WattCycle 12V 314Ah Mini Lithium Leisure Battery with Bluetooth – WattCycle-Europe

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    【🌸 Spring Deal】WattCycle 12V 314Ah Mini LiFePO4 Battery with Bluetooth

    Regular price €549,99 €1.299,99 | Save €750,00 (57% off)
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    【🌸 Spring Deal】WattCycle 12V 314Ah Mini LiFePO4 Battery with Bluetooth

    【🌸 Spring Deal】WattCycle 12V 314Ah Mini LiFePO4 Battery with Bluetooth

    1 Pack (4.02kWh) / 12V 314Ah Mini Bluetooth - €549,99
    • 1 Pack (4.02kWh) / 12V 314Ah Mini Bluetooth - €549,99
    • 1 Pack (4.02kWh) / 12V 314Ah Mini Bluetooth with Self-heating
    • 👍 2 Pack (8.04kWh) / 12V 314Ah Mini Bluetooth - €1.088,99
    • 👍 2 Pack (8.04kWh) / 12V 314Ah Mini Bluetooth with Self-heating
    • 3 Pack (12.06kWh) / 12V 314Ah Mini Bluetooth - €1.616,99
    • 3 Pack (12.06kWh) / 12V 314Ah Mini Bluetooth with Self-heating
    • 👍 4 Pack (16.08kWh) / 12V 314Ah Mini Bluetooth - €2.133,99
    • 👍 4 Pack (16.08kWh) / 12V 314Ah Mini Bluetooth with Self-heating

    【🌸 Spring Deal】WattCycle 12V 314Ah Mini LiFePO4 Battery with Bluetooth

    WattCycle After-Sales Policy

    This policy applies to product returns, refunds, and order processing for items purchased through official WattCycle channels and authorized distributors.

    I. Order Cancellation

    Order Status

    Processing Method

    Not Shipped

    Cancellation request can be submitted for a full refund.

    Shipped

    Shipped orders cannot be intercepted or cancelled. Customers may apply for a return and refund after receiving the package in accordance with the return policy, or refuse the package upon delivery.

    II. Receiving Exception Handling

    If you discover any of the following issues upon delivery, please contact customer service within 48 hours and provide the required documentation:

    Exception Type

    Required Documentation

    Product Damaged

    Clear photos/videos (showing damage to outer packaging and product)

    Wrong Product Shipped

    Photos (showing received product and label)

    Missing Items

    Photos (showing all received items)

    Product Not Delivered/Lost

    /

    III. Return Policy

    1. 30-Day Returns

    Within 30 days of receiving your product, if you are unsatisfied and the product meets the following conditions, you may apply for a return:

    Return Conditions:

    • Product is unused and uninstalled
    • Product remains in original condition, no scratches or damage
    • All original accessories, manuals, and packaging materials are included
    • Valid proof of purchase must be provided

    Fee Information:

    • Return shipping costs are borne by the customer.
    • The refund amount will be your actual purchase price.

    2. Returns Beyond 30 Days (Non-Quality Issues)

    For returns due to personal reasons beyond 30 days of purchase, depreciation fees will be deducted based on the purchase duration, and restocking fees will apply.

    3. Quality-Related Returns

    For quality-related returns, please refer to the WattCycle Warranty Policy. Products confirmed to have quality issues within the warranty period are eligible for free replacement or refund.

    4. It is recommended to retain the original packaging intact for at least 30 days.

    IV. Refund Policy

    1. Refund Process

    • After the return request is confirmed by customer service, the product must be shipped back to the designated warehouse.
    • Refunds will be processed within 3-5 business days after we receive and inspect the returned product. (If you see that the product has been delivered back to the warehouse, please contact us proactively to initiate the refund.)

    2. Refund Method

    • Refunds will be issued via the original payment method (PayPal or credit card).
    • The refund amount will be calculated after final verification, deducting any applicable fees, and returned through the original payment channel.

