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.

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WattCycle 12V 314Ah Mini Deep Cycle Lithium Battery (Regular Version without Bluetooth)

Q: Does the battery require maintenance?

No. Unlike lead-acid batteries, LiFePO4 deep cycle batteries do not require regular maintenance or water refilling. Simply store and operate within the recommended voltage and temperature ranges.

€509,99 EUR€699,99 EUR

Key Features

Dimensions of L384 x W194 x H248 mm in a extra compact size
Compact 4kWh (314Ah / 4019Wh) form factor in 27kg, designed to fit motorhome battery compartments while reducing weight
Low internal resistance design with internal metal framing and oxygen-free copper conductors
200A continuous discharge with high surge tolerance, suitable for inverter-heavy motorhome electrical systems
All-in-one 200A BMS with 15+ protections, including low-temp cut-off and thermal safeguards that can be verified during testing
Innovative worry-free parallel connection: supports larger power, protects battery better and ensures a safer parallel system
EV Grade-A cells: 15000 cycles | 10+ years lifespan
Smart low-temperature cut-off:
auto-cuts off charging when the temperature is below 0℃
DIY your power: Max. 4P4S to build 64.31 kWh of energy
Much more durable: IP65 waterproof | 30% faster dissipation with built-in aluminum cooling fins. 50% Higher output Current with oxygen-free copper wires.
Versatile usage for campers, solar systems, home storage, trolling motors, and marine

Options

1 Pack (4.02kWh) 👍 2 Pack (8.04kWh) 3 Pack (12.06kWh) 👍 4 Pack (16.08kWh)

Free & Fast Shipping: Enjoy free shipping on your orders. The estimated shipping time varies by country. More information on Shipping Policy
Germany/Poland Local Warehouses: Orders are dispatched directly from our Local Germany/Poland Warehouses.
Instant Savings via Local Pickup: Contact us to pick up at our German/Polish warehouse for exclusive savings and avoid courier wait times.
Canary Islands (Spain) Shipping: You can shop our full range with ease via the GUANXE.COM App.

Thank you for choosing WattCycle for your LiFePO4 battery needs! We understand that getting your batteries quickly and safely is important to you. This policy outlines the shipping process for WattCycle orders.

Shipping Origin

WattCycle Orders are shipped from Germany or Poland.

Shipping Carrier

DPD, DHL & INPOST

Please contact our customer service team to find out which carrier to use.

Destinations

Germany, Austria, Belgium, Luxembourg, Netherlands, Czech Republic, Denmark, France, Hungary, Italy, Poland, Slovakia, Slovenia, Ireland, Portugal, Spain, Sweden, Croatia, Estonia, Finland, Latvia, Lithuania, Bulgaria, Greece, Romania.

Shipping time

Our shipping time is divided into two parts, starting from the time you place your order:

Processing time: 1-2 business days

Shipping time: 2-7 business days

Attention: The above transit time is for reference only and applies to most orders. It does not include inspection time, other special circumstances, or uncontrollable factors such as natural disasters, congestion, etc.

The average shipping time in the table below is for your reference

Country	Average shipping time(Business Days)
Poland	2
Germany	4
Lithuania	4
Czech Republic	4
Hungary	4
Austria	4
Slovakia	4
Estonia	4
Belgium	4
The Netherlands	5
Denmark	5
Italy	5
Latvia	5
Romania	5
Slovenia	6
Finland	6
Sweden	6
France	6
Luxembourg	6
Bulgaria	6
Ireland	6
Croatia	6
Portugal	7
Spain	7
Greece	10

Shipping cost

All WattCycle orders are FREE SHIPPING.

The shipping will be delayed for some objective or uncontrolled reasons. We will notify our customers ahead of delays.

Shipping Notification

Please ensure that you enter the correct name, address, and contact information during checkout to facilitate smooth delivery of your order.

If you entered an incorrect address for your order and have already made payment, please contact us promptly to modify the shipping address.

Attention: If you request a change of address after your order has been shipped, we cannot guarantee that the updated address will be applied. Additionally, you will be responsible for all associated risks and costs that may arise from altering the address post-shipment.

