Safecloud 12V 50Ah Lithium Battery for Marine, RV

· 50A BMS with 100% protection.
· EV-graded LiFePO4 cells, 3000+ cycles@100% DOD, 10 years lifespan.
· 640Wh usable energy, 640W max. continuous output power.
· Max. 4P4S connection, up to 51.2V 200Ah system (10.24kWh).
· 83% lighter, 55% smaller, 3.3X lifespan, and 6% more energy (1C), compared with 12V 100Ah lead-acid battery.
· Ideal for marine use, fish finders, etc.
· Also for camping, RVs, and boondocking.
· 3 charging ways, 10X faster charging rate.
· FCC, CE, RoHS, UN38.3, certified.

1/4

The Light Weight

3X

Run Time

5X

Charges Up To 5x Faster

 

0

Maintenance

100%

Safe & Reliable

 

12.8V Lithium Deep Cycle Battery From Safecloud

12v50ah lithium battery solutions from Safecloud are purpose-built for modern DC power systems in RVs, off-grid solar, marine, and backup applications. If you want superior cycle life, a stable voltage curve, and a compact footprint without the weight of lead-acid, our 12v50ah LiFePO4 battery is a smart upgrade. Produced by a seasoned lifepo4 battery factory, it combines high-quality cells with a precision BMS for dependable performance in daily use.

Why Choose Our 12v 50Ah LiFePO4 Battery

A 12V 50Ah pack hits the sweet spot of portability and usable energy. LiFePO4 chemistry provides a safer, more stable cathode material with excellent thermal resistance. Compared to lead-acid, you’ll enjoy dramatically higher usable capacity (80–100% depth of discharge), over four times the cycle life, and far less weight—ideal for mobile or off-grid setups.

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Long service life
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BMS overall protection
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Good safety characteristics
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High discharge rate
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Series and parallel
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Maintenance free
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Low self-discharge rate
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IP65 waterproof
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Fast charge

Smart BMS, Quality Cells, Real-World Reliability

  • Smart BMS: Balancing plus multi-layer protections for durability.

  • Premium Cells: High consistency, low internal resistance, and robust tab welding.

  • Fast Charging: Compatible with appropriate LiFePO4 chargers for reduced downtime.

  • Maintenance-Free: No acid, no fumes—just clean, steady power.

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BLUETOOTH MONITORING

You can connect to Safecloud’s lithium battery module via Bluetooth and monitor the battery’s data (voltage/current, etc.) through the APP content interface.

Applications for 12v LiFePO4 Battery

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Why choose Safecloud Energy?

OEM/ODM Expertise

Safecloud offers true customization—from cell selection and BMS strategy to enclosure design, communication protocols, and branding. Whether you need wall-mounted home batteries, floor-standing cabinets, rack systems, or portable modules, our engineering team can tailor voltage, capacity, dimensions, connectors, firmware, and CAN/RS485 protocols to your application. We support rapid prototyping, small-batch pilots, and mass production, helping distributors, EPCs, and OEMs launch differentiated products quickly and reliably.

12V LiFePO4 battery OEM manufacturer
Factory Strength & Scale

Choosing the right energy-storage partner is about more than a product—it’s about trusting the factory, the engineering depth, and the certifications behind every battery. Safecloud stands out as a source manufacturer with a modern, 20,000+ m² production base, multiple automated assembly lines, and strict ISO 9001:2015 quality management. From incoming A-grade LiFePO4 cells to final aging tests, we run a closed-loop quality process supported by advanced testing labs, full traceability, and multi-step inspections to ensure safety, consistency, and long cycle life.

Our vertically integrated factory model gives you better control over cost, quality, and lead time. With 150+ skilled employees and standardized production SOPs, we deliver stable capacity, fast delivery, and scalable supply for OEM/ODM projects. We export 85% of our products globally and understand compliance, packaging, and logistics requirements across North America, Europe, Australia, Africa, Korea, and Southeast Asia.

