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30-Day Money-Back Guarantee
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Lifetime Customer Support
Wattcycle 24V 314Ah Ultra LiFePO₄ Battery with Bluetooth
- Compact: 19.0 × 9.4 × 6.6 inches | 44.0 lbs
- Widely Used: Marine, Trolling Motors, RVs, Home Storage, Off-Grid, and more.
- Uninterrupted Energy: Releases 10,240Wh to power camping and fishing for 6+ hours without interruption.
- 2560W Power: 600A (30s) discharge current to easily support multiple high-power devices.
- Powerful 100A BMS: 20+ protections with intelligent charge and discharge management.
- 10+ Years of Life: Super cost-effective with no regular maintenance required.
- 1C Fast Charging: Works with LFP chargers, generators, solar panels, and AC-DC fast charging.
- One Equals More: Cuts 200 lbs, saves 60% space, doubles runtime, no complicated wiring, install in any orientation.
- Low-Temp Protection: Auto discharge off < −4℉; charge off < 0℃ / 32℉; resumes charging > 5℃ / 41℉.
- Rugged & Durable: ABS casing, IP67 waterproof, internal metal frame for excellent vibration resistance.
- Safety Certified: MSDS / UN38.3 / FCC / CE / ROHS / UL.
- Excellent Service: 5+2 years warranty, free shipping, 24-hour support, lifetime technical assistance.
We offer free shipping within the continental U.S. via UPS Ground or FedEx, with orders typically processed in 1–2 business days and delivered within 2–5 business days. Large products such as 12V 628Ah, 48V 314Ah batteries, or 12kW inverters are shipped by truck (LTL) and require signature upon delivery. After order confirmation, we will contact you by email to confirm shipment, and transportation arrangements typically take about 48 hours. Please note that we do not ship to Alaska, Hawaii, Puerto Rico, or PO Box addresses. Delivery times may vary due to external factors such as carrier delays or weather conditions.
For complete details, please visit:
Shipping Policy.
📢 Announcement: Update on Customer Support & New Contact Channels
Dear WattCycle Community,
We recently received feedback from some customers who did not receive timely replies to their service emails. After investigating, we discovered that some emails were bounced or filtered into spam due to domain parsing issues, which caused customers to miss our responses. We’ve improved our email system to prevent this in the future.
Here are the updated official support channels:
Email Support
Shenzhen Washi Energy Co., Ltd.
📧 service@wattcycle.com (primary)
📧 wattcycle.service@gmail.com (backup)
👉 Please always reach out to service@wattcycle.com first. If you haven’t received a reply for a long time, kindly check your Spam or Trash folder. If there is still no response, you may then contact us via our backup email.
2. Messenger
If you do not receive an email reply promptly, you can also PM us via Messenger for faster assistance.
3. WhatsApp & Phone Support
Based on your valuable feedback, we now offer US phone number and WhatsApp support for more direct and convenient help:
📱 Phone Support: +1 (229) 466-5899
💬 WhatsApp Support: +86 15361409198
🚛 Wholesale Inquiry: sale@wattcycle.com
+852 5473 5422 (WhatsApp)
4. Response time
Email: (Monday-Sunday) Reply within 24 hours
Phone: (Monday-Friday) 9:30 am-19:00 pm CST
We sincerely appreciate your patience and understanding as we continue to improve our service, and we remain committed to providing efficient and reliable support to all our customers.
Kind reminder: For after-sales inquiries, please include your order number and the platform where the purchase was made so we can assist you more quickly. Thank you for your cooperation and support.
— WattCycle Official Team
Our batteries come with a 5-year warranty, which can be extended to 7 years total upon product registration. Accessories are covered by a 1-year warranty, and like-new (refurbished) batteries include a 1-year warranty.
For full terms, conditions, and claim details, please visit:
Powerful Capacity in a Compact Package
WattCycle 24V 314Ah Ultra Lithium Battery, delivering an impressive 8 038 Wh of usable energy in a cabinet just 18.9″ × 14.25″ × 9.53″ and weighing only 153.99 lbs. This 24V 314Ah Lithium Battery brings high-density power to your RV, marine or off-grid system without the bulk of legacy setups. Its slim footprint makes installation a breeze, whether you’re retrofitting an existing panel or designing a new energy hub.
