12V 300Ah AGM deep cycle battery bank (6 x 2V batteries) for large power systems and energy storage – Solarika.co.uk
Xupai 12V 200ah up to 300ah AGM VRLA Sealed Lead Acid Battery Elect 24 Hours - China 12V 200ah up to 300ah AGM VRLA Battery, AGM-12V-90ah-Rocket-Battery | Made-in-China.com