Amazon.com: Renogy 24V 50Ah LiFePO4 Deep Cycle Lithium Battery, Over 3500 Cycles, Built-in BMS, Backup Power Perfect for Solar Storage System, RV, Marine, Trolling Motors, Golf Carts and Other Off-Grid System :
VMF VECX 11 24V 400Ah (5h) Tractie Batterij Set - Advitek Marine Systems A.M.S. B.V.