The following areas are areas where DPD cannot complete the delivery. We can change the shipping company for you, but you may need to pay for the postage.

Non-shippable Areas/Islands

Country/Region	Non-shippable Areas/Islands	Postal Code Range/Specific Codes
Denmark (DK)	Bornholm	3700, 3720, 3730, 3740, 3751, 3760, 3770, 3782, 3790
Denmark (DK)	Other Areas	4592, 5960, 5970, 5985, 6720, 7884, 8305, 8592, 9940, 9950, 9960
Greenland (GL)	Entire Territory	3900-3999
Faroe Islands (FO)	Entire Territory	FO100-FO3999
Germany (DE)	Hiddensee	18565
Germany (DE)	North-Friesland Islands	25849, 25859, 25863, 25869, 25938, 25946, 25980, 25992, 25996-25999
Germany (DE)	East-Friesland Islands	26465, 26474, 26486, 26548, 26571, 26579, 26757
Germany (DE)	Helgoland	27498
Germany (DE)	Neuwerk	27499
Germany (DE)	Chiemsee	83256, 78266
Estonia (EE)	Other Areas	62601, 88001-88005, 91217, 91301-91320, 92001-92420, 93001-94799, 96027, 96098
Finland (FI)	Åland Islands	22000-22999
France (FR)	Corsica	20000-20999, 97000-97999, 98600-98999
France (FR)	Other Areas	17111, 17123, 17190, 17310, 17370, 17410, 17480, 17550, 17580, 17590, 17630, 17650, 17670, 17740, 17840, 17880, 7940, 22870, 29242, 29253, 29259, 29990, 56360, 56590, 56780, 56840, 85330, 85350
Gibraltar (GI)	Entire Territory	GX11
Greece (GR)	Saronic Islands	180xx, 189xx
Greece (GR)	Ionian Islands	28xxx-29xxx, 31xxx, 49xxx
Greece (GR)	Mount Athos (Berg Athos)	63086-63087
Greece (GR)	Crete & Aegean Islands	70xxx-74xxx, 80xxx-85xxx
Italy (IT)	Pontine Islands	04020, 04027
Italy (IT)	Sardinia	07000-09999
Italy (IT)	Venetian Lagoon	30010, 30012, 30100, 30121-30126, 30131-30133, 30135, 30141
Italy (IT)	Elba & Tuscan Archipelago	57030-57039, 58012-58013, 58018
Italy (IT)	Tremiti Islands	71040
Italy (IT)	Gulf of Naples Islands	80070-80071, 80073-80077, 80079
Italy (IT)	Sicily Surrounding Islands	90010, 91017, 91023, 92010, 98050, 98052, 98055
Italy (IT)	Livigno	23030
Italy (IT)	San Marino	47031, 47890-47899
Italy (IT)	Campione d'Italia	22061
Malta (MT)	Comino	KMN
Malta (MT)	Gozo	FNT, GRB, GSM, GSR, KCM, MFN, MXR, NDR, QLA, SLZ, SNT, VCT, XLN, XRA, XWK, ZBB
Netherlands (NL)	Other Areas	1156AA-1156ZZ, 1791AA-1797ZZ, 8881AA-8884ZZ, 8891AA-8897ZZ, 8899AA-8899ZZ, 9161AA-9164ZZ, 9166AA-9166ZZ
Norway (NO)	Svalbard	9170-9179
Norway (NO)	Jan Mayen Island	8099
Portugal (PT)	Madeira	9000-9390
Portugal (PT)	Porto Santo	9400
Portugal (PT)	Azores	9500-9980
Russia (RU)	Crimean Federal District & Sevastopol	29xxxx
Spain (ES)	Balearic Islands	07000-07999
Spain (ES)	Ceuta & Melilla	51000-52999
Spain (ES)	Canary Islands	35000-35900, 38000-38900
Sweden (SE)	Other Areas	10005, 13025, 13033-13034, 13036-13039, 13042-13043, 13055-13056, 37022, 43080-43099, 45204-45205, 47112-47115, 47500-47599, 62000-62999, 74296-74297, 76017-76019, 91803
Turkey (TR)	Northern Cyprus	99xxx
Turkey (TR)	Other Areas	10360-10389, 10405, 10940-10974, 17680-17699, 17760-17799, 34970-34977
Ukraine (UA)	Autonomous Republic of Crimea & Sevastopol	95xxx-98xxx, 99xxx

Tracking Your Order

Once your order ships, you will receive a notification email with a tracking number. You can use this tracking number on the carrier's website to track the progress of your shipment.

