Are you still using lead-acid batteries for your RV, solar system, or home backup?
If yes, it's time to rethink.
Lead-acid batteries have been around for decades. They're cheap upfront — but they cost you more in the long run. Frequent replacements, heavy weight, slow charging, and constant maintenance.
Lithium batteries are different. And once you switch, you'll wonder why you didn't do it sooner.
The 5 Biggest Benefits of Switching to Lithium
1. Invest Once. Benefit for Years.
A lithium battery lasts 5 to 10 times longer than lead-acid. That's 6,000+ cycles compared to just 300-500 cycles. If you use it every day, that's over 16 years of service. One investment. A decade of peace of mind.
2. Lightweight. Easy to Carry.
Lithium batteries weigh about half as much as lead-acid. Our 12V 100Ah model weighs only 11 kilograms — you can carry it with one hand. This makes it perfect for RVs, camping, and boats, where every kilogram matters.
3. More Power. Faster Charging.
Lithium delivers over 95% efficiency, while lead-acid only gives you 70-80%. That means more of your solar energy actually gets used instead of being wasted. And lithium charges 3 to 5 times faster than lead-acid.
4. Safe & Smart. Built-in BMS.
Every POWLAND battery comes with a built-in Battery Management System, or BMS. It protects against overcharging, over-discharging, short circuits, and high temperatures. You don't need to worry. The battery takes care of itself.
5. Expandable. Start Small, Grow Later.
Need more capacity down the road? No problem. You can connect up to 4 batteries in parallel. Start with one battery today. Add more as your energy needs grow.
Which Battery is Right for You?
Not sure which model to choose? Here is a quick guide.
If you go weekend camping or fishing and need something lightweight, the 12V 100Ah is your best choice. It weighs only 11 kilograms, stores 1.28 kWh of energy, and you can carry it with one hand.
If you have an RV, a boat, or a medium-sized solar system, the 24V 100Ah is a balanced choice. It stores 2.56 kWh and works with standard 24V systems.
If you need home solar storage for daily use, the 51.2V 100Ah is a great fit. It delivers 5.12 kWh at the standard home voltage, offering excellent value.
If you want whole-home backup or off-grid living, go with the 51.2V 300Ah. It stores 15.36 kWh — enough to power an entire home.
Need even more capacity? All models support parallel connection. You can connect up to 4 batteries of the same model. Start with one. Add more later.
Still Using Lead-Acid? Here's What You're Missing
Let's compare a 12V 100Ah lead-acid battery with a 12V 100Ah lithium battery.
Lead-acid gives you 300 to 500 cycles. Lithium gives you over 6,000 cycles.
Lead-acid weighs about 25 to 30 kilograms. Lithium weighs only 11 kilograms.
Lead-acid only gives you 50% usable capacity — that is just 0.64 kWh. Lithium gives you 100% usable capacity — a full 1.28 kWh.
Lead-acid requires regular watering and cleaning. Lithium requires none.
Lead-acid takes 6 to 8 hours to charge. Lithium takes 1 to 2 hours.
And over 10 years, lead-acid costs you more because you have to replace it 3 to 4 times. Lithium costs you less because you buy it once.
The math is simple. Lithium saves you money, time, and hassle.
Ready to Make the Switch?
At POWLAND, we make lithium batteries for real life — from weekend camping trips to full-time off-grid living.
Here is what we promise you:
6,000+ cycles — Your battery will last for years.
Built-in BMS for safety — No overcharging, no overheating, no worries.
Lightweight design — Easy to carry and install.
2-year warranty — Peace of mind included.
Free consultation — Not sure which battery you need? Just ask us.
Invest once. Benefit for years.
👉 Contact us to find the right battery for your needs.
