26650 lifepo4 battery holder 4S4P (VLRA AGM 9aH 12V replacement)

26650 LiFePo4 battery holder.This battery holder is used to build a 4S4P battery as a replacement for a 9Ah 12V AGM/VRLA battery. The dimensions are 5 millimeters larger than the original lead-acid battery because the APC UPS has a bit more space, and still fits. The APC has two 12V batteries (24V in series) and a partition between them. An 8S 60A BMS will fit between the batteries. The LiFePo4 battery will have approximately 50% greater capacity than a 9Ah 12V AGM battery.If space for a BMS is