Carrier Official Website Tracking:

DPD: https://www.dpd.com

DHL: https://www.dhl.com

INPOST: https://inpost.pl

Inspection & Signature

Upon receiving your WattCycle package, please first inspect the outer box to ensure it remains intact and properly sealed. If you (or someone acting on your behalf) sign for a damaged or deformed package, WattCycle will consider the package accepted. To protect your rights, WattCycle strongly advises recording a complete unboxing video and verifying the items against the packing list.

Attention:

Damaged Packaging: If the packaging shows signs of damage or deformation, do not sign for or open the package. Contact us immediately to report the issue.

Missing/Damaged Items: If products are missing or damaged within the package, notify us within 24 hours of receipt.

Disclaimer

WattCycle shall not be held liable for order delays or rejections caused by the following reasons:

Remote Delivery Addresses: Shipping times may be delayed by 1–2 days due to remote delivery locations.

Recipient-Related Delays: Delays or failed deliveries caused by the recipient’s actions, including but not limited to:

Address changes after shipment.
Providing unknown, invalid, or incorrect addresses.
Providing incorrect contact information.
Refusal to accept the package.

Force Majeure Events: Delays due to unforeseeable, unavoidable, or insurmountable circumstances, including but not limited to:

National or regional air/ground transportation disruptions (e.g., weather-related issues).
Communication system interference or malfunctions.
Government actions or changes in postal policies.
Wars, earthquakes, typhoons, floods, fires, heavy rain, fog, or similar events.

Prohibited Air Cargo: Items restricted by aviation safety regulations, including: Contraband, mobile phones, electronics, fragile goods, or other items ineligible for air transport.

Confiscated Shipments: Parcel confiscation or disposal due to violations of shipping regulations.

Holiday/Non-Working Day Delays: Inability to deliver during weekends, national holidays, or public observances.

Inaccessible Locations: Failed deliveries to schools, workplaces, or residential areas unreachable by couriers.

Information Security

WattCycle values user privacy and keeps all information confidential. We will never sell your information or use it for any purpose other than delivering your order.

Changes to This Policy

We reserve the right to modify this Shipping 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.

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Real Humans, Real Help: Please feel free to contact us via Email (support.eu@wattcycle.com) or WhatsApp(+86 159 9474 4297).
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WattCycle 12V 314Ah Mini Lithium Leisure Battery User Manual

WattCycle 12V 40A AC-DC LiFePO4 Battery Charger - Using this charger, a 12V 314Ah Mini battery can be fully charged in approximately 8 hours.
WattCycle 12V 60A AC-DC LiFePO4 Battery Charger - Using this charger, a 12V 314Ah Mini battery can be fully charged in approximately 6 hours.

Local EU Warehouses
14-Day Price Guarantee
Hassle-Free Warranty
Lifetime Customer Support

Payment Method

WattCycle 12V 314Ah Mini Deep Cycle Lithium Battery (Regular Version without Bluetooth)

€509,99 EUR

€699,99 EUR

Feature
Tech Specs
Faqs
Reviews

12.8V Voltage
314Ah Capacity
2560W Max. Load Power
4019.2Wh Usable Energy

Tech 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
Hazard class	9
Warranty	5 Years

Technical Data

Nominal Voltage	12,8V
Nominal/Usable Capacity	314Ah
Energy	4019Wh
Cell Balancing	Yes, passive balancing
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℃

Frequently Asked Questions

Yes! LiFePO4 batteries are among the most stable lithium batteries on the market. WattCycle LiFePO4 batteries use high-quality Grade-A LiFePO4 cells and are equipped with an integrated battery management system (BMS) that provides protection against overload, overvoltage, extreme temperatures (including deep discharge protection), and much more. All WattCycle batteries undergo rigorous testing before shipment and have certifications such as CE, RoHS, and UN38.3. Buy with confidence now!

