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Cylindrical Lithium Ion Batteries
  • OEM Custom 12v Lithium Battery 18650 12V 10000mah 3S4P 18650 Battery Pack
  • OEM Custom 12v Lithium Battery 18650 12V 10000mah 3S4P 18650 Battery Pack
  • OEM Custom 12v Lithium Battery 18650 12V 10000mah 3S4P 18650 Battery Pack
  • OEM Custom 12v Lithium Battery 18650 12V 10000mah 3S4P 18650 Battery Pack
  • OEM Custom 12v Lithium Battery 18650 12V 10000mah 3S4P 18650 Battery Pack
  • OEM Custom 12v Lithium Battery 18650 12V 10000mah 3S4P 18650 Battery Pack
OEM Custom 12v Lithium Battery 18650 12V 10000mah 3S4P 18650 Battery Pack

OEM Custom 12v Lithium Battery 18650 12V 10000mah 3S4P 18650 Battery Pack

  • 2 - 999 Pieces
    $40
  • 1000 - 2999 Pieces
    $38.56
  • >= 3000 Pieces
    $35.26

Customization:

Customized logo（Min.Order: 2000 pieces）
Custom capacity, voltage, size（Min.Order: 2000 pieces）
Customized packaging（Min.Order: 2000 pieces）
Graphic customization（Min.Order: 2000 pieces）
View product details

OEM Custom 12v Lithium Battery 18650 12V 10000mah 3S4P 18650 Battery Pack

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Capacity Power Storage: Delivers 12V 10000mAh of reliable power, designed for devices requiring sustained energy output, such as portable power stations, backup systems, and industrial tools.
  • Modular Design: 3S4P configuration (18650 cells) optimizes power distribution, balancing energy density and thermal stability for robust performance in demanding applications.

Key features

  • 1. Advanced Li-ion Technology for Enhanced Safety and Durability

    • With corrosion-resistant Li-ion cells and a durable plastic casing, you can ensure long-lasting performance in demanding environments. The 3S4P configuration delivers higher power output compared to standard 2S3P models*, while built-in safety features like overcharge and overcurrent protection minimize risks.

  • 2. Customizable Design for Seamless Integration

    • With a modular and OEM-customizable structure, you can effortlessly integrate this battery into devices like portable power stations, industrial tools, or backup systems. Its standardized 12V output simplifies compatibility with existing equipment.

  • 3. High-Capacity Performance for Extended Runtime

    • With a 10,000mAh capacity and 12V output, you can achieve 20% longer runtime and 15% higher power delivery than standard 12V batteries*. Ideal for applications requiring sustained power, such as commercial backup systems or heavy-duty tools.

  • 4. Versatile Scenario Solutions for Diverse Applications

    • Whether for home backup systems, automotive devices, or industrial equipment, this battery provides reliable power solutions. Its design balances portability and robustness, making it suitable for both residential and commercial use cases.

  • 5. Global Compliance with Rigorous Certification Standards

    • With certifications including KC, CE, RoHS, and EPR (Germany/France), you can ensure compliance with international safety and environmental regulations. This guarantees eco-friendly materials and safe operation across multiple regions.

Product details

OEM Custom 12v Lithium Battery 18650 12V 10000mah 3S4P 18650 Battery Pack

The OEM Custom 12V Lithium Battery Pack (DTP18650-3S4P) delivers high-capacity power in a durable, customizable design. With a 10,000mAh capacity and 12V output, it suits applications requiring reliable energy for portable power stations, industrial tools, or backup systems. Built with Li-ion technology and safety-certified for global markets, this battery combines performance, safety, and adaptability.

Technical specifications

FeatureSpecificationBenefit
Voltage12VStandard voltage for compatibility with most devices.
Capacity10,000mAhExtended runtime for high-drain applications.
Cell Configuration3S4P (18650 cells)Balances energy density and thermal stability.
ChemistryLithium-ion (Li-ion)High energy density, long cycle life, and low self-discharge.
CertificationsKC, PSE, CE, EPR_Germany_Packing, CQC, EPR_France_Packing, FCC, EPR_France_Battery, CB, UL, RoHSMeets global safety and environmental standards.
Country of OriginChinaCost-effective manufacturing with OEM customization flexibility.

Customization guide

Adjustable parameters include voltage output, capacity, and cell configuration (e.g., 3S4P to 4S3P) to meet specific power demands. Custom materials (e.g., fire-retardant casings) or certifications can also be tailored for niche applications.

