Proven 12V Battery Engineering & Manufacturing Capacity
Over a decade of experience delivering high-performance 12V lithium-ion battery systems to marine, RV, solar, and industrial equipment manufacturers across North America, Europe, and Asia.
Why Industry Leaders Choose Our 12V Batteries
Our 12V lithium-ion battery systems deliver three times the lifespan and half the weight of traditional lead-acid batteries. With advanced Battery Management Systems (BMS) protecting against overcharge, over-discharge, and temperature extremes, our batteries meet the rigorous demands of marine, RV, solar, and industrial applications.
From compact 5Ah packs for portable equipment to massive 300Ah systems for house batteries and solar storage, we maintain consistent quality across our entire 12V product portfolio. Our automated production lines ensure each cell is precisely matched, balanced, and tested to deliver reliable performance in the most demanding environments.
Cells Produced
12V systems worldwide
Cycle Life
80% DOD standard
Ah Capacity
Complete range
Day Lead Time
Standard production
12V Battery Product Portfolio
From compact 5Ah portable power to industrial-grade 300Ah energy storage, our 12V lithium battery systems deliver consistent performance across all capacity ranges.
Portable Power
- Voltage: 12V nominal (12.8V)
- Capacity: 5Ah / 64Wh
- Cycle Life: 2000+ cycles @ 80% DOD
- Weight: ~650g
- Ideal For: Portable devices, backup power
Extended Runtime
- Voltage: 12V nominal (12.8V)
- Capacity: 10Ah / 128Wh
- Cycle Life: 2000+ cycles @ 80% DOD
- Weight: ~1.3kg
- Ideal For: Power tools, medical devices
High Performance
- Voltage: 12V nominal (12.8V)
- Capacity: 20Ah / 256Wh
- Cycle Life: 2500+ cycles @ 80% DOD
- Weight: ~2.5kg
- Ideal For: Wheelchairs, scooters, trolling motors
Marine & RV Grade
- Voltage: 12V nominal (12.8V)
- Capacity: 50Ah / 640Wh
- Cycle Life: 3000+ cycles @ 80% DOD
- Weight: ~6.5kg
- Ideal For: Small boats, camping, solar backup
House Battery
- Voltage: 12V nominal (12.8V)
- Capacity: 100Ah / 1280Wh
- Cycle Life: 3500+ cycles @ 80% DOD
- Weight: ~13kg
- Ideal For: RVs, boats, solar systems, golf carts
Extended Energy Storage
- Voltage: 12V nominal (12.8V)
- Capacity: 200Ah / 2560Wh
- Cycle Life: 4000+ cycles @ 80% DOD
- Weight: ~26kg
- Ideal For: Large RVs, solar installations
Industrial Power
- Voltage: 12V nominal (12.8V)
- Capacity: 300Ah / 3840Wh
- Cycle Life: 5000+ cycles @ 80% DOD
- Weight: ~39kg
- Ideal For: Off-grid systems, commercial vehicles
Your Specifications
- Voltage: 12V or custom
- Capacity: Any requirement
- Dimensions: Custom enclosure
- BMS: Application-specific
- Certifications: Regional compliance
12V Battery Applications
Proven power solutions across marine, RV, solar, mobility, security, and industrial equipment markets.
Home Appliances & Power Tools
High-discharge 12V batteries engineered for cordless vacuum cleaners, lawn mowers, chainsaws, hedge trimmers, and professional power tools. Lightweight design reduces operator fatigue while delivering professional-grade performance.
- Cordless vacuum cleaners & carpet cleaners
- Electric lawn mowers & garden tools
- Cordless drills & impact drivers
- Chainsaws, hedge trimmers, blowers
Recommended: 5Ah - 20Ah
Marine & Boats
Weather-resistant 12V marine batteries for trolling motors, fish finders, navigation electronics, and house power. Superior weight savings improve boat performance and fuel efficiency. Maintenance-free operation eliminates acid spills.