Two 12V 314Ah Mini LiFePO4 batteries connected in parallel and one 12V 628Ah Ultra LiFePO4 battery provide the same total capacity. However, using a single battery system generally offers better consistency and more stable operation. In addition, it requires less wiring and takes up less installation space. To conclude, one 12V 628Ah battery is more recommended.

No. Unlike lead-acid batteries, LiFePO4 deep cycle batteries do not require regular maintenance or water refilling. Simply store and operate within the recommended voltage and temperature ranges.

You can charge it with a LiFePO4 battery charger, solar panels + MPPT solar charge controller, or generator/alternator (with the correct voltage regulation). For optimal performance, use a charger specifically designed for LiFePO4 deep cycle batteries with the correct charging profile.

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.

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.

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.

5 stars: 208 (84%)
4 stars: 38 (15%)
3 stars: 2 (1%)
2 stars: 0 (0%)
1 star: 0 (0%)

This product has no reviews of its own. The merchant grouped it with related products, so the reviews shown are from across that group.

1 Pack (4.02kWh)

Muy contento con la batería

Estoy contento con la batería tiene unas medidas muy compactas la aplicación del teléfono funciona muy bien y de momento la batería funciona genial. No sé qué pasará en el futuro

1 Pack

Installed a 314 in my slide in camper with a 2000w xantrex inverter

Installed a 314 in my slide in camper with a 2000w xantrex inverter, runs the microwave at 1500w and the AC on low at 4-500w. The bms bt interface is really useful. I choose this model because it was high on Will Prowess’s reviews.

1 Pack (4.02kWh)

My camper van is small

My camper van is small, but my power needs are huge, so this 314Ah Mini is a blessing. It’s compact enough that I still have room for my actual gear, not just batteries. Delivery was fast—faster than I could finish my coffee. The Bluetooth app works great, which means my new favorite hobby is checking the battery status every time I blink. Solid build, high efficiency, and no headaches so far. Highly recommend if you want real power without losing your living space!

2 Pack (8.04kWh)

Good batteries

Good batteries, now will se what happening in time.

1 Pack (4.02kWh)

Perfecte boot accu

De perfecte boot accu voor schip van 10 meter.
Ook in de winter als de zonnecollectoren weinig leveren en koud weer is. Is de verwarming in de accu perfecte keuze. De 12V hetelucht verwarming doet het perfect op de accu.
Wat een uitvinding, super Watt cyclus.

1 Pack (4.02kWh)

Per ora do 4 stelle perché non l'ho ancora installata ne provata

Per ora do 4 stelle perché non l'ho ancora installata ne provata, ho solo collegata con Bluetooth e il tutto sembra funzionare benissimo ed è carica al 66%. penso comunque che sarà un buon prodotto.
Dalle recensioni che ho letto è visto, penso che sia uno dei migliori prodotti come qualità prezzo.
Posso solo dire per adesso che sia l'ordine che il trasporto (consegna veloce e perfetta come da foto) tutto ok 5 stelle.
una sola cosa ho visto che non ha, "il bilanciamento delle celle attivo ma passivo. Questa è una pecca, spero che le prossime avranno il bilanciamento attivo delle celle. Per adesso grazie.

1 Pack (4.02kWh)

Getting ready for the life in the wild

Getting ready for the life in the wild. Everything working and looks great for now! App shows the state of the batteries and voltage for each battery cell.

Bin sehr zufrieden mit dem Produkt h?lt was es verspricht Gerne wieder

Bin sehr zufrieden mit dem Produkt hält was es verspricht
Gerne wieder.

1 Pack (4.02kWh)

Great value for money

Great value for money. The size is perfect under the sofa in the van.

1 Pack (4.02kWh)

spokojen

spokojen

The battery is excellent. The courier damaged my battery during delivery. I praise "Wattcycle" for the communication and fast delivery of the new battery.

