Tewaycell 16kWh All in One Home Battery Storage 51.2V 314Ah LiFePO4 with Built-in 6.5kW Hybrid Off-grid Inverter
Free Shipping, Free customs duties and Free tax, you don't need to pay any other fees! DDP Shipping method!
With Bluetooth WiFi function--allowing timely access to battery details through mobile app and web backend.
High energy density, deep cycle life.
Designed for Off-grid, backup, and self-consumption applications.
16kWh All in One Home Energy Storage System with Built-in 6.5kW Hybrid Off-grid 220V/230V Inverter
Power your home with a reliable, efficient and easy-to-install energy storage solution. This 16kWh All in One Home Energy Storage System integrates a 51.2V 314Ah lifepo4 battery pack with a built-in 6.5kW inverter, providing a compact and convenient solution for residential energy storage.
Designed for European residential applications, the system can store surplus solar energy during the day and supply power to your home when solar generation is low or electricity demand is high.
Key Features
51.2V 314Ah 16kWh LiFePO4 Battery — Provides 16kWh of usable energy storage capacity for daily home power needs, helping store more solar energy and reduce reliance on the grid.
6.5kW Hybrid Inverter with Built-in MPPT — Supports solar and AC charging for flexible energy management.
Plug & Play Design – All-in-one system integrating the LiFePO4 battery, hybrid off-grid inverter, BMS, MPPT, and protection system for quick and easy installation.
Smart BMS with WiFi & Bluetooth — Monitor real-time SOC, voltage, and charging power via mobile app, helping optimize solar self-consumption and energy usage.
Inverter WiFi Module Included — The built-in 6.5kW hybrid off-grid inverter comes with a WiFi module included, so no additional WiFi module is required.
2A Active Equalization BMS System —The integrated 2A active balancing BMS helps maintain cell balance, improve battery efficiency and support long-term battery performance.
Expandable Capacity & 3-Phase Parallel Support — Connect multiple identical units to expand storage capacity or build a three-phase power system. For best matching performance, order all units together.
Intelligent Multi-Source Charging Modes — Supports PV solar charging, mains grid charging, or simultaneous charging from both sources, with automatic switching for reliable backup power.
Optional Heating Module — Available with or without a heating module to improve battery performance in low-temperature environments.
Safety Protection — Built-in aerosol fire suppression system provides an additional layer of safety, helping respond quickly to potential thermal events within the battery system.
Model Specifications
| AO-MB51314-6.5KW-EU-CH | |
|---|---|
| Battery model | MB51314-100A-HWB |
| Number of batteries | 1 |
| Battery Energy | 16.08kWh |
| Battery Capacity | 314Ah |
| AO-MB51300-6.5KW-EU-CH | |
|---|---|
| Battery model | MB51300-100A-HWB |
| Number of batteries | 1 |
| Battery Energy | 15.36kWh |
| Battery Capacity | 300Ah |
| AO-MB51280-6.5KW-EU-CH | |
|---|---|
| Battery model | MB51280-100A-HWB |
| Number of batteries | 1 |
| Battery Energy | 14.33kWh |
| Battery Capacity | 280Ah |
Shared Specifications
| Parameter | Specification |
|---|---|
| BATTERY TECHNICAL SPECIFICATION | |
| Battery Type | LiFePO4 |
| Battery Rated Voltage | 51.2V |
| Battery Working Voltage Range | 44.8V~57.6V |
| Maximum Charging Current | 100A |
| Maximum Discharging Current | 100A |
| DOD Designed Life-span | >10000 Cycles @0.2C/25℃ Charging/Discharging. |
| PV CHARGE | |
| Solar Charge Type | MPPT |
| Max. PV Input Current/Input Power | 27A/9000W |
| MPPT Range @ Operating Voltage | 60-450VDC |
| Max. PV Open Circuit Voltage | 500Vdc |
| Max. PV Charge Current | 120A |
| AC CHARGE | |
| Rated Input Voltage (VAC) | 208/220/230/240Vac;L+N+PE |
| Voltage Range | 90~280Vac(APP/GEN mode);170~264Vac(UPS mode) |
| Frequency | 50/60Hz (Auto Adaptive) |
| AC OUTPUT | |
| Output Power | 6500W |
| Surge Power | 12000VA |
| Voltage | 208/220/230/240Vac |
| Rated Frequency | 50/60Hz |
| Switch Time | 20ms(typical) |
| Overload Capacity (PV+Battery mode/PV Mode) |
1min@102%-120%load,10s@120%-200%load |
| GENERAL DATA | |
| Communication | RS485/CAN/WIFI |
| Storage time/temperature | 6months @25℃;3 months @35℃;1month @45℃; |
| Charging temperature range | 0~45℃ |
| Discharging temperature range | -10~45℃ |
| Operation Humidity | 5%~85% |
| Nominal Operation Altitude | <2000m |
| Cooling Mode | Force-Air Cooling |
| Noise | 60dB(A) |
| Ingress Protection Rating | IP20 |
| Recommended Operation Environment | Indoor |
| Installation Method | Vertical |
| Dimension L×D×H | 520*300*1030mm |
Technical Documentation & User Manual
Tewaycell 16kWh All in One ESS +6.5kW Inverter EU Standard User Manual
Ideal Applications
The 16kWh All in One Energy Storage System is suitable for:
Residential solar energy storage
Self-consumption optimization
Backup power for homes
Solar PV + battery storage systems
New residential energy storage installations
Parallel same-model All-in-One units to increase power and configure a three-phase system.
