles at 60% DOD, 6000 time cycles at 80% DOD, 4000 time cycles at 100% DOD. Compared to traditional lead-acid batteries, which offer only about 300-500 cycles, TechCella batteries deliver a significantly longer lifespan, lasting up to 10 years with higher reliability and durability 【Safety and Protection】 Equipped with a 200A BMS to prevent overcharging, over-discharging, overheating, and short circuits, ensuring maximum safety and efficiency. Additionally, it features advanced high and low-temperature protection; when temperatures exceed 60℃/140℉ or drop below 0℃/32℉, the BMS automatically cuts off charging. It also supports efficient discharging at temperatures as low as -20℃/-4℉. Whether for cold-weather fishing or solar applications, this battery maintains outstanding reliability and efficiency 【Lightweight and Compact】 Weighing only 41.22 lbs (18.7 kg), it is three times lighter than lead-acid batteries, additionally, it supports 4S4P expansion, up to 40.96KWh, offering greater flexibility to scale up capacity as needed, making it ideal for RVs, solar systems, marine applications, and backup power solutions without sacrificing portability or performance 【Smart Bluetooth】 Track important metrics such as charge level, voltage, and temperature directly from your smartphone in real-time via a dedicated app. Bluetooth 5.0 enhances user convenience and enables proactive management of battery health, ensuring optimal performance and longevity. Whether you're on the go or in a stationary setup, stay informed and in control of your power needs effortlessly 【Durable and Protective Casing】 The TechCella LiFePO4 battery features a rugged ABS casing with IP65 waterproof and fire-resistant protection, ensuring superior durability in harsh environments and safeguarding against physical damage. It is especially suitable for outdoor use, marine, and RVs. The sturdy handle design makes transportation easy and convenient while ensuring safety and reliability 【TechCella Customer Service】 If you encounter any problems while using TechCella's products, our technical support will communicate with you on the same day and solve the issue for you in time