Your small 12V project dies before the day's out and the lead-acid unit you're running is heavy, thirsty, and wants a top-up every few weeks. This Jaycar 12.8V 25Ah lithium deep cycle battery handles repeated discharge without that maintenance drag. It's sized for compact builds — a small solar charge controller, an auxiliary 12V circuit in a camper, or a benchtop power bank for workshop tools. Lithium chemistry keeps it lighter and gives you a flatter voltage curve through the discharge window compared to the gel or AGM blocks it replaces
| brand | Jaycar |
| voltage | 12.8V |
| capacity | 25Ah |
| chemistry | Lithium |
| type | Deep Cycle |
| category | Electronics & Components > Power & Batteries |
| rrp | $269.00 |
| sku | SB2213 |