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Power Queen’s Home Backup Batteries provide safe, long-lasting energy storage during blackouts or emergencies. Built with advanced BMS and LiFePO₄ cells, they deliver reliable backup power for fridges, lights, routers, and more. Buy backup power today.
19 products
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Bluetooth | Low-Temp
12V 100Ah Mini Low-temp Smart
🖤Subscribe Price: $211🖤Power Queen 12V 100Ah Mini Low-temp Smart Deep Cycle Lithium Battery$229.99 $369.99 -
Classic
12V 410Ah
🖤Subscribe Price: $735🖤Power Queen 12V 410Ah Deep Cycle Lithium Battery$799.99 $1,399.99 -
Classic
24V 200Ah
🖤Subscribe Price: $725🖤Power Queen 24V 200Ah Deep Cycle Lithium Battery$788.49 $1,299.99 -
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Bluetooth | Low-Temp
51.2V 100Ah Smart
Hot⚡️Black Friday Exclusive: $649⚡️Power Queen 48V (51.2V) 100Ah GC8 Golf Cart Smart Lithium Battery$737.99 $1,399.99 -
Why Choose Power Queen?
10-year Lifespan
Delivers over 4000+ deep cycles (10-year lifespan), 8 times the lifespan of traditional lead-acid batteries, saving you time and replacement costs.
5-Year Warranty
Backed by a full 5-year warranty for quality and performance. Get reliable coverage and long-term assurance with every Power Queen battery.
Smart BMS Technology
Advanced battery management system protects against overcharge, short-circuit, and low-temperature damage,built for safety in every season.
Eco-Friendly & Lightweight
Super lighter than lead-acid batteries and made from recyclable materials, portable power with a cleaner footprint.
100% Safe & Reliable
Built with EV-grade LiFePO4 cells and tested for tough environments, stable, safety, and ultra dependable.
5000+real user reviews
30-Day Free Returns
5-Year Warranty
Fast & Free Shipping
Customer Testimonials
Technical Benefits & FAQs
How do I size a LiFePO4 battery system for my home?
Calculate your peak power and backup duration. For example a 1.2kW load for 4 hours needs 4.8kWh, around one 12V 200Ah lithium batteries.
Are LiFePO4 batteries more efficient than traditional options?
Yes. With 100% round-trip efficiency and nearly zero maintenance, they outperform lead-acid in energy storage, cost, and safety.
Can I charge my home lithium battery from solar and grid power?
Yes. Our LiFePO4 batteries support multi-source input, solar, wind, or grid, and the BMS manages the input safely and automatically.
Are LiFePO4 batteries safe for indoor use?
Completely. They're non-toxic, thermally stable, and certified for various safety and quality standards. Power Queen lithium batteries are ideal for safe in-home installation.
What's the replacement cycle for home energy storage batteries?
With daily cycling, our deep cycle LiFePO4 batteries last 10 years or more.































