Telecom Lihthium Battery quotation Product Information 48V backup battery can be used for 48V 3kW/5kW/8kW/10kW solar household energy storage system, communication station standby power supply system and outdoor solar energy storage station. It is designed according to the standard size and is easy to install in the standard rack. The battery can be connected in parallel or series to obtain higher system voltage or capacity. The聽48V backup battery has excellent high temperature performance, with a thermal peak of 350~500 鈩?and a working temperature range of - 20~+75 鈩? It can still release 100% capacity at high temperature (60 鈩?. It can accept high rate discharge, even at 5C discharge rate, the discharge rate can still reach 90%. The battery will overflow within 40 minutes after charging at 1.5C, and the starting current can reach 2C. Specification ModelSizeWeightLifespanCommunication protocol 48V 10Ah1U (442x385x44mm)8kgOver 5000 cycles (100%DOD)RS232 RS485 CAN (Customizable) 48V 20Ah1U (442x385x44mm)13kg 48V 30Ah2U (442x385x88mm)16.5kg 48V 50Ah3U (442x385x132mm)35kg 48V 80Ah4U (442x385x176mm)40kg 48V 100Ah5U (442x385x220mm)62kg Function description of 48V backup battery. 1. Product size meets the requirements of standard rack, easy to install. 2. 5000 cycles lifespan design. 3. Intelligent BMS provides smart battery balanced management. 4. Compatible the RS485, CAN, RS232 communication protocol. 5. High-precision voltage and current detection, intelligent optimization of charging and discharging current, prolong life time of system. 6. Smart charging and discharging management the FCC capacity automatic learning. 7. With 5-channels temperature detection, ensure battery safety. Reminder: 1). Warranty period: 5 years (since the date of shipment ETD). 2). If any lost or damage in shipping, please send us picture or video for checking. 3). How to report goods defective problem in warranty period? Firstly, please send us photos and videos for checking, our technical team will follow it up and teach you how to figure out failure cause and find the solution in our warranty regulation sheet, we will send you replacement or refund if we are responsible.Telecom Lihthium Battery quotation website:http://www.msntechbattery.com/lithium-battery/telecom-lihthium-battery/