The Thunder Battery Box provides 12 volt and 240 volt power for common devices and appliances, acting as a dual battery system to manage solar and in-vehicle charge. Featuring a 7 stage smart charger to maintain battery condition, the unit is compatible with leading vehicle batteries, including Lead Acid, Calcium, Gel and AGM up to 120Ah in size. Setting up the Battery Box is simple, with a step-by-step guide that helps you select your type of battery, remembers the last battery you used, and will warn you if there’s a fault during charge.

300W modified sine wave inverter, 5 volt USB 2.1A socket, 2 x 12V accessory sockets, 50A Anderson socket, external battery terminals, low voltage cut-out and manual isolator switch

Important: Appliance guide is based on the Battery Box being fitted with a 12V 120Ah deep cycle battery. Rating and running times are a guide only, dependent on the use and conditions. It is recommended to never fully discharge your batteries, as this can cause permanent damage to the cells.

Features:

Charges most 12 Volt batteries including Lead Acid, GEL, AGM, LiFePO4 and Calcium batteries.
Weight: 4.62kg (excluding battery)
External dimensions: 240mm (W) x 440mm (L) x 327mm (H)
Internal dimensions: 180mm (W) x 330mm (L) x 238mm (H)