- Trolling motors & electric outboards
- Marine electronics & fish finders
- House batteries for cabin power
- Navigation lights & bilge pumps
Recommended: 50Ah - 200Ah
RV & Motorhomes
Dependable house battery power for RV lighting, water pumps, HVAC fans, and appliances. Deep-cycle capability supports multi-day off-grid camping. Fast charging from solar panels or alternators minimizes downtime.
- House battery banks for lights & pumps
- Refrigerators & air conditioning
- Water pumps & sanitation systems
- Entertainment systems & appliances
Recommended: 100Ah - 300Ah
Motorcycles & Scooters
High-performance starting batteries for motorcycles, scooters, and ATVs. Exceptional cold-cranking performance and vibration resistance. 70% lighter than lead-acid improves handling and acceleration.
- Motorcycle starting batteries
- Electric scooters & mopeds
- ATVs & utility vehicles
- Snowmobiles & personal watercraft
Recommended: 5Ah - 20Ah
Solar & Energy Storage
Efficient energy storage for off-grid solar systems, backup power, and renewable energy installations. Deep discharge capability maximizes usable capacity. Built-in BMS optimizes charge acceptance from solar panels.
- Off-grid solar power systems
- Solar backup for homes & cabins
- Portable solar generators
- Emergency backup power stations
Recommended: 100Ah - 300Ah
Electric Wheelchairs & Mobility Scooters
Reliable power for electric wheelchairs, mobility scooters, and personal mobility devices. Lighter weight increases range and reduces strain on motors. Consistent power delivery ensures predictable performance.
- Electric wheelchairs (power chairs)
- Mobility scooters & carts
- Personal mobility devices
- Stair lifts & patient lifts
Recommended: 20Ah - 50Ah
Security Systems & Access Control
Dependable backup power for CCTV cameras, alarm systems, electric gates, and access control equipment. Long standby life ensures systems remain operational during power outages. Low self-discharge maintains charge for months.
- CCTV & security camera systems
- Electric gates & automatic barriers
- Access control & card readers
- Alarm systems & intrusion detection
Recommended: 5Ah - 20Ah
Emergency Lighting & Medical Devices
Critical backup power for emergency lighting, medical equipment, and life-safety systems. UL-certified for reliability in mission-critical applications. Extended shelf life reduces maintenance requirements.
- Emergency exit signs & lighting
- Portable medical devices (oxygen concentrators)
- Hospital backup power systems
- Emergency communication equipment
Recommended: 5Ah - 50Ah
Golf Carts & Utility Vehicles
High-capacity 12V batteries for golf carts (series configuration), utility vehicles, and neighborhood electric vehicles (NEVs). Fast charging minimizes downtime between rounds. Maintenance-free operation reduces operational costs.
- Golf carts (4x 12V in series for 48V)
- Utility carts & maintenance vehicles
- Neighborhood electric vehicles (NEVs)
- Airport ground support equipment
Recommended: 100Ah - 200Ah
Why Upgrade from 12V Lead-Acid to Lithium?
Direct drop-in replacement with superior performance, longer lifespan, and significant cost savings over the battery's lifetime.
Traditional Lead-Acid Batteries
- Cycle Life: 300-500 cycles @ 50% DOD
- Usable Capacity: 50% (to avoid damage)
- Weight: Heavy (100Ah = ~30kg)
- Charge Time: 8-12 hours typical
- Maintenance: Requires water refills & cleaning
- Self-Discharge: 5-15% per month
- Temperature Range: Limited performance below freezing
- Lifespan: 2-3 years average
Our 12V Lithium-Ion Batteries
- Cycle Life: 2000-5000+ cycles @ 80% DOD
- Usable Capacity: 95% (full capacity available)
- Weight: 70% lighter (100Ah = ~13kg)
- Charge Time: 2-4 hours with standard charger
- Maintenance: Zero maintenance required
- Self-Discharge: <3% per month
- Temperature Range: -20ยฐC to 60ยฐC operation
- Lifespan: 8-10 years typical use
Weight Reduction
Significantly lighter for improved vehicle performance and fuel efficiency
Longer Lifespan
Up to 10 times more charge cycles than traditional lead-acid batteries
Usable Capacity
Nearly double the usable energy from the same rated capacity
Advanced Battery Management System (BMS)
Intelligent protection and monitoring built into every 12V lithium battery for maximum safety and performance.
