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Prime Day
Save up to 65%June 19th - June 26th
Enjoy sitewide discount plus exclusive gifts on selected batteries! -
48V Solar Batteries Storage
The Future of Energy, ReimaginedDon't let the next blackout stop your life.
Power your entire home for days.
High-capacity storage, unbeatable price.
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12V 314Ah Mini Super
WattCycle Most Popular LiFePO4 Batteries
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ECE R10 Certified
Bluetooth
Mini
Low-temperature cut-off protection
ECE R10 Certified
12V 100Ah Mini Bluetooth
1280W | 1280Wh
€239,99 EUR €279,99 EUR -
30€ OFFECE R10 Certified
Bluetooth
Mini
Low-temperature cut-off protection
ECE R10 Certified
12V 314Ah Mini Bluetooth
4019Wh | 2560W | Bluetooth | Compact yet Powerful
€559,99 EUR €1.299,99 EUR -
30€ OFFECE R10 Certified
Bluetooth
Self-heating Function
Mini
Low-temperature cut-off protection
ECE R10 Certified
12V 314Ah Mini Self-heating
4019Wh | 2560W | Self-heating | Bluetooth
€569,99 EUR €1.299,99 EUR -
Bluetooth
Active Balance
Low-temperature cut-off protection
Multiple Communications
LCD Screen
51.2V 100Ah 3U Server Rack
5120Wh | 5120W | Server Rack | Active Balance | Triple Communications
€999,99 EUR €1.999,99 EUR -
30€ OFFECE R10 Certified
Bluetooth
Active Balance
Mini
Low-temperature cut-off protection
ECE R10 Certified
12V 314Ah Mini Super
4019Wh | 2560W | Active Balance | Bluetooth
€569,99 EUR €1.299,99 EUR -
Bluetooth
Ultra Powerful BMS
Low-temperature cut-off protection
12V 628Ah Ultra
8038Wh | 3840W | 300A BMS | Bluetooth
€1.149,99 EUR €1.599,99 EUR -
ECE R10 Certified
Bluetooth
Low-temperature cut-off protection
ECE R10 Certified
Ultra Powerful BMS
24V 314Ah Ultra
8038Wh | 7680W | 300A BMS | Bluetooth
€1.269,99 EUR €1.599,99 EUR -
New
Bluetooth
Active Balance
Low-temperature cut-off protection
Multiple Communications
Ultra Powerful BMS
LCD Screen
51.2V 314Ah Home Battery
16,07kWh | 15,36kW | LCD Screen | Active Balance | Triple Communications
€2.199,99 EUR €3.599,99 EUR -
€209,99 EUR €259,99 EUR
48V Home Batteries
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Bluetooth
Active Balance
Low-temperature cut-off protection
Multiple Communications
LCD Screen
51.2V 100Ah 3U Server Rack
5120Wh | 5120W | Server Rack | Active Balance | Triple Communications
€999,99 EUR €1.999,99 EUR -
New
Bluetooth
Active Balance
Low-temperature cut-off protection
Multiple Communications
LCD Screen
51.2V 100Ah Wall-mounted
5120Wh | 5120W | LCD Screen | Active Balance | Triple Communications
€1.139,99 EUR €1.999,99 EUR -
New
Bluetooth
Active Balance
Low-temperature cut-off protection
Multiple Communications
Ultra Powerful BMS
LCD Screen
51.2V 314Ah Home Battery
16,07kWh | 15,36kW | LCD Screen | Active Balance | Triple Communications
€2.199,99 EUR €3.599,99 EUR -
NEW
Bluetooth
Active Balance
Low-temperature cut-off protection
2.5kW 10kWh Balcony System
2500W | 10kWh | Active Balance | LCD Screen
€1.399,99 EUR €1.999,99 EUR
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More Than Innovation
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What Really Makes a LiFePO4 Battery High Quality
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What Is Active Balancing in LiFePO4 Batteries, and Why Does WattCycle Use It?
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4 Keys to Spotting a True Black Friday Battery Deals
A wise battery investment boils down to four fundamentals: Honest Energy (Wh), Sustained Power (Continuous A), Proven Longevity (Cycles), and a Guarantee that Backs It All Up (Warranty). Let these criteria guide you, and you'll find that true value isn't about the biggest discount
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[Buying Guide] WattCycle Battery Black Friday Deals 2025
This blog is WattCycle's buying guide for the 2025 Black Friday battery sale. You will find promotion types, how to get higher discounts, the sale period and other information.
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From 440Ah to 628Ah – WattCycle LiFePO4 Experience from Sailing Yacht
This blog post is a detailed review of the Watt Cycle 314Ah Mini LiFePO4 batteries by a sailboat owner preparing for an Atlantic crossing. The author upgraded from a 440Ah AGM battery bank to a 628Ah LiFePO4 system using two Watt Cycle batteries in parallel.
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What’s the Difference Between Deep Cycle Motorhome Batteries and Dual Purpose Batteries
This blog post explains the key differences between deep cycle and dual-purpose batteries, with a focus on their applications in motorhomes. Deep Cycle Batteries: These are designed to provide a steady, consistent power supply over long periods. They are ideal for running appliances like refrigerators, water pumps, and lights when you are off-grid. A key feature is their ability to be deeply discharged (down to 80-90% of their capacity) without being damaged. Dual-Purpose Batteries: Also known as cranking batteries, these are designed to deliver a powerful burst of energy to start an engine. While they can also power some accessories, they are essentially a compromise between a starter battery and a deep cycle battery. The article recommends deep cycle batteries for those who spend a lot of time off-grid and have high power demands for their appliances. Dual-purpose batteries are better suited for shorter trips with frequent engine starts and lower power needs for accessories. The post also highlights the advantages of LiFePO4 (Lithium Iron Phosphate) batteries, which are lightweight, have a longer lifespan, and are maintenance-free compared to traditional lead-acid or AGM batteries.