12V 300Ah Lithium Battery + Control Box 2 USB

The lowest price for 12V 300Ah Lithium Battery + Control Box 2 USB right now is $1,099.00 at BIG W, compared across 4 retailers.

The all-time low was $1,087.00 on 3 Sept 2026 — today's price is 1% above the lowest ever. This is at or near its all-time low — a good time to buy.

Prices last updated 18 Oct 2026.