Comprehensive Protection Features
Our proprietary Battery Management System (BMS) continuously monitors and protects every cell in the battery pack. With real-time balancing and multi-layer safety protocols, our BMS ensures optimal performance and longevity.
Each BMS is calibrated specifically for the application requirements, whether you need high-discharge capability for power tools or long-duration power for solar storage systems.
- Overcharge Protection: Prevents cell voltage from exceeding safe limits
- Over-Discharge Protection: Protects cells from deep discharge damage
- Overcurrent Protection: Limits discharge current to safe levels
- Short Circuit Protection: Instant disconnect in fault conditions
- Temperature Monitoring: High & low temperature cutoff protection
- Cell Balancing: Active balancing maintains equal cell voltages
- State of Charge (SOC): Accurate capacity estimation
- Communication Options: RS485, CAN bus, Bluetooth available
About Nuranu Energy
Leading manufacturer of high-quality rechargeable lithium batteries since 2012
What We Deliver to Your Success
With 12+ years of proven expertise in battery manufacturing, we partner with businesses worldwide to power their innovations. Our commitment is simple: deliver reliable, high-performance lithium battery solutions that drive your success.
๐ญ Massive Production Capacity
500,000+ units monthly production capacity ensures we meet your volume requirements on time, every time.
From prototype to mass production, we scale with your business needs.
๐ Global Trust & Experience
Serving customers in 50+ countries across North America, Europe, and Asia.
Our 98% customer satisfaction rate reflects our dedication to quality and service excellence.
โ Complete Certification Support
8+ international certifications (CE, UN38.3, UL, RoHS, IEC 62133, etc.) ensure your products meet global market requirements.
We handle compliance so you can focus on your business.
๐ฅ Expert Engineering Team
Our 100+ professional team members provide comprehensive technical supportโfrom custom design to after-sales service.
Your challenges are solved by experienced battery specialists.
โก Fast, Flexible Solutions
Rapid prototyping, ODM/OEM customization, and flexible production schedules adapt to your project timelines.
We accelerate your time-to-market without compromising quality.
International Certifications
Our batteries are certified by leading international organizations, ensuring safety, quality, and compliance
Our Capabilities
Advanced facilities and professional expertise across R&D, production, and quality control
Advanced R&D Center
Our state-of-the-art R&D center is equipped with cutting-edge testing equipment and staffed by experienced engineers dedicated to innovation and technological advancement in battery solutions.
- Battery cell development and optimization
- BMS (Battery Management System) design
- Custom battery pack engineering
- Performance and safety testing protocols
- New material research and application
- Continuous product improvement programs
Modern Production Facility
Our ISO-certified manufacturing facility features automated production lines and strict quality control processes, ensuring consistent high-quality output with a monthly capacity exceeding 500,000 units.
- Automated assembly production lines
- Dust-free workshop environment
- Advanced welding and sealing technology
- Precision battery pack assembly
- Real-time production monitoring systems
- Flexible customization capabilities
Comprehensive Quality Inspection
Every battery undergoes rigorous testing through multiple stages of quality inspection, from incoming materials to final products, ensuring 100% compliance with international safety and performance standards.
- Incoming material quality verification
- In-process quality control checkpoints
- Capacity and voltage testing
- Safety performance evaluation
- Environmental stress testing
- Final product certification and documentation
Contact Information
Address
Room 301, 2nd Building, No. 55, Shikeng Road,
Hengli Town, Dongguan,
Guangdong Province, China
Business Hours
Monday - Friday: 8:00 AM - 6:00 PM (CST)
Saturday: 9:00 AM - 5:00 PM
Sunday: Closed
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