WattCycle 12V 628Ah Lithium Battery, Ultra Capacity with Bluetooth – Wattcycle-Europe

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    GET 5% OFF YOUR FIRST ORDER: Welcome!
    【🍁 Fall Sale, Final €1287,79】WattCycle 12V 628Ah Ultra Lithium Battery with BluetoothDimensions, weight and size of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 BatteryUpgraded 300A BMS of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 BatteryBluetooth 5.0 function to monitor the WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 BatteryLow-temperature cut-off protection of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 BatteryWattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery compare with 2 pcs 12V 280Ah Mini Bluetooth batteryDrop in replacement of lead acid battery of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 BatteryUninterrupted power supply feature of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 BatteryScalable power solution of Max 4P4S of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 BatteryMultiplie usage occassions of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 BatteryPackage content of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 BatteryWattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery2 pcs of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery3 pcs of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery4 pcs of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    【🍁 Fall Sale, Final €1287,79】WattCycle 12V 628Ah Ultra Lithium Battery with Bluetooth
    Dimensions, weight and size of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    Upgraded 300A BMS of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    Bluetooth 5.0 function to monitor the WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    Low-temperature cut-off protection of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery compare with 2 pcs 12V 280Ah Mini Bluetooth battery
    Drop in replacement of lead acid battery of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    Uninterrupted power supply feature of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    Scalable power solution of Max 4P4S of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    Multiplie usage occassions of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    Package content of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    2 pcs of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    3 pcs of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery
    4 pcs of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery

    【🍁 Fall Sale, Final €1287,79】WattCycle 12V 628Ah Ultra Lithium Battery with Bluetooth

    Regular price €1.369,99 €1.599,99 | Save €230,00 (14% off)
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    Estimated dispatch: October 13-17 | Delivery: October 20-31

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    Store Energy for Winter, Save €312,2

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    Key Features
    • ✔ L480 x W362 x H242 mm, 69.85 kg
    • ✔ 3840W Output Power, 8038Wh Usable Energy
    • ✔ Equivalent Usable Energy to 2 x 12V 314Ah Mini Bluetooth Batteries in Parallel
    • ✔ Ultra-powerful 300A BMS, 300A Max. Cont. Dis-/Charge Current, 310A ± 10A @ 1.2s Peak Discharge Current
    • ✔ Real-Time Monitoring via WattCycle App
    • ✔ Support 4P4S Connection to 128,6 kWh Energy
    • ✔ Certifications: IEC, CE-EMC, CE-RoHS, CE-Battery, FCC-SDOC, UN38.3, MSDS

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    Local Poland warehouse, more details in Shipping Policy.


    Hassle-Free 5 + 2 Warranty

    Please see our Warranty Policy for more details.


    Lifetime Customer Support 24/7

    Please feel free to contact us via Email (service@wattcycle.com) or WhatsApp(+852 5473 5422).


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    【🍁 Fall Sale, Final €1287,79】WattCycle 12V 628Ah Ultra Lithium Battery with Bluetooth

    【🍁 Fall Sale, Final €1287,79】WattCycle 12V 628Ah Ultra Lithium Battery with Bluetooth

    1 Pack (Final €1287,79) - €1.369,99
    • 1 Pack (Final €1287,79) - €1.369,99
    • 2 Pack (€1287,79/each) - €2.739,99
    • 3 Pack (€1274,95/each) - €4.068,99
    • 4 Pack (€1274,95/each) - €5.425,99

    【🍁 Fall Sale, Final €1287,79】WattCycle 12V 628Ah Ultra Lithium Battery with Bluetooth

    Thanks for choosing WattCycle. At WattCycle, we're committed to your satisfaction with our product(s). We guarantee that all WattCycle products are strictly tested by our quality inspectors before delivery.

    We understand that there may be situations where you need to return or exchange your purchase. The following "Return & Refund Policy" applies to WattCycle products.

    Order Cancellation

    WattCycle accepts order cancellation before the product is shipped or produced. If the order is canceled, you will get a full refund via the original payment method within 10 working days (Due to delays in processing refunds from a bank).

    WattCycle cannot cancel the order if the product has already shipped out.