    3. Refund Inquiry

    If you have not received your refund within 7 business days after it has been processed, please follow these steps to check:

    • Check your bank account or payment account
    • Contact your issuing bank or payment platform (refunds may experience processing delays)
    • Contact WattCycle customer service for assistance

    After-Sales Policy Summary

    Scenario

    Resolution

    Shipping Responsibility

    Notes

    Quality issue (within 6 months)

    Free replacement/refund

    WattCycle covers shipping costs

    Requires quality defect confirmation, valid proof of purchase, and within the warranty period

    Quality issue (after 6 months, within warranty)

    Free replacement

    WattCycle covers shipping costs

    Requires quality defect confirmation, valid proof of purchase, and within the warranty period

    Personal reason (return within 30 days)

    Return for refund

    Customer bears return shipping

    Packaging intact, product in good condition. Warehouse restocking fees will be charged.

    Personal reason (return after 30 days)

    Return for refund

    Customer bears two-way shipping

    Warehouse restocking fees and depreciation fees will be charged.

    Wrong item shipped / Missing item / Transit damage

    Free replacement

    WattCycle covers shipping costs

    /

    Order cancellation (before shipment)

    Refund

    No shipping charges incurred

    /

    Beyond 6 months (non-quality issues)

    Returns not accepted

    /

    /

    VI. Return Procedure

    1. Contact Customer Service: Reach out via service@wattcycle.com, explain the reason for return, and provide your order number.
    2. Obtain Authorization: After confirming eligibility for return, customer service will provide a Return Label and return address.
    3. Pack and Ship: Securely pack the product using the original packaging to ensure safe transit.
    4. Ship and Track: Send the product back following customer service instructions and retain the tracking number.
    5. Refund Processing: Once the warehouse receives and inspects the returned item, the refund will be processed.

    VII. Special Notes

    • We reserve the right to refuse returns for products that have been used, installed, or have incomplete packaging.
    • Packages returned directly without confirmation and a Return Label from customer service will not be processed.
    • Customized products or those with activated extended warranties may be subject to special return conditions. Please consult customer service.
    • This policy applies only to the original consumer and does not apply to secondary resale.

    Contact Information:

    📧 Official Customer Service Email: support.eu@wattcycle.com

    🌐 Official Website: www.eu.wattcycle.com

    Top-tier Quality Proven by Real Reviews & Real Results

    Curious about the internal structure? Worried about the real capacity of the battery? Let's explore the WattCycle battery review of the 12V 314Ah Mini smart LiFePO4 battery and find what its inside looks like and what the actual capacity is!

    WattCycle Revolutionary Battery, More Energy in a Compact Design

    WattCycle 12V 314Ah Mini Bluetooth lithium leisure battery​ has an internal 200A BMS(Battery Management System), which ensure a 200A(1C) continuous discharge/charge current. Made of EV-grade A+ cells, it can store 4.01kWh energy, providing enough energy during your motorhome trip.

    Why 12V 314Ah Mini Bluetooth Lithium Leisure Battery​

    Built with high-performance EV-grade A+ cells and advanced 200A BMS, it gives 4.01kWh energy and 2560W max output, delivering up to 15000 cycles. The external IP65 waterproof rating makes the battery fearless of salt environments, and the internal metal frame ensures that the battery is safe even in bumpy environments. Bluetooth 5.0 function lets you check battery status anytime & anywhere even it's "invisible" (under the seat of the motorhome.)

    With high and low temperature cut-off protection, it keeps your essentials powered through the cold and heat. When the battery is in use, the BMS initiates protection when the temperature drops below -25°C to -15°C. When the temperature rises from 5°C to 15°C, the battery continues to discharge.

    Low-temp cut off feature of WattCycle 12V 314Ah Mini Bluetooth LiFePO4 Battery
    important features of WattCycle 12V 314Ah Mini Bluetooth LiFePO4 Battery

    Flexible Installation, Unlimited Possibilities

    WattCycle 12V 314Ah Mini Bluetooth battery in different put methods

    WattCycle 12V 314Ah Mini Smart Battery can be placed sideways. Its dimensions of L384 x W194 x H248 mm are extremely suitable for the narrow space of the motorhome yet provide much more usable energy.

    Whether you’re preparing a powerful energy system in your campervan, storing energy for your boat on open waters, or setting up an outdoor portable power station, this battery offers complete flexibility in installation.

    It can be safely mounted upright, sideways, or flat, ensuring stable performance and reliable power delivery in any position. No matter the environment, it adapts perfectly to your space and keeps your energy flowing without compromise.