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Engineering & Reliability

Every pack is built with new, A-grade cells and a robust, self-developed BMS that provides multi-layer protection—over/under-voltage, over-current, short-circuit, temperature, and cell-balancing control—for safer operation and extended lifespan. We perform cell matching, aging, and 100% end-of-line functional tests. Our designs target long cycle life, high energy density, and stable performance in demanding environments—backed by a standard 5-year warranty and responsive after-sales support.

Certifications & Compliance

Safecloud products meet key international standards, including UN38.3 and MSDS for safe transport, and CE/FCC/CB where applicable. We also support regional schemes such as KC/BIS and provide complete documentation—test reports, datasheets, and compliance packs—to simplify your market access and project approvals.

One-Stop Energy Storage Solutions

From residential ESS to commercial and industrial projects, we provide end-to-end support: solution design, battery selection, OEM/ODM branding, certification guidance, packaging, and international shipping. Our experienced team understands grid-tie/off-grid, hybrid inverters, and communication matching, ensuring smooth integration and faster commissioning on site.

Frequently Asked Questions
Q|What does Safecloud do?

Safecloud specializes in LiFePO4 batteries and energy-storage systems for residential, commercial/industrial, and mobile/RV scenarios, offering one-stop solutions and OEM/ODM services.

Wall-mounted home batteries, floor-standing/stackable cabinets, server-rack (48V/51.2V) modules, and 12V/24V series.

Residential on/off-grid ESS, C&I peak-shaving/backup, telecom/IT rooms, and mobile power for RVs, boats, and camping.

Yes. Both rack and wall-mounted families support parallel scaling with proper busbars/fusing and BMS settings.

Yes. Our BMS supports RS485/CAN with libraries for leading inverters; we help confirm profiles during scoping.

Grade-A cells plus smart BMS (OV/UV/OCP/OTP/balancing), with cell sorting, aging, and 100% end-of-line tests

Typical routes include UN38.3, CE/FCC/RoHS, with regional add-ons as needed; some models feature rated IP protection.

For example, the 24V 200Ah pack specifies ~3000–6000 cycles (condition-dependent) with low self-discharge and 10+ years design life.

(Rack/Wall families) Nominal 48V/51.2V, 50–200Ah per module; max continuous up to ~1C (model-dependent); round-trip efficiency up to ~95%.

Yes—battery + inverter + controller kits and end-to-end support from selection to integration and shipping.

Yes. We customize enclosures, voltage/capacity, BMS/firmware, comms, and branding. Steps: requirement capture → proposal → prototype/pilot → certification plan → mass production & delivery.

Site survey, structural mounting (wall/rack), compliant cabling/protection, protocol matching, and commissioning; remote support and parallel kits available.

Yes. We provide export shipping and compliance packs (e.g., UN38.3) and tailor documentation/packaging by region.

Share your spec (system V/Ah, surge current, size/interfaces, inverter brand, options such as heater/Bluetooth/CAN). Our sales/engineering team will return with a proposal and schedule.

Use the website form or public email/phone; the company maintains offices and production bases in China (see About/History pages).

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About Safecloud Energy

Safecloud which is a prominent Battery manufacturer, foundation in 2002, has emerged as one of the leading Lifepo4 manufacturers, committed to delivering the finest custom lithium battery packs to users worldwide. Over the years, we have amassed extensive experience as a manufacturer, supplier, and OEM in the lithium battery field.

Why choose US?

we have built a modern quality management system which is in strict accordance with international standards. Besides, because of large overseas markets, most of our products have got CE,FCC,MDSD,UN38.3 Certificates.If you have any new ideas or concepts for the products, please contact us. We are glad to work together with you and finally bring you the satisfied products

  • 18 years of experience in lithium battery production.
  • We have 2 generation bases, 85% of which are sold abroad.
  • It has passed CE, FCC, UN38.3, MSDS related certifications.
  • 3-5 year warranty One-on-one professional service.
  • Support OEM/ODM customization.

Lithium battery solutions

We will serve you the best products with the favorite prices

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