    Lost / Damaged Products Received

    If the product was not delivered or lost, please immediately contact us. We will inquire about the situation and send you a statement. After you sign and send us the statement, we will re-arrange the shipment of your order.

    If the product you received was damaged, or if you received an incorrect or incomplete product, please immediately contact us with proof of videos or pictures and product serial number (This number is on a sticker on the product, below the barcode.). After providing the above certificates and serial numbers, we will provide you with a solution based on the damaged or missing items.

    30-Days Money-Back Guarantee

    Within 30 days of purchase, if you are unsatisfied with the product and there are no quality issues, you are entitled to a refund upon returning the item in its complete, unused condition with original packaging intact. However, you will be responsible for covering the round-trip costs (including shipping fees and handling charges). Costs vary by country/region. Please contact us to confirm the specific costs..

    If 30 days have passed since the purchase, a full refund cannot be offered.

    Attention: For products that have been used (Unboxing), WattCycle reserves the right to refuse the return.

    Return Shipping Cost

    WattCycle Pays For Return Shipping

    WattCycle will pay for the cost of return shipping if the reason for the return was the result of our error.

    Examples of instances may include:

    Item arrived defective and cannot be fixed with a replacement part.

    We shipped out the wrong item.

    We shipped it to the wrong address.

    We shipped a duplicate order.

    Item malfunctioned during the 30 day returns period. (The customer should install and operate the item properly per the product manual instruction.)

    Attention

    For items that arrive damaged or are defective, the customer MUST provide videos or photos to support the claim that the item arrived damaged or is malfunctioning. If a customer refuses to or fails to provide videos or photos of a claimed malfunctioning/damaged item, this return will be treated as “buyer’s remorse” and the customer is solely responsible for shipping it back. Once we have received the approved returned item, we will review its condition. If the item is found to be defective, we will issue a refund within 3 working days.

    Customer Pays For Return Shipping

    In the case of a return due to customer error, return shipping is the customer’s responsibility and shipping charges are paid by the customer. Fees vary by country, please contact us for specific fees.

    Attention

    Any order offered with special shipping charges is subject to a deduction from our actual outbound shipping costs.

    After the 30-day returns period, customers may use the WattCycle Warranty Policy for repairs if the item is faulty or malfunctioning. Please refer to the WattCycle Warranty Policy for details.

    Return Item & Address

    After confirming with our customer service team that a return is possible, we will provide you with a return solution based on your order's fulfillment warehouse.

    If your order was shipped from a German warehouse, we are unable to provide a return label. You will need to contact our customer service team to obtain the return address and arrange the return yourself.

    If your order was originally shipped from a Polish warehouse, we will provide you with a return label. You simply need to take the product with the return label attached to a courier station to ship it back.

    Return Address: Xixi, Generała Mikołaja Bołtucia 10, Grodzisk Mazowiecki, 05-827, Poland

    Refund

    For non-quality-related issues and unopened packages, you will be responsible for covering the round-trip costs (including shipping fees and handling charges). Costs vary by country/region.

    For quality-related issues reported more than 30 days after the purchase date, WattCycle will provide a partial refund based on the product's usage condition.

    Refund Timeline: Once the product is returned to the WattCycle warehouse, WattCycle will process the refund within 7 business days and send you a refund confirmation notification.

    Refund Method: The refund will be issued to your original payment method and account.

    Attention

    If you do not receive the refund within 10 business days, please contact us, and we will assist you in checking the refund status.

    Disclaimer

    WattCycle does not offer refunds for the following cases:

    Price difference of discount or promotional items.

    WattCycle products purchased through other entities (e.g., distributors or retail partners).

    Returns from a country/region different from the original shipping address of the order. If the return address differs from the original shipping location, resulting in shipping costs exceeding the initial fees, the user will be responsible for covering the additional shipping fees.

    Products showing signs of wear, use, or alterations from their original condition.

    Products damaged or lost during the return process.

    Changes to This Policy

    We reserve the right to modify this Return & Refund Policy at any time. We will post any changes to this policy on our website. We appreciate your support! If you have any questions about our shipping policy, please feel free to contact us.