    Upgraded To Safer, Designed To Be Stable & Durable

    WattCycle 12V 314Ah Mini lithium leisure battery has a unique internal design. There is a metal frame inside to enhance the stability of the battery. Built with braided flexible copper wires, it can deliver 50% more power and run 30% cooler with the aluminum colling fins.

    The Ultimate Upgrade from AGM Battery

    WattCycle's flagship 12V 314Ah Mini Bluetooth lithium battery redefines portable power with its space-saving dimensions (L384 × W194 × H248mm, L340mm without the handles) and remarkably light 27kg frame. Delivering 2560W output and 4019Wh capacity, it outperforms traditional setups - replacing three bulky lead-acid batteries (87kg) that offer just 1800W/1800Wh. It's a smarter and more efficient energy solution for modern needs.

    Effortless Bluetooth Connectivity To Control Battery Smartly

    Gain complete oversight of your power system in three quick steps: Install the WattCycle App, detect your Bluetooth-enabled battery, and pair it through the interface. The App is readily available - either scan the provided QR code or locate "WattCycle" directly in the Google Play or Apple App Store.

    Scalable Power, Expand Your Energy Potential

    WattCycle 12V 314Ah Mini Bluetooth LiFePO4 battery supports Max. 4 batteries in parallel and Max. 4 batteries in series (4P4S). 16 pcs WattCycle 12V 314Ah Mini Bluetooth LiFePO4 batteries can form a 48V 1256Ah battery system, providing up to 64.31kWh energy to power your motorhome trip or sailing journey. The modular design lets you start small and expand as your power needs grow, making it perfect for weekend campers and full-time off-grid dwellers alike.

    Power for Sustainable Adventures

    For true energy independence, connect multiple WattCycle 12V 314Ah Mini lithium batteries to create a massive 64.31kWh power bank. This scalable system is ideal for extended motorhome trips, marine excursions, and off-grid living situations - providing reliable electricity for appliances, navigation systems, and essential devices wherever your journey takes you.

    PRODUCT DESCRIPTION

    Space-Saving Power Solution: Measuring just L384×W194×H248 mm and weighing a mere 27kg, WattCycle 12V 314Ah LiFePO4 battery offers unparalleled portability for sail, motorhome, and off-grid applications, outperforming bulkier alternatives in its class.

    High-performance EV Grade A+ Cells: WattCycle 12V 314Ah Mini LiFePO4 battery is made of high-performance EV Grade A+ cells, which ensures it a long-lasting, up to 15000+ cycles@60% DoD battery in your caravan trip.

    Unique Solid Internal Structure: The WattCycle 12V 314Ah LiFePO4 Battery stands up to harsh conditions thanks to its unique full-aluminum internal frame,which not only reinforces the cell structure but also integrates cooling fins that improve heat dissipation by 30%.

    Revolutionary Capacity Upgrade: Compared with our 12V 280Ah Mini Bluetooth model, the new 12V 314Ah battery packs 15% higher energy density and a 12% capacity bump—ending your energy anxiety once and for all.

    Wireless Battery Management with Bluetooth: The integrated Bluetooth module enables real-time tracking of SOC, voltage, current, and temperature via our dedicated app - no extra equipment is required for complete system oversight.

    Comprehensive Power Protection: A robust 200A BMS safeguards against overcharge, overcharge, over current, short circuit, and temperature extremes while maintaining 200A continuous power flow for demanding applications.

    TECHNICAL SPECIFICATIONS

    General

    Battery Technology LiFePO4
    Dimensions With Handles: L384 x W194 x H248mm
    Without Handles: L340 x W194 x H248mm
    Weight 27kg
    Terminals M8 Bolts
    Casing Material ABS
    Waterproof Rating IP65
    Certifications ECE R10, IEC, FCC, CE-EMC, CE-RoHS, CE-Battery, CE-RED, UN 38.3, PSE, METI, UL1973
    Hazard class 9
    Warranty 5 Years

    Technical Data

    Nominal Voltage 12,8V
    Nominal/Usable Capacity 314Ah
    Energy 4019Wh
    Cell Balancing Yes, passive balancing
    Bluetooth Yes, Bluetooth 5.0
    Monthly Self Discharge ≤3%/Month
    Series & Parallel Configurations Max. 4 in Parallel, Max. 4 in Series

