LiTime Deep Cycle Lithium Batteries for Marine, Solar & RV
Superior to Lead-Acid: LiTime batteries deliver higher energy density, longer cycle life, and lighter weight — the smarter power choice for marine, RV, and solar applications.
LiTime Self-Developed BMS: 15 years of expertise bring 20+ smart protections, smart activating to ensure maximum battery safety and minimize failure risks.
EV-Grade Cells: 4000 cycles @100% DOD, 6000 @80%, 15,000 @60%. Each cell has a unique ID for full traceability, ensuring top-tier quality through 80+ tests.
Smart Bluetooth for Confident Boating: Real-time Bluetooth monitoring keeps you in control of your power. Low-temperature charging ensures safe and efficient performance even in cold water.
The Most Complete Power Lineup: From 12V to 48V, LiTime deep cycle batteries deliver reliable energy for marine, RV, and solar systems — the perfect fit for any adventure on water or on the road.
Built for Every Application: Ideal for fishing boats, sailboats, pontoons, RVs, and off-grid solar setups — LiTime powers your journey wherever it takes you.
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LiTime 4000+ Deep Cycle Battery Beyond Lead-Acid
LiTime 4000+ deep cycle lithium batteries offer higher energy density, lighter weight, and up to 10 years of lifespan — the smarter choice for marine, RV, and solar power. With 20+ smart protections and real-time Bluetooth monitoring, you’ll stay safe, in control, and powered even in cold conditions.
Low-Temp Cut-Off Protection
The upgraded intelligent cut-off function automatically stops charging below 0 °C / 32 ℉ and discharging below -20 °C / -4 ℉ to prevent cold-weather damage. This smart protection extends battery lifespan and ensures consistent, long-lasting performance even in harsh conditions.
Smart Bluetooth 5.0 — Power at Your Fingertips
Easily monitor and manage your LiTime battery with advanced Bluetooth 5.0. Get real-time insights into SOC, voltage, current, power output, cycles, and temperature — and remotely control discharge settings or power off the battery for smarter, more convenient energy management.
All-in-One Power for Marine, RV & Solar
From open water to open roads, LiTime deep cycle batteries offer a flexible solution for boats, RVs, and solar systems, delivering reliable power wherever your journey leads.
What is a deep cycle battery and how is it different from a starting battery?
A deep cycle battery is designed to provide steady power over a longer period of time and can be deeply discharged without damaging the battery. In contrast, a starting battery is made to deliver short bursts of high current to start engines and is not suitable for deep discharge.
What are the advantages of LiTime deep cycle lithium batteries?
- Higher energy density for more power in a smaller size.
- Longer cycle life and better durability.
- Lightweight design for easier installation and transport.
- Higher charging efficiency and lower energy loss.
- Stable voltage output and strong performance under heavy load.
Are LiTime deep cycle batteries safe? Do they have built-in protection?
Yes. Each LiTime battery is equipped with a smart Battery Management System (BMS) to provide overcharge, over-discharge, short circuit, and temperature protection. This ensures safe and reliable operation for marine, RV, and solar applications.
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Advantages of Buying from LiTime.com: Benefits, Discounts, And VIP Service
Why LiTime is Your Best Choice
TOP 1 LiFePO4 Brand
As the #1 LiFePO4 battery brand, LiTIme leads the market with the most complete power solutions—covering RVs, home storage, marine, golf carts, off-grid systems, and beyond.
15-Year Expertise
With 15 years of industry experience, LiTime serves over 350,000+ users globally, ensuring quality and trust. LiTime keeps innovating and has your back, always.
24/7 Expert Support
With 24/7 expert support and an average 24-hour response time, we ensure you get the help you need, anytime. Whether it's pre-sales or after-sales, we guarantee 100% support every step of the way.
Expert-Backed Quality
LiTime is certified by top organizations like RVDA, backed by over 70+ patents and recognized for quality. Let authorities and patents prove why LiTime leads the way.
Industry-Leading Tech
With EV-grade cells passing 80+ tests and a self-developed BMS with under 1% margin of error, LiTime batteries ensure 15,000 cycles, 20+ protections, and up to 10 years of reliable performance.
Cutting-Edge Features
LiTime batteries offer a range of advanced features, including Bluetooth, low-temperature protection, self-heating, high-rate discharge, pre-charging, ensuring reliable power and peace of mind in any environment.User-Driven Power Stories
See how LiTime batteries are changing the way real users power their lives.
Power You Can Trust, Backed By Experts
The Power Behind Experts, Adventures, And The World’s Best