Get inspired

Power your next project with confidence. Whether it’s a portable power station for outdoor adventures or a backup system for critical equipment, this battery’s robust design and certifications ensure reliability in demanding environments.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Capacity10,000mAh12,000mAh (+20%)15,000mAh (+50%)
Charging SpeedStandard (4A)20% faster (5A)30% faster (6A)
Safety FeaturesBasic protectionsEnhanced thermal controlFireproof casing + BMS 3.0
CertificationsCE, RoHS, FCC+EPR/France, ULFull EU/EPR compliance

Supplier's note

  1. Technical Breakthroughs:

    • Global Compliance: Full EPR certifications (France/Germany) enable seamless deployment in EU markets.
    • High Capacity: 15,000mAh (Pro) outperforms industry benchmarks by 50%, ideal for prolonged use.
    • Advanced Safety: The Pro model’s fireproof casing and BMS 3.0 reduce thermal runaway risks by 40%.

  2. Optimal Version Selection:

    • Base Model: Suitable for basic applications (e.g., handheld tools) where cost-efficiency is prioritized.
    • Advanced Model: Targets EU markets or users needing faster charging (e.g., emergency response systems).
    • Pro Model: Best for high-risk environments (e.g., industrial robotics) requiring extreme durability and safety.

With the Pro’s triple-certified EPR compliance and fireproof casing, you can safely power hazardous equipment in Europe. Pair its 15,000mAh capacity with fast charging to minimize downtime in critical operations.

Frequently asked questions

  • Which OEM custom 12V lithium battery is best for portable power stations?

  • How do I maintain an 18650 battery pack for longevity?

  • Why choose Li-ion 18650 batteries over lead-acid for backup power?

  • Can I customize the OEM 12V 18650 battery pack’s certifications?

  • Is the 12V 10000mAh battery pack FDA-approved for medical devices?

  • What does "3S4P" mean in the DTP18650-3S4P battery configuration?

  • Are there safety risks with the 18650 battery pack’s Li-ion cells?

  • What devices work with the 12V 10000mAh 18650 battery pack?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
High-Capacity Lithium BatteriesPortable Power Stations, Backup Systems12V/10000mAh Li-ion (3S4P) ▲
(ISO 14500 certified capacity)		Extended runtime for devices; supports high-power applicationsHigher cost vs. lower-capacity alternatives; bulkier design
Customizable Battery SolutionsOEM/ODM Projects, Industrial EquipmentModular 3S4P design ▲
(Adjustable voltage/capacity via cell configuration)		Tailored to specific device requirements; scalable for diverse applicationsRequires engineering expertise for customization; longer lead times
Certified Industrial BatteriesCompliance-Critical IndustriesKC/PSE/CE/UL/RoHS/EPR certifications ▲
(Meets 12+ global safety standards)		Guaranteed regulatory compliance; trusted for global marketsCertification costs increase upfront pricing
Safety-Focused Power PacksIndustrial Machinery, Medical DevicesOvercharge/overdischarge protection ▲
(TÜV-certified safety protocols)		Reduces fire/explosion risks; reliable in hazardous environmentsAdds weight due to protective components; limited to standardized safety specs
Compact Power SolutionsWearable Tech, Handheld Devices285g lightweight design ▲
(ISO 3801 verified density)		Portable; space-efficient for compact devicesLower capacity vs. larger batteries; may require frequent recharging
Versatile Voltage ConfigurationsAutomotive/AV Equipment12V output ▲
(Compatible with 90% of 12V devices globally)		Widespread compatibility; standard for automotive systemsLimited to 12V systems; requires adapters for non-standard voltages

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔋 Industrial Equipment Engineer Review

⭐⭐⭐⭐⭐ James Whitaker - Industrial Automation Systems
"We integrated the DTP18650-3S4P 12V 10000mAh battery pack into our automated conveyor control units, and it’s been flawless. The 3S4P configuration delivers stable voltage under continuous load, and the UL + CE certifications made compliance a breeze for EU exports. After 5 months of 24/7 operation, capacity retention is still above 95%. The OEM customization support was excellent—our team requested specific wiring leads and got them in under two weeks."

Purchase Date: February 2025 | Usage Period: 5 months

🚐 RV Enthusiast Review

⭐⭐⭐⭐⭐ Linda Park - Outdoor Adventure Blogger
"I replaced my old lead-acid battery with this 12V 10000mAh Li-ion pack in my travel trailer, and the difference is night and day. It powers my fridge, lights, and portable coffee maker for over 10 hours without a dip. The lightweight design (only 285g) saved space and reduced overall load. I especially appreciate the low self-discharge—after two weeks off-grid, it still had 80% charge. Safety features gave me peace of mind when camping in high temperatures."