Frequently Asked Questions
Q: What type of battery does the system use?
A: The system uses LiFePO4 (Lithium Iron Phosphate) battery technology, offering excellent safety, long service life and stable performance for residential energy storage applications.
Q: Does the All-in-One ESS include a built-in inverter?
A: Yes. The system integrates a 6.5kW hybrid inverter, combining battery storage and power conversion in one compact All in One system. This helps simplify installation and save space.
Q: Can the system operate off-grid?
A: Yes. The built-in hybrid inverter supports off-grid operation and backup power, allowing the system to supply power to connected loads when grid power is unavailable, subject to the specific system configuration and inverter specifications.
Q: Can I expand the system if my energy needs increase?
A: Yes. The system supports flexible expansion. Up to 9 units of the same All-in-One model can be connected in parallel to increase the overall system power and capacity.
The battery side can also support up to 15 battery units connected in parallel for additional energy storage capacity.
Q: Does the battery support Bluetooth and WiFi?
A: Yes. The battery features Bluetooth and WiFi connectivity, allowing users to conveniently monitor battery status and operating information through a compatible monitoring platform or smart device.
Q: What battery management and safety features are included?
A: The battery is equipped with a BMS with 2A active balancing, helping maintain cell consistency and optimize battery performance.
For additional protection, the system also includes a built-in aerosol fire suppression system, which provides an additional layer of safety and helps respond to potential thermal events within the battery system.
Q: Can it be used as a home backup battery?
A: Yes. The system can provide backup power for residential loads during grid outages, depending on the inverter configuration, connected loads and installation setup.
Q: Is the All-in-One ESS easy to install?
A: The integrated design combines the battery and inverter into one complete energy storage system, helping simplify installation compared with separate battery and inverter solutions. Professional installation is recommended to ensure correct wiring, configuration and commissioning.
⚠️Important Delivery Notice：
Please inspect the outer packaging and product carefully within 24 hours of delivery. If you notice any transportation damage, missing parts, or an incorrect product, please take clear photos/videos and contact us within 24 hours.
Shipping Fee
For the orders shipped from China, free shipping for EU，US, UK, and ect，Except for island addresses
For the orders shipped from EU, free shipping to addresses in mainland EU:
If you are a Swiss customer, you can fill in an EU address to place an order.
VAT & Customs Duties
Tax-free, Free customs duties, Free any other miscellaneous fees. You don't need to pay any additional fees.
No VAT/Tax is collected, and you do not need to pay any additional taxes.
Tewaycell Oversea Warehouse
Rapid delivery-overseas warehouse in US, Canada, Germany and Poland.
Delivery Countries
Asia Pacific
Japan, Malaysia, Singapore, Thailand, Australia
Europe
Austria, Belgium, Bulgaria, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, United Kingdom
* If your consignee's address is Ukraine, the shipping time may exceed 60 days due to the war. If you place an order in our store, then you accept this shipping time. Thank you for your support and understanding.
Regarding the shipping of orders from Swiss customers:
If you are a Swiss customer, you can fill in an EU address to place an order.
Regarding the shipping of orders from Romania customers:
Due to Romanian government regulations, goods may be subject to secondary customs clearance when transported to Romania. If secondary customs clearance occurs, the customer is responsible for the secondary customs clearance and the cost of the secondary customs clearance.
Our delivery time information at a glance:
Total Delivery Time = Handling Time + Transit Time (+ any holidays and weekends)
Ship to USA/North America
|
Warehouse |
Shipping Option |
Handling Time |
Estimated Delivery Time |
|---|---|---|---|
|
US/CA |
Fedex/DHL/UPS(Tax Free) |
1~3 working days |
3~7 working days |
|
CN |
By Sea+Express (Fedex/DHL/UPS, Tax Free) |
3~7 working days |
30~45 working days |
Ship to EU
|
Warehouse |
Shipping Option |
Handling Time |
Estimated Delivery Time |
|---|---|---|---|
|
DE/POL |
DHL/GLS/DPD/UPS/TNT(Tax Free) |
1~3 working days |
3~7 working days |
|
CN |
By Railway/Sea+Express (DHL/GLS/DPD/UPS/TNT, Tax Free) |
3~7 working days |
45~60 working days |
Ship to Asia Pacific/Middle East
|
Warehouse |
Shipping Option |
Handling Time |
Estimated Delivery Time |
|---|---|---|---|
|
CN |
By Sea/Railway+Express (DPD/Toll/UPS/Fedex/TNT, Tax Free) |
3~7 working days |
45~60 working days |
1, We ship to our shipping agency after quality test, check and well packed. About 7 work days.
2, Shipping agency collect enough goods for a container, then ship to EU by sea. 7-15 working days. At the same time, they send the order information to DPD express to get the tracking number.
3, After about one month's sea voyage to the EU port.
4, The shipping agent handles the customs clearance formalities, sorts the packages, and then sends them to the corresponding DPD express warehouse. 5-10 working days
5, DPD express start the delivery to customers, from now on, the logistics will be updates by DPD express. 3-7 days delivery.
In the 2-4 stages, the traking updates always write "DPD data centre, Order information has been transmitted to DPD."
Address Changes & Additional Delivery Charges
Due to the high value and shipping costs of our products, any additional charges incurred due to customer-related reasons such as address changes, re-delivery, rerouting, storage, or other fees need to be paid by the customer.
If the additional charges are caused by an error on our part, Tewaycell will be responsible for the applicable costs.
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