    BMS

    BMS 200A
    Max. Continuous Output Power 2560W
    Overall Over-Charge Detection Voltage 14,4±0,2V
    Overall Over-Discharge Detection Voltage 10±0,2V
    Standard Continuous Charge Current 62.8A (0.2C)
    Max. Continuous Charge/Discharge Current 200A (1C)
    Over-current Charge Protection 210A±10A
    1st Discharge Over-Current 210A±10A @ 10±0,5s
    2nd Discharge Over-Current 250A±10A @ 1±0,5s
    BMS High Temperature Cut-Off Charge: 55℃±5℃
    Discharge: 65℃±5℃
    BMS Low Temperature Cut-Off Charge: 0℃±5℃
    Discharge: - 20℃±5℃
    High Temperature Recovery Charge: 50℃±5℃
    Discharge: 60℃±5℃
    Low Temperature Recovery Charge: 2℃±5℃
    Discharge: -15℃±5℃

    Temperature Range

    Charging Temperature 0℃-55℃
    Discharging Temperature -20℃-60℃
    Storage Temperature 0℃-45℃

    FAQ's

    Do I have to buy a special charger for LiFePO4 batteries?

    We recommend using a WattCycle LiFePO4 battery charger, which is specifically designed to meet the unique charging needs of LiFePO4 batteries. Alternatively, you can also charge the battery using photovoltaic solar panels through MPPT or use an inverter with a built-in AC to DC charging function.

    Are WattCycle 12V 314Ah LiFePO4 batteries safe?

    Absolutely. LiFePO4 is the most stable lithium chemistry on the market. WattCycle cells are UL-certified and housed in an IP65-rated case. Our internal BMS guards against:

    • Over Charge & Over Discharge
    • Under Voltage & Over Voltage
    • Over Current & Short Circuits
    • High Temperature
    • Low-temperature Cut-off
    Can I charge WattCycle LiFePO4 lithium batteries with solar panels?

    Yes—our 12V 314Ah LiFePO4 Battery is designed for seamless solar charging. Simply pair it with an MPPT charge controller and a 1.200W PV array to top up in one sunny day (≈4.5 hrs of peak sun).

    Optimal Setup: A 1.200W solar panel bank feeding an MPPT regulator ensures efficient charging of your 12V 314Ah solar battery.

    Charge Profile: MPPT controllers adjust voltage/current to maintain the ideal 14,2V – 14,6V range, protecting cell health and maximizing cycle life.

    Scalable: Whether you’re building out 12V 314Ah batteries for solar panels in parallel or keeping it simple with one pack, the WattCycle system adapts—no special wiring or firmware tweaks required.

    How to store LiFePO4 batteries?

    1. Recommended Storage Conditions

    • To achieve optimal storage results, LiFePO4 batteries should be kept in a cool, dry place.
    • Ideal Storage Temperature: 15°C – 25°C.
      Humidity: Keep humidity as low as possible to avoid moisture buildup.

    2. Recommended Charge Level During Storage
    LiFePO4 batteries should be stored at a partial state of charge (SOC) between 50% and 80%.

    Why Avoid Full Charge/Discharge?

    • Storing the battery fully charged or fully discharged can stress the cells and lead to gradual capacity loss over time.
    • A partial charge helps preserve battery health during storage.

    Additional Tips:

    • Check Periodically: If storing for extended periods (>3 months), check the SOC every 3–6 months and recharge to 50–80% if needed.
    • Avoid Extreme Temperatures: Never store in freezing (<0°C) or excessively hot (>60°C) environments.
    What maintenance does the battery require?

    Zero maintenance—no watering or equalizing. Just install, register your 7-year warranty, and enjoy consistent, long-lasting power for years to come.

    COMPARISON

    3 Pcs 12V 100Ah Lead-acid Battery WattCycle 12V 314Ah Bluetooth LiFePO4 Battery Other Brand 12V 300Ah LiFePO4 Battery
    / EV Grade A+ LiFePO4 Cells EV Grade A LiFePO4 Cells
    300Ah 314Ah 300Ah
    3 x L333 x W175 x H218 mm L384 x W194 x H248 mm L522 x W240 x H218 mm
    87 kg in total 27 kg 29.09 kg
    x Low-Temperature Protection ✔ Low-Temperature Protection x Low-Temperature Protection
    x Bluetooth ✔ Bluetooth x Bluetooth

    REVIEWS

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