Flagship 48V 100Ah LiFePO₄ Server Rack Battery Gen2 – Active Balancing, LCD, Bluetooth & Smart Comms
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Shipping Service
Shipping Service
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.
Destinations:
- We only ship orders to Continental
- Currently we DO NOT ship to Alaska, Hawaii, and Puerto Rico.
- Please do not use PO Box addresses, which are not within the delivery range of FedEx. If you accidentally use such addresses, please contact us to change them in time to avoid delays in delivery.
Shipping Fee:
- FREE shipping on all orders
- Shipping method: UPS Ground & Fedex
Shipping time:
The time frame of an order delivery is divided into two parts:
- Processing time: 1-2 business days
- Shipping time: 2-5 business days
- The shipping will delay for some objective or uncontrolled reasons. We will notice our customer ahead for delays.
Tracking Your Order:
- Once your order ships, you will receive a confirmation email with a tracking number. You can use this tracking number to track the progress of your shipment on the carrier's website.
Disclaimer:
- While we strive to meet the estimated delivery times provided, these are estimates and actual delivery times may vary depending on factors beyond our control, such as carrier delays or weather conditions.
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 at service@wattcycle.com.
Warranty Policy
Warranty Policy
Warranty Policy
At WattCycle, we stand behind the quality and performance of our batteries. We offer a comprehensive warranty to ensure your satisfaction with your purchase.
Please read the product manual carefully before installing and using the product, and use the battery correctly under the instructions of the manual.
Warranty Period
WattCycle warrants that the product will be free from defect in workmanship and material to the original consumer purchaser.
The warranty period starts on the date of purchase by the original consumer purchaser.
| LiFePO4 Batteries (>50Ah) | LiFePO4 Batteries (≤50Ah) | Cells / Like New Batteries | LiFePO4 Battery Charger | Accessories | |
| Website | 5+2 Years | 3 Years | 3 Years | 3 Years | 1 Year |
| Amazon | 5+2 Years | 3 Years | 3 Years | 3 Years | 1 Year |
| Temu | 5+2 Years | 3 Years | 3 Years | 3 Years | 1 Year |
| Ebay | 5+2 Years | 3 Years | 3 Years | 3 Years | 1 Year |
Note: Only registered customers can extend the warranty service by 2 years. Final interpretation rights belong to WattCycle.
Question: Will my lithium battery still be covered under warranty after being connected in series or parallel?
Answer: As long as your product meets the warranty conditions and you have registered for the warranty, you will receive the corresponding warranty period. Connecting the batteries in series or parallel (or other normal operations) will not affect your product's warranty duration.
Warranty Statement
Any defects in material, workmanship of your product will be covered after you provide any valid proof of purchase and information including but not limited to:
1. A purchased order number made through WattCycle official stores.
2. Sales invoice or order confirmation email that clearly shows the description of the product, its price, and sales channel.
Note: The limited warranty is restricted to the country of purchase. The warranty will be invalid on the items once they are taken or shipped to other countries.
Exclusions of Warranty
1. Misused, abused, damaged by accident or damaged due to force majeure. (e.g. lightning strikes, tornadoes, hurricanes, etc.);
2. Unauthorized modification, repair, dis-assembly or operation not in accordance with the official instructions or manuals;
3. Lost, stolen or full refunded product;
4. Warranty period expired;
5. The battery model on the warranty certificate does not match the actual item;
6. Product wear and tear through the usage of time.
Procedures for Warranty Claims
We’ll assist to analyze the consumer’s problem within 24 hours, and help solve the problem, restore battery usage, and introduce the optimal use method.
If our product fails to work normally, the consumer assists us in completing all the battery testing, and both parties confirm that the product does have quality problems, we’ll send a new battery replacement to the defective battery after it has been returned to our US warehouse by the pre-paid label we prepared. And the defective battery will be checked and tested by our technical team to analyze the problem.
From the date of purchase and within 6 months, if our products have quality problems and cannot work normally, we can provide replacement or refund services; Within 7 months from the date of purchase to the end of the warranty, if our products have quality problems and cannot work normally, we can provide replacement services.
