LiTime 12V 100Ah MINI LiFePO4 Lithium Battery, Upgraded Max. 1280Wh Energy Small Size LiFePO4 Battery with Upgraded 100A BMS for RV, Camper, Solar, Trolling Motor - Walmart.com
36V 48V to 12V 100A 1200W DC DC Step Down Converter Voltage Regulator – Daygreen
Amazon.com: 12V 100A 4Series BMS Protection Board with Balancing with Overcharge/Overdischarge/Overcurrent/Short Circuit Protection for LiFePO4 Battery Pack : Electronics
TL-SSR – 12V / 100A DC Unidirectional Solid State Relay (SSR)
Voltage converter from 24V to 12V, 100A, 1200W, IP68