Featured Products
Engineered with Innovation, Designed for Your Life and Discovery
Dumfume 12V 600Ah Deep Cycle Rechargeable LiFePO4 Battery for RV, Solar, Marine, Camping, Off-Grid, Home Energy Storage
Dumfume 12V 300Ah Deep Cycle Rechargeable LiFePO4 Battery for RV, Solar Marine, Solar Panel, Camping
Dumfume 12V 150Ah Max Deep Cycle Rechargeable LiFePO4 Battery for RV Solar Marine Solar Panel Camping
Dumfume 12V 100Ah Deep Cycle Rechargeable LiFePO4 Battery for RV Camping Solar Off-Grid
Dumfume 12V 100Ah Mini Deep Cycle Rechargeable LiFePO4 Battery for RV Camping Solar Off-Grid
Power Made Easier with Dumfume
We don't just sell LiFePO4 batteries — we're with you for the long haul.
One-Stop Power Solutions
Batteries and accessories in one place.
24/7 Expert Support
Technician-led support whenever you need help.
5-Year Warranty
Reliable long-term protection for your battery.
Fast U.S. Local Delivery
Orders delivered within 2-5 business days.
30-Day Returns
Hassle-free returns from the official store.
Certified Reliable Quality
CE, FCC & UL certified safe power solutions.
Reliable Payments
Safe & flexible checkout options for peace of mind.
Dumfume in Real Use
Buying guides, install how-tos, tech comparisons and creator reviews.
Dumfume 12V 100Ah LiFePO4 Battery with BMS
$159.99 USD $199.99 USD
Dumfume 12V 600Ah LiFePO4 Battery with BMS
$739.99 USD $899.99 USD
Dumfume 12V 314Ah LiFePO4 Battery with BMS
$449.99 USD $499.99 USD
Dumfume 12V 300Ah LiFePO4 Battery with BMS
$389.99 USD $489.99 USD
Dumfume 12V 100Ah LiFePO4 Battery with BMS
$159.99 USD $199.99 USD
Blog Center
Customer Stories
The Thompson Family's Journey to a Smarter, Resilient Home with Dumfume
Customer Stories
Living the Dream: How a Dumfume Power System Fuels a Couple's Caribbean Sailing Adventure
Customer Stories
Case Study: How Dumfume Batteries Helped Green Valley Farm Reduce Energy Costs by 40%