KeepKnow 51.2V 314Ah 16kWh LiFePO4 Energy Storage Battery
$2,299.00
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You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
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16kWh-Class LiFePO4 Storage for Home, Solar and Off-Grid Systems
The KeepKnow 51.2V 314Ah all-in-one LiFePO4 battery provides approximately 16.08kWh of nominal energy in a mobile floor-standing enclosure. It combines a 200A smart BMS, CAN/RS485 communication, touchscreen monitoring and Bluetooth/Wi-Fi access for high-capacity home backup, solar storage and off-grid applications.
Key Specifications
| Nominal voltage | 51.2V (48V system class) |
|---|---|
| Nominal capacity | 314Ah |
| Nominal energy | Approximately 16.08kWh |
| Battery management | 200A smart BMS |
| Communication | CAN and RS485 |
| Monitoring | LCD touchscreen plus Bluetooth/Wi-Fi app access |
| Enclosure | IP65-rated, floor-standing design with handle and casters |
| Dimensions | 33.54 × 20.04 × 10.83 in |
| Approximate weight | 288.81 lb |
| Cycle-life reference | 6,000+ cycles at 80% depth of discharge under stated test conditions |
| Parallel expansion | Up to 15 compatible units; follow the manual and inverter limits |
Monitoring, Communication and Safety
- View state of charge, voltage, current, temperature and battery status from the integrated display or supported app.
- Use CAN or RS485 communication with a compatible inverter or control system.
- The smart BMS protects against overcharge, over-discharge, overcurrent, short circuit and low-temperature charging.
- Integrated DC protection, status indicators and built-in fire-suppression modules add system-level safeguards.
Charging and Inverter Compatibility
Charge through a compatible 58.4V lithium charger or a properly configured inverter/MPPT system. Communication support can vary by inverter model, protocol and firmware. Confirm the exact inverter model, cable pinout and protocol settings before installation.
Commonly supported inverter ecosystems include Victron, Pylontech, LuxPower, Sol-Ark, Deye, Growatt and GoodWe, subject to model and firmware compatibility.
Who This Battery Is For
- Whole-home or critical-load backup systems
- Residential and small commercial solar energy storage
- Off-grid cabins, workshops and remote properties
- Installations that need a movable, high-capacity battery instead of a server rack
Before Installation
- Have a qualified installer confirm cable sizing, overcurrent protection, grounding and disconnect requirements.
- Verify inverter voltage, charge settings and communication compatibility.
- Allow adequate clearance and follow the installation, operating and storage limits in the product manual.
- Do not connect batteries with different models, capacities, ages or states of charge in the same parallel bank.
Note: System performance depends on inverter settings, load profile, temperature and installation quality. Use the product manual as the final authority for wiring and operating limits.
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