👍 2 Pack (€479.39/each) / Without Charger

so far so good!! Looking good en delivery was

so far so good!! Looking good en delivery was quickly

Gute Amperage-Leistung für die Größe

Die Batterien kamen in gutem Zustand und gut verpackt an. Lieferung inklusive kurzen und längeren Schrauben. Sehr hilfreich. Ich habe 4 davon als Hauptversorgung für die Wohnraumbatterien im Boot installiert. Sie ersetzen jeweils 4 AGM-Batterien mit 210Ah, die um die Hälfte größer und doppelt so schwer waren (je 120 Pfund) wie diese ~60 Pfund schweren 314Ah LiFePO4 Batterien. Dadurch verdreifachte sich meine Kapazität und ich sparte 240 Pfund Gewicht. Ich habe an jede Plus-Batterie 250A MRBF-Sicherungen sowie eine 350A Klasse T-Sicherung auf der gesamten DC Plus Seite angebracht. Zusätzlich installierte ich einen wasserdichten Victron 500A SmartShunt zur Überwachung von Lade-/Entladeständen. Für die Ladung ergänzte ich einen Victron Orion XS 50A-DC/DC-Ladegerät für die Lichtmaschine sowie ein 40A LiFePO4 AC/DC-Ladegerät mit ferngesteuertem Stecker. Bisher scheinen die Batterien wie angegeben zu funktionieren.

Buon prodotto. Eccezionale direi rapportato alle sue dimensioni compatte.

Buona batteria, 280 Ah smart mini.Per la su capacità ,gode di dimensioni super compatte. Si riesce a montare di fianco ( ho chiesto al suporto tehnico l'approvazione)
sotto il sedile del camper su base Ford Transit ,e credo anche Fiat Ducato.

Good battery, disapointing app.

The battery seems to be very good. Nice build quality, incredible capacity!
The BT is really disapointing. Just had an app-update. The app gives very little information. Just voltage, percentage of capacity, temperature. No information about the seperate cells. No possibility to change the settings of the BMS.
No worth the extra money spent on the Bluetooth module.

Great battery in small package, tons of available power!

VERY IMPRESSED so far! I ordered 2 of the NEW 300 amp hour MINI lithium batteries, and they are working perfectly. I ordered them Friday, October 18th, 2024 and received them both on October 25, 2024 in perfect working order. I started off by testing 1 quickly then placing it in a freezer set to 26 degrees Fahrenheit to test the low temperature charging protection, left it in for about 12 hours and hooked to a charger and it would not allow a charge to pass! I allowed it to warm up slowing and then tested again and it then would allow charging again. Very happy to see this feature working! Being able to use my system in freezing conditions is very important to me and this helps to know my investment in these batteries will be protected!

The second battery I began charging up off my 1000 watts of solar panels and Victron charge controllers I have in/on my fully converted cargo trailer camper. I use it as an "off-grid baby camper" as I call it. We use the camper (I built in spring 2020) for family trips, camp outs, cross country road trips, and "deer camp" where we expect it to deliver all the comforts of home in a small package while going wherever we want. We depend on the solar and lithium batteries along with chargers and inverter to keep the food in the fridge cold, my family and pets cool in the air conditioning in the heat of summertime, electric heaters and diesel heaters keeping us warm in the winter. Along with being able to run a coffee maker in the morning or making microwave popcorn for watching a movie on the TV before bed.... all while being able to camp anywhere we want without the concern of pluging in at a campsite or having to listen to a noisy and stinky generator. So far the available power in these batteries compared to my previous lithium battery bank I can instantly tell these batteries will be a major upgrade to my system.

My previous system consisted of 465 amp hours of lithium-ion in 3 parallel batteries. Connected in my system with a 12v Giandel 2200/4000 watt inverter it powered all our needs but I noticed a slight delay in developing power on some higher demanding appliances. With my limited time with these new Wattcycle 300ah Mini's, I've so far hooked up some power tools in my garage and a microwave in my trailer and they all have preformed like they were plugged into a regular outlet in my house. That's with only 1 battery hooked up! I've already been so impressed I've purchased a third to make my system 900ah!

The compact size of these 300ah Mini's is remarkable! Each of them is about the size of my previous 160ah lithium-ion batteries. I am going to be able to double my total power in the same space. They do weigh more (about 57 pounds each) than my previous batteries, but that is to be expected with their higher density..... or whatever they've done to pack so much power into such a small battery.