Leading Li-ion Lead-Acid Swap Battery Manufacturer
Zhenjiang Jinquan New Energy Technology Co., Ltd., established in March 2023, is a high-tech enterprise specializing in the field of new energy lithium batteries, integrating R&D, production, and sales. Our product range covers lithium-ion battery products for power, energy storage, and lighting applications.
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Maintenance-Free LiFePO4 Lead-Acid Swap BatteryThe JQ51231Q is a maintenance-free lithium iron phosphate (LiFePO₄) replacement battery designed to upgrade high-voltage lead-acid systems in heavy-duty equipment. Equipped with J&Q ENERGY LiFePO₄read more
Why Choose Us
Quality and Technical Certification
We adhere to the ISO9001 quality management system, and our products have obtained certifications such as UN38.3 and MSDS. We hold dozens of utility model patents, forming a strong technical foundation that ensures product reliability.
Advanced Production Equipment
We are equipped with a full range of advanced equipment, including laser welding machines and charge-discharge testing cabinets. This equipment covers the entire process of battery production, testing,and handling, providing strong hardware support for consistent product quality.
ODM / OEM Customization Services
Providing layout design for cell selection, battery PACK structure and casing dimensions, BMS selection, communication methods, etc., according to customer needs.
Global Markets
We have established stable partnerships with companies in many countries, and our UPS power supplies and energy storage products are exported to Europe, North America, and Southeast Asia, earning high customer recognition.
Specification
|
Parameter |
Specification |
|
Model |
JQ25662Q |
|
Rated Voltage |
25.6V |
|
Rated Capacity |
62Ah |
|
Rated Energy |
1.587 kWh |
|
Battery Type |
Lithium Iron Phosphate Polymer Cell (3.2V/31Ah) |
|
Overcharge Voltage |
29.2V |
|
Cut-off Voltage |
20V |
|
Continuous Charging Current |
15A |
|
Maximum Charging Current |
30A |
|
Continuous Discharge Current |
30A |
|
Maximum Discharge Current |
60A |
|
Charging Temperature |
-20℃ ~ 45℃ |
|
Discharging Temperature |
-40℃ ~ 65℃ |
|
Dimensions / Weight |
333 × 176 × 221 mm / 11.8 kg |
|
Cycle Life |
6000 cycles |
|
Warranty |
3 years |
|
Communication |
Bluetooth |
|
Customization |
Supported |

This battery typically utilizes lithium iron phosphate (LiFePO₄) as the cathode material, paired with a graphite-based anode. Internally, the battery incorporates advanced separators and high-purity electrolytes to enhance ion transport capabilities and thermal stability; meanwhile, the battery casing and connectors are constructed from durable, lightweight materials to ensure they can withstand the rigors of frequent battery swapping operations.
Advantages of Li-ion Lead-Acid Swap Battery
Longer Lifespan
Lithium-ion batteries can handle hundreds—or even thousands—of charge cycles with minimal capacity loss. Their extended lifespan reduces the need for frequent replacements, making them more cost-effective over time compared to traditional battery types.
01
High Energy Density
These batteries store more energy in less space, which allows for compact, lightweight designs without sacrificing power. This is especially important for portable devices and power stations where space and weight matter.
02
Faster Charging
Lithium-ion batteries support rapid charging capabilities, allowing them to recharge much faster than older technologies. This means less downtime and more efficiency for devices that rely on consistent power availability.
03
Low Self-Discharge Rate
When not in use, lithium-ion batteries lose their charge very slowly—typically only a few percent per month. This makes them ideal for backup systems, travel gear, or seasonal equipment.
04
Built-In Safety Features
Modern lithium batteries are designed with safety in mind. Battery management systems monitor temperature, voltage, and charging conditions to prevent overheating, overcharging, or short-circuiting.
05
Application of Li-ion Lead-Acid Swap Battery
Electric Vehicles (EV): Li-ion battery is widely used in passenger cars, buses, logistics vehicles, and low-speed electric vehicles due to its low safety and low-cost advantages.
Industrial Equipment: Power forklifts, AGVs, and other machinery through rapid battery swapping, minimizing downtime.
Renewable Energy Storage: Provide flexible energy storage solutions for solar or wind power systems, supporting rapid battery exchange.
Backup Power Systems: Ensure the continuous operation of UPS systems or emergency power solutions.
Confirm Compatibility: Ensure the lithium battery has the same voltage as your lead acid battery (typically 12V).
Upgrade Your Charger: Use a charger designed for lithium batteries for safe and efficient charging.
Check Dimensions: Make sure the new battery fits in the same space as your old one, with minimal adjustments.
Proper Installation: Securely connect the battery following the manufacturer's instructions. Seek professional help if needed.
Test the System: After installation, test to ensure it's working properly, checking for overheating or irregular output.

Order Process
Inquiries: Contact our sales team via email at Jqe20230313@163.com. Please include details regarding your equipment type, voltage, capacity, and quantity requirements.
Quotation: We will provide you with a quotation based on the detailed specifications you provide.
Contract confirmation: We will provide you with the correct contract details by email.
Terms of payment: By T/T 30% in advanced, balance before shipment.
Production: After both parties sign the agreement, we will proceed to mass production.
Shipping: Detailed picture of package will be provided.
Track your order: We will send you an email with the order detail and tracking No. when the order shipped, you can confirm it and will get it soon.
Packaging and Delivery
|
Payment Method: |
T/T, Trade Assurance, Paypal, Western Union, Credit Card, L/C etc. |
|
Delivery Time: |
Generally, the delivery time is between 7-30 days after receiving payment from the customer. Accurate information depends on the product and quantity, and we can further communicate on this. |
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Packaging Details: |
Packing by wooden or carton box or pallet according to product's attribute. |
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Shipping Methods: |
We typically offer air or shipping options, as well as DHL and UPS express services. |
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PFAQ
As one of the most professional li-ion lead-acid swap battery manufacturers and suppliers in China, we're featured by quality products and low price. Please feel free to buy high-grade li-ion lead-acid swap battery for sale here from our factory.
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