PYLONTECH LITHIUM ION BATTERYS ​ ​ ​ ​ Pylontech's 12.8V 100Ah 1280Wh lithium iron phosphate battery is ideal for marine, and mobile applications. The RT12100G31 is a drop-in replacement for AGM or lead-acid batteries providing 200% the power at a 40% lower weight. ​ ​ With an impressive lifespan of more than 4500 cycles, 100A continuous discharge current, and a wide range of discharge temperatures from -4°F - 140°F, the Pylontech RT12100 is our recommendation for those needing a small, lightweight lithium iron phosphate battery with excellent built-in communications, a highly reliable BMS, and straightforward integration with Victron Energy equipment.