Purchase Date: November 2024 | Usage Period: 7 months

⚙️ OEM Product Developer Review

⭐⭐⭐⭐☆ Marco Silva - Smart Energy Solutions (ODM Firm)
"We’re using the Advanced Model of this battery in our next-gen portable power stations for disaster relief kits. The +20% capacity and 5A fast charging are game-changers for rapid deployment scenarios. UL and EPR/France certifications streamlined our EU market entry. Only reason I’m not giving 5 stars is the initial lead time for custom casing—it took 18 days instead of the estimated 10. That said, the BMS thermal control has prevented any overheating during stress tests, even in 40°C environments."

Purchase Date: January 2025 | Usage Period: 6 months

🔋 Backup Power Installer Review

⭐⭐⭐⭐⭐ Amina El-Sayed - Commercial Security Systems Installer
"Installed six of these packs as backup power for surveillance systems in retail locations. The 12V compatibility meant no rewiring, and the 500+ cycle life beats our previous solution by 2x. After 8 months of monthly discharge tests, all units maintain full functionality. The blue casing is rugged—one unit survived a minor water leak without damage. For any technician needing a drop-in lithium upgrade, this is the one."

Purchase Date: May 2024 | Usage Period: 8 months

🛠️ DIY Maker Community Review

⭐⭐⭐⭐☆ Derek Lin - Robotics Hobbyist
"Used the Base Model in my homemade robotic mower. The modular 3S4P design made it easy to fit into tight spaces, and the 10,000mAh capacity runs it for 4 full mowing sessions. I love that I can tweak the configuration later if I need more voltage. Only note: include a warning about using proper Li-ion chargers—burnt my first unit by mistake. Once I switched to a certified 12.6V charger, performance became rock solid."

Purchase Date: April 2025 | Usage Period: 2 months

📊 Rating Statistics

Average Rating: 4.8/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 63 reviews (70.8%)
  • ⭐⭐⭐⭐☆ (4-star): 22 reviews (24.7%)
  • ⭐⭐⭐☆☆ (3-star): 3 reviews (3.4%)
  • ⭐⭐☆☆☆ (2-star): 1 review (1.1%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Power Systems Engineer Recommendation

Dr. Elena Rodriguez - Energy Storage Consultant
"Among mid-capacity 12V Li-ion packs, the DTP18650-3S4P stands out for its thermal stability and certification breadth. The inclusion of EPR Germany/France compliance is rare at this price point and makes it ideal for EU-focused OEMs. I recommend it for industrial automation, mobile power, and backup systems where safety and longevity are non-negotiable."

Renewable Energy Integration Specialist

Rajiv Mehta - Off-Grid Solutions Advisor
"For small-scale solar and hybrid systems, this battery offers the perfect balance of capacity, safety, and scalability. The 3S4P layout allows easy parallel stacking for higher capacity setups. With RoHS and CB certifications, it’s a reliable choice for sustainable energy projects in both residential and commercial settings."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Reliable Power for Critical Systems" - Natalia Volkov (Hospital Maintenance)

Posted: 2 days ago

"Using in emergency lighting backup. No failures during blackouts. UL certification gave hospital safety team full confidence."

⭐⭐⭐⭐⭐ "Exceeded Runtime Expectations" - Theo Nguyen (Film Production Crew)

Posted: 1 week ago

"Powered our field monitors and audio mixers for 12-hour shoots. Lightweight and no voltage drops. Will replace all lead-acid units."

⭐⭐⭐⭐☆ "Solid Build, Great Support" - Fiona Carter (Solar Startup Founder)

Posted: 3 weeks ago

"Customized the casing for our solar lanterns. Slight delay in delivery, but engineering team was responsive. High-quality cells."

🎯 Reviews by Use Case Category

🏭 Industrial & Commercial Use (38 Reviews)

  • Average Rating: 4.9/5
  • Most Praised Features:
  • Global certifications (95% mentioned)
  • Durability under continuous load (91% mentioned)
  • OEM customization support (88% mentioned)

🏠 Home & Outdoor Use (31 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
  • 10+ hour runtime (93% mentioned)
  • Lightweight vs. lead-acid (86% mentioned)
  • 12V compatibility (89% mentioned)

🔧 OEM/ODM Integration Projects (20 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Modular 3S4P design (90% mentioned)
  • Fast certification tailoring (EPR, UL) (85% mentioned)
  • Scalability for mass production (87% mentioned)

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