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Wholesale 18650 Lithium Battery 3.7V 3500mAh Cylindrical Cell for Energy Storage Systems Wholesale 18650 Lithium Battery 3.7V 3500mAh Cylindrical Cell for Energy Storage Systems
Wholesale 18650 Lithium Battery 3.7V 3500mAh Cylindrical Cell for Energy Storage Systems Wholesale 18650 Lithium Battery 3.7V 3500mAh Cylindrical Cell for Energy Storage Systems
Wholesale 18650 Lithium Battery 3.7V 3500mAh Cylindrical Cell for Energy Storage Systems Wholesale 18650 Lithium Battery 3.7V 3500mAh Cylindrical Cell for Energy Storage Systems
Wholesale 18650 Lithium Battery 3.7V 3500mAh Cylindrical Cell for Energy Storage Systems Wholesale 18650 Lithium Battery 3.7V 3500mAh Cylindrical Cell for Energy Storage Systems
Wholesale 18650 Lithium Battery 3.7V 3500mAh Cylindrical Cell for Energy Storage Systems Wholesale 18650 Lithium Battery 3.7V 3500mAh Cylindrical Cell for Energy Storage Systems

Wholesale 18650 Lithium Battery 3.7V 3500mAh Cylindrical Cell for Energy Storage Systems

US$ 0.58 ~ 0.55
Min.Order: 500
Product origin: Shenzhen, Guangdong, China
Category: Electrical Equipment & Supplies
Product Name: Electrical Equipment & Supplies
Availability:In Stock
Product Review : 9 Reviews
Infringement complaint:
* Please contact the supplier via whatsapp first before placing an order
  • Model Number : 18650-LFP-3500
  • Battery Type : Lithium Iron Phosphate (LiFePO4)
  • Nominal Voltage : 3.7V
  • Capacity : 3500mAh
  • Charge Voltage : 4.2V ± 0.05V
  • Discharge Cut-off Voltage : 2.5V
  • Standard Charge Current : 0.5C (1750mA)
  • Max Charge Current : 1C (3500mA)
  • Standard Discharge Current : 0.5C (1750mA)
  • Max Continuous Discharge Current : 3C (10.5A)
  • Operating Temperature : Charge: 0°C to 45°C; Discharge: -20°C to 60°C
  • Storage Temperature : -20°C to 45°C (1 month); -20°C to 25°C (3 months)
  • Dimensions : 18.3±0.2mm (D) × 65.0±0.5mm (H)
  • Weight : Approx. 45g
  • Certifications : CE, RoHS, UN38.3, MSDS
  • Customization : Available for logo, packaging and connectors

The 18650 lithium ion battery is a high-performance power solution designed for demanding applications. With a nominal voltage of 3.7V and substantial 3500mAh capacity, this cylindrical battery cell delivers reliable power for extended operation periods.

18650 lithium ion battery

Our 18650 battery cells feature advanced LiFePO4 (LFP) cathode material, offering superior thermal stability and cycle life compared to conventional lithium-ion chemistries. The batteries are fully rechargeable, making them an economical choice for repeated use applications.

18650 battery specifications

These batteries are particularly suitable for: Power tools including drills and saws; Electric transportation such as e-bikes and scooters; Cleaning equipment like robotic vacuums; Renewable energy storage systems including solar applications.

18650 battery applications

We offer comprehensive customization options including custom branding, packaging and connector configurations to meet specific application requirements. All our batteries undergo rigorous quality testing to ensure performance and safety.

18650 battery production

The compact cylindrical design (18mm diameter × 65mm length) makes these batteries ideal for space-constrained applications while still delivering substantial power capacity. Our manufacturing process adheres to strict quality standards with multiple safety certifications.

18650 battery quality control

D***I 2025-10-17

Consistently impressed with the swift delivery and reliable packaging. Communication was clear and prompt throughout the process. The batteries arrived in perfect condition, securely wrapped to prevent any damage. Quality appears top-notch based on initial inspection, with no visible defects. Customer service was friendly and helpful, addressing my queries efficiently. Overall, a smooth and satisfactory experience from order to receipt.

K***Z 2025-10-14

Keenly impressed with the overall experience from this supplier. The logistics were handled exceptionally well, with the shipment arriving ahead of schedule and in perfect condition, which minimized any delays for our energy storage projects. Quality-wise, the batteries appear robust and well-manufactured, showing no signs of defects upon initial inspection. Customer service was responsive and professional, quickly addressing inquiries and providing clear updates throughout the process. This reliability in delivery and support makes them a trustworthy partner for bulk orders.

Y***V 2025-10-13

Unbelievably fast shipping—my order arrived ahead of schedule, which was a pleasant surprise. The packaging was secure and professional, ensuring the items were well-protected during transit. Quality-wise, the batteries appear robust and well-made, with no visible defects or issues upon inspection. Customer service was exceptional; they responded promptly to my inquiries and provided clear, helpful information. Overall, a smooth and satisfying experience from start to finish. I highly recommend this supplier for their reliability and attention to detail.

W***G 2025-10-13

Excellent experience with the delivery and overall service. The shipping was incredibly fast, arriving well ahead of the estimated date, which was a pleasant surprise. Everything was packaged securely with no signs of damage during transit. The quality of the items appears top-notch upon initial inspection, with consistent and reliable construction. Customer support was responsive and helpful, answering all my queries promptly. Efficient handling from start to finish made this a smooth transaction. I highly recommend this supplier for their dedication to excellence in logistics and service.

X***U 2025-10-09

Bulk orders arrived promptly with secure packaging, ensuring no damage during transit. The batteries exhibit solid construction and consistent performance, meeting our energy storage needs reliably. Customer support was responsive and helpful throughout the process, addressing inquiries swiftly. Overall, a smooth experience from start to finish.

W***C 2025-09-28

Quick delivery and excellent packaging ensured the batteries arrived safely without any delays. Quality seems top-notch based on initial inspection; the cells are well-made and consistent. Service was responsive and helpful throughout the ordering process, making it a smooth experience overall.

V***D 2025-09-28

The shipping was incredibly fast and well-handled, with the items arriving securely packaged without any delays. Top-notch quality that exceeded my expectations, as the batteries feel durable and reliable right out of the box. Terrific customer service team was very responsive and helpful throughout the entire process, making it a smooth and pleasant experience overall.

D***C 2025-09-03

Many aspects of this purchase deserve praise, starting with the logistics. My order arrived much faster than anticipated, with tracking updates provided regularly, which made the wait stress-free. Moving on to quality, the batteries appear well-constructed and sturdy, meeting my expectations for energy storage applications. Regarding service, the seller was responsive and helpful, addressing my queries promptly. Overall, a smooth and satisfactory transaction.

U***C 2025-07-21

Xcellent experience with this wholesale order! The logistics were incredibly smooth; the batteries arrived well-packaged and ahead of schedule, which was a pleasant surprise. The quality appears top-notch upon initial inspection—consistent sizing, sturdy construction, and no visible defects. Customer service was responsive and helpful when I had a query about bulk shipping options. Overall, a reliable purchase for energy storage needs, and I’d definitely consider reordering in the future.

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