    FREQUENTLY BOUGHT TOGETHER

    €95,99
    €165,99
    €119,99
    €215,99

    TOTAL: €597,96

    Unleashing the Future of Energy – 12V 628Ah Ultra Bluetooth Battery

    Experience cutting-edge LiFePO4 energy storage with the WattCycle 12V 628Ah Ultra Bluetooth battery, designed for unmatched reliability, efficiency, and scalability. Built with EV-grade A+ prismatic cells and a powerful 300A BMS, it provides advanced 6X protection. With configurable 4P × 4S expansion, this LiFePO4 deep cycle battery can scale up to an impressive 128.61kWh, making it ideal for large-scale solar systems, motorhomes, marine vessels, and off-grid installations.

    Foremost Bluetooth Monitoring & Control

    With built-in Bluetooth 5.0 connectivity, the WattCycle App gives you complete control of your 12V 628Ah Ultra lithium battery right from your smartphone. Instantly track real-time data such as voltage, current, and cell temperature, and adjust key parameters.
    This intelligent Bluetooth ensures your 12V 628Ah Ultra LiFePO4 deep cycle battery is always operating at peak performance. Whether powering an off-grid solar system, driving a campervan energy setup, or supporting a marine power bank, you gain full visibility and the ability to fine-tune performance with just a few taps. It’s smarter, safer, and more convenient energy management designed for demanding applications.

    Rugged Protection for Extreme Climates

    Engineered for reliability in all seasons, the WattCycle 12V 628Ah Ultra Bluetooth lithium battery integrates advanced thermal management to safeguard performance in both freezing winters and sweltering summers. Charging is automatically paused below 0℃ and resumes only once the temperature rises above 5℃, while discharging is halted below–20℃ to prevent internal cell damage.
    This intelligent design ensures the 12V 628Ah Ultra LiFePO4 deep cycle battery delivers consistent, uninterrupted energy even in the harshest environments. Whether powering remote off-grid cabins, caravans in icy climates, or marine systems exposed to intense heat, you can count on dependable long-term operation with no compromise in safety or efficiency.

    Outstanding Performance Over Lead-acid Batteries

    The WattCycle 12V 628Ah Ultra lithium battery sets a new benchmark in durability and safety compared to outdated lead-acid systems. Compared with 3 Pack 12V 200Ah lead-acid batteries, this 12V 628Ah delivers 2.23 times the usable energy of the lead-acid ones. Although it provides more energy, it weighs nearly 50% lighter than the lead acid batteries. Whether installed in a warehouse, boat, or backup power system, this 12V 628Ah battery delivers unmatched reliability and efficiency.

    Scalable High-capacity Energy Solutions

    Each WattCycle 12V 628Ah Ultra LiFePO4 battery delivers an impressive 8,038.4Wh of usable energy in a compact design (L480 x W362 x H242 mm | 69.85 kg). For larger projects, up to 16 units can be configured in a 4P4S system(4 in parallel and 4 in series), creating a powerful 51.2V 2512Ah bank with a massive 128.61kWh capacity. This modular architecture ensures maximum flexibility, allowing you to scale energy storage from a single battery to a full residential microgrid or large-scale commercial backup system.

    Expandable power supply of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery PC
    Scalableenergy solutions of WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery PC

    Three Charging Methods, Always Stay Energized

    There are 3 charging methods to charge the 12V 628Ah Ultra Bluetooth LiFePO4 battery, making you no longer fear energy shortage. Charging it with the WattCycle 12V 60A LiFePO4 battery charger, it only takes 10.46 hours to fully charge the 12V 628Ah Ultra battery, significantly faster than traditional lead-acid batteries. For added convenience, 2 additional charging methods are provided: solar panels with an MPPT and generators, which offer versatile solutions to keep your battery powered in any environment, whether on the road, at sea, or off-grid.

    Reliable Energy Solutions for Whatever Life You Lead

    The WattCycle 12V 628Ah Ultra LiFePO4 battery is engineered for versatility, making it the ideal choice for both residential and commercial energy needs. From home energy storage and remote off-grid microgrids to marine vessels and long-distance campervan travel, this LiFePO4 deep cycle battery provides stable, long-lasting power. In mission-critical systems such as UPS backup or telecom stations. Whether powering a cabin, supporting a solar array, or delivering reliable energy on the water, the WattCycle 12V 628Ah Ultra lithium battery ensures dependable performance for today’s most demanding applications.