Any product(s) returned for valid warranty service will be shipped at the expense and risk of us. We will provide a pre-paid label to customers who need to return the products to the designated place at the specified time.
Batteries that have been serviced or replaced under their warranty period do not receive extended warranties. Instead, the serviced/replaced battery(-ies) will abide by the original warranty period issued when first purchased.
Changes to This Policy:
We reserve the right to modify this Warranty Policy at any time. We will post any changes to this policy on our website.
Contact Us:
If you have any questions about our Warranty Policy, please feel free to contact us at service@wattcycle.com.
We encourage you to read this warranty policy carefully. By purchasing a WattCycle battery, you agree to the terms and conditions of this warranty.
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Discover the all-new WattCycle 48V100Ah Rack Battery Upgrade
Gen2 3U chassis, adds hi-vis touch LCD, active-balancing BMS, Bluetooth monitoring, and parallel-up-to-20 for whole-home backup.
Do the best.
Uses BYD battery cells, offering unparalleled safety performance, while enhanced physical structure significantly improves battery life and durability.
High-current active balancing function
WattCycle's active balancing function effectively protects battery cells, improves safety, extends battery pack life, and increases capacity utilization. Ultra-high 3A balancing current: Faster balancing speed, better balancing effect, and better adaptation to large-capacity battery cells.
Second-troubleshooting capability, flexibly handling all situations
Power button and short-circuit valve – one switch handles all emergencies, giving your battery a dual boost of emergency and flexibility! Powerful BMS chip automatically cuts off faults in seconds, promptly responding to short circuits, overloads, and other situations, suitable for safe use in high-power devices.
Multiple Intelligent Monitoring Features
WattCycle 48V 100Ah 3U rack battery supports remote control via a mobile app, and the battery itself features an LCD touchscreen, helping you monitor your battery status in real time.
Customizable system power, compatible with all inverters
WattCycle 48V 100Ah 3U rack lithium battery can be easily expanded to 20 batteries (automatic addressing). Seamless insertion into the 3U rack makes it simple and convenient. Its CAN/RS485/RS232 is compatible with various inverter brands on the market, easily adapting to multiple scenarios, with strong anti-electromagnetic interference capabilities and millisecond-level command interaction.
Modular stacking for seamless capacity expansion
The WattCycle 3U Rack battery is suitable for small spaces with simple plug-and-play functionality. Expansion is as easy as building with blocks, ensuring every inch of space is utilized! Whether for emergency power needs or everyday electricity usage, it provides a continuous and stable power supply, eliminating energy worries.
Only provide the best guarantees and services.
Our products undergo rigorous testing and professional certification. We provide 5 years guarantee, and become a member to receive an additional two-year guarantee. Don't hesitate, owning a WattCycle lithium battery can quickly recoup your investment.
Superior craftsmanship is reflected in the details
WattCycle LiFePO4 batteries use the highest quality core components, featuring a neat internal structure and a metal bracket for enhanced internal stability. Externally, they offer four interface terminals and a detachable handle for easy use, transport, and installation.
Tech Specs
Specifications
| Dimensions | 19.09 x17.72 x5.24 inch |
| Weight | 91.9lbs |
| Capacity | 100Ah |
| Energy Storage | 5120Wh |
| Nominal Voltage | 51.2V |
| Self Discharge Rate | <3%/Month |
| Series & Parallel Connections | 1 Series(Max), 20 Parallel(Max) |
Charging
| Max. Charge Voltage | 58.4V |
| Max. Charge Current | 100A |
| Recommend Current | 20A |
| Charging Temperature Protection | 23~41°F; 122~140°F |
| Discharging Temperature Protection | -13~5°F; 131~149°F |
| Short Circuit Current Protection | support |
Discharging
| Cont. Dischagre Current | 100A |
| Discharge Current | 6000@DOD80% |
Others
| Case Material | Steel Plate Cold Common (SPCC) |
| Certifications | IEC/CE/FCC/UL1642/UL2580/UN38.3 |

















