Battery Box, Blue, 10 1/2 in. deep, 13 in. wide, 9 1/2 in. tall, by Moroso
Renogy Deep Cycle AGM Battery 12-Volt 100Ah w/ Box Safe Charge Most Home Appliances for Off-Grid Solar System, Maintenance-Free RBT100AGM12B - The Home Depot
Jaz Products Sealed Red Plastic Battery Box, 13 x 10-1/2 x 9-1/2 - Walmart.com