    PRODUCT DESCRIPTION

    Resilience for Extreme Energy Needs: The WattCycle 12V 628Ah Ultra Bluetooth LiFePO4 Battery redefines energy storage with massive capacity and intelligent design. Built with advanced LiFePO4 technology, it ensures unmatched reliability, high cycle endurance, and scalable energy for motorhomes, yachts, solar storage, and commercial backup systems.

    Ultra-High Usable Energy of 8,038Wh: Compact yet powerful, this battery provides more than 8kWh of storage in a single unit (L480 × W362 × H242 mm, 69.85 kg). Equivalent to two 12V 314Ah batteries in parallel, it maximizes space and energy efficiency for motorhomes, off-grid homes, and marine applications.

    Premium EV-Grade A+ Cells: Manufactured with prismatic automotive-grade cells, this 12V 628Ah Ultra lithium leisure battery offers superior stability, safety, and durability. It achieves over 6,000 cycles at 80% DoD, delivering up to a decade of reliable use—far exceeding standard lithium batteries.

    Smart Bluetooth Monitoring & Flexible Expansion: Monitor real-time performance—voltage, SoC, current, temperature via the WattCycle app. Configure up to 4 in parallel (2,512Ah) or 4 in series (51.2V) for a total 128.61kWh capacity. After expansion, users can easily track each battery’s status and manage charging/discharging through Bluetooth.

    Powerful 300A Continuous Discharge: Equipped with a robust 300A BMS, the battery delivers 3,840W continuous output, supporting heavy-duty inverters, industrial-grade equipment, and high-demand off-grid systems.

    Triple Energy Density of Lead-Acid: At 115Wh/kg, this LiFePO4 deep cycle battery achieves three times the energy density of traditional lead-acid batteries. Lightweight yet powerful, it is ideal for campervans, marine vessels, and mobile energy storage solutions. Constructed with recyclable materials, it is maintenance-free and eco-friendly.

    Advanced 8-Fold Safety Protection: The integrated 300A BMS provides critical safeguards, including over-charge, over-discharge, over-current, short-circuit, and temperature protections. Charging cut-off: -5°C to 60°C; discharging cut-off: -25°C to 75°C, ensuring safe use in extreme environments.

    Wide Application & Optimized Lifetime Value: Designed for off-grid residences, solar storage systems, motorhomes, boats, farms, UPS backup, and emergency power, the WattCycle 12V 628Ah Ultra offers exceptional longevity, reducing overall cost of ownership and ensuring energy independence.

    TECH SPECIFICATIONS

    • Technology LiFePO4 Technology
    • Nominal Voltage 12,8V
    • Standard Charging Voltage 14,6V ± 0,2V
    • Nominal/Usable Capacity 628Ah
    • Max. Continuous Output Power 3840W
    • Energy 8038Wh
    • Battery Dimensions L480 x W362 x H242 mm
    • Weight 69.85 kg
    • Waterproof Rating IP65
    • Warranty 5 Years
    • Casing Material Cold Rolled Steel
    • Certification IEC, CE-EMC, CE-RoHS, CE-Battery, FCC-SDOC, UN38.3, MSDS
    • Series & Parallel Configurations Max. 4 in Parallel, Max. 4 in Series
    • BMS 300A
    • Standard Continuous Charge Current 125.6A (0.2C)
    • Max. Continuous Charge/Discharge Current 300A
    • Over-current Charge Protection 310A ± 10A
    • Over-current Discharge Protection 310A ± 10A
    • Short Circuit Protection Yes
    • Release Condition Cut-Off Load
    • Overheat Protection During Charging 60℃ – 70℃
    • Overheat Protection During Discharging 65℃ – 75℃
    • Overheat Protection Release Condition Drops to 5℃ – 15℃
    • Low-Temperature Protection During Charging -5℃ – 5℃
    • Low-Temperature Protection During Discharging -25℃ – -15℃
    • Low-Temperature Protection Release Condition Rises to 5℃ – 15℃
    • Charging Temperature 0℃ – 65℃
    • Discharging Temperature -20℃ – 70℃
    • Storage Temperature 0℃ – 60℃
    • Cell Balancing Yes, passive balancing

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