Premium Cell Chemistry with Smart Protections
Under the hood, WattCycle use EV Grade A+ cells form the backbone of our 24V 314Ah LiFePO4 Battery, paired with a 300 A BMS that shields against over-current, short-circuit, over-charge and over-discharge events. You’ll enjoy up to 15 000 cycles and a decade-long service life—far beyond typical LiFePO4 modules. A solid aluminum frame and rugged ABS+PC casing (UL94 V‑0 rated) complete the military-grade build.
Leaner, Stronger Alternative to Lead-Acid
WattCycle 24V 314Ah Ultra Lithium Battery cuts weight by more than half while offering over 15% more energy and 3× the cycle life. Its consistent power output and sustained depth of discharge ensure you won’t be sidelined by sudden voltage sag or premature capacity loss. Upgrade to this 24V 314Ah Lithium Battery and feel the difference in performance and durability.
Rock-Solid 300 A BMS for Heavy-Duty Use
A top-tier 300 A battery management system monitors each cell in real time, automatically halting unsafe conditions and preserving your investment. With eight layers of protection—thermal, over-current, short-circuit, cell-imbalance and more—you can push heavy inverters and motors up to 7 680 W without hesitation. It’s safety and power hand in hand for demanding applications.
Real-Time Monitoring via Bluetooth
Stay in control with Bluetooth 5.0 connectivity and the WattCycle mobile app. Check voltage, state of charge (SoC), temperature and health metrics right from your smartphone—no extra hardware needed. Whether you’re on-site or miles away, this 24V 314Ah Ultra Lithium Battery keeps you informed so you can plan charging cycles and maintenance around your schedule.
Flexible, Scalable Energy Architectures
Design your ideal system with up to 2 series by 4 parallel configurations—build a 51.2 V, 1 256 Ah powerhouse for a maximum 64.31 kWh usable bank. Need more peak power? Support up to 15.36 kW of continuous load. From a single 24V 314Ah LiFePO4 Battery to a full rack, WattCycle scales with your needs
Versatile Applications for Every Scenario
From home‑backup and off-grid cabins to marine vessels, RVs and critical UPS systems, the WattCycle 24V 314Ah Ultra Lithium Battery delivers steadfast performance. Its lightweight form factor streamlines installation in boats and campers, while the robust design endures rugged outdoor use. Wherever dependable, long-lasting energy is needed, this battery stands ready.
Tech Specs
| Dimensions | 18.9 X 14.25 X 9.53 inch |
| Weight | 139 lbs |
| Standard/Maximum Continuous Charging | 62.8A/300A |
| Maximum Continuous Discharging | 300A |
| Over-current Discharge Protection | 310A±10A |
| Over-current Charge Protection | 310A±10A |
| Short-Circuir Current Protection | Support |
| Release Condition | Cut Load |
| Charging High Temperature Protection | 140°F~158°F / 60°C~70°C |
| Discharge High Temperature Protection | 149°F~167°F / 65°C~75°C |
| High Temperature Protection Release Condition | Drop by 41°F~59°F / 5°C~15°C |
| Charging Low Temperature Protection | 23°F~41°F / -5°C~5°C |
| Discharge Low Temperature Protection | -13°F~5°F / -25°C~-15°C |
| Low Temperature Protection Release Condition | Rise by 41°F~59°F / 5°C~15°C |
| Rated Voltage | 25.6V |
| Standard Charging Voltage | 29.2V±0.2V |
| Shipping Charging Voltage | 25.6V~29.2V |
| Shipping Capacity | 50% |
| Cycle Life | 6000@80%DOD |
| Self Discharge Rate | <3%/Month |
| Series & Parallel Connections | 4 Parrallel(Max) 2 Series(Max) |
| Communications | Support |
| Case Material | ABS+PC/UL94 V-0 |
| Storage Temperature | 32°F~140°F/0°C~60°C |
| Terminal Bolt Size | M8 |
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