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MINVON All-In-One ESS Energy Storage System 3.6KW 6KW 12KW Integrated Hybrid Inverter & LiFePO4 Battery, Grid-Tied Off-Grid Dual Mode Built-in MPPT WIFI Monitoring Home Solar Storage Power System

One-Piece Home Solar Energy Storage Solution, Built-in MPPT Charger, Peak Shaving & Blackout Backup Power

MINVON All-In-One ESS integrates hybrid solar inverter and LiFePO4 lithium battery into an integrated cabinet, covering three power & capacity combinations: 3.6KW/8KWH, 6KW/15KWH and 12KW/20KWH, a one-stop complete residential solar energy storag...

Model

ESS 3.6kW+8kWH

ESS 6kW+15kWH

ESS 12kW+20kWH

AC Input

Rated Input Voltage

208/220/230/240VAC;L+N+PE

220/230/240VAC;L+N+PE

Voltage Range

90~280VAC+3(normal mode);
170~280VAC+3(UPS mode);

Frequency Range

50/60Hz (Auto Adaptive)

AC Output

Rated Capacity

3.6kW

6kW

12kW

Surge Power

5.7kVA

12kVA

20kVA

Switch Time

10ms

Wave Form

Pure Sine Wave

Overload Capacity (Battery Mode)

60s@102%~110%;10s@110%~130%;
3s@130%~150%;0.2s@>150%;

(105%<load <110%) +5%:
report error and turn off the output after 5min
(110%<load<125%)+5%:
report error and turn off the output after 10s
(Load >125%)+5%:
report error and turn off the output after 5s

Max. Efficiency(Battery Mode)

92.7%@24VDC

93%@48VDC

94%@48VDC

Charger

Solar Charger Type

MPPT

Dual MPPT

Max PV input current / power

18A/5kW

27A/9kW

1*MPPT:27A/9kW
2*MPPT:22.5A/15kW

Operating Voltage Range

40~450VDC

80~450VDC

90~485VDC

Max PV Open Circuit Voltage

500VDC

500VDC

500VDC

Max PV Charge Current

100A

120A

160A

Max AC Charge Current

100A

120A

160A

Max. Charge Current (PV + AC)

100A

120A

160A

Battery

Nominal Battery Voltage

25.6VDC

51.2VDC

Rated Energy

8KWh(0.2C,25℃)

15KWh(0.2C,25℃)

20KWh(0.2C,25℃)

Usable Energy(90%DOD)

7.2KWh

13.5KWh

18KWh

Max.Charge/Discharge Current

75A/150A

150A/300A

200A/400A

Operation Voltage Range

20VDC~29.2VDC

40VDC~58.4VDC

40.5VDC~54.5VDC

General Data

Ingress Protection

IP20

Operating Temperature

-10℃~50℃

Relative Humidity

5%~95%(Non-condensing)

Storage Temperature

-15℃~60℃

Max. Operating Altitude

4000m(Derating above 1000m)

Physical

Products Size(mm)

440*246*760mm

Battery:540x480x164mm*3
Inverter:540x480x180mm*1

Battery:680x520x175mm*4
Inverter:680x520x182mm

Package Size(mm)

520*436*890mm

Battery:616x556x220mm*3
Inverter:616x556X236mm*1

Battery:760X600X255mm*4
Inverter:736X576X336mm

NW (±3kg)

73kg

Battery:45kg*3pcs
Inverter:27kg*1

Battery:47kg*4pcs
Inverter:27kg*1

GW (±3kg)

86kg

Battery:48kg*3pcs
Inverter:30kg*1

Battery:50kg*4pcs
Inverter:30kg*1

12kw integrated hybrid inverter  lithium battery dual mppt on grid off grid solar ess with wifi monitoring for home solar backup power-0

1. High-Efficiency MPPT Solar Charger

Built-in high-performance MPPT controller maximizes solar power absorption, greatly improving overall energy utilization efficiency of the whole system.

2. Grid-Tied & Off-Grid Dual Mode with Feed-In Function

Supports off-grid independent power supply during power outages; surplus solar power can be fed back to the public grid for peak-valley arbitrage to cut electricity bills.

3. Built-In Intelligent BMS Protection System

The integrated lithium battery pack is equipped with smart BMS to deliver full overvoltage, overcurrent, short-circuit and over-temperature protection, realize automatic cell balancing and unattended operation.

4. WIFI Mobile APP Remote Monitoring

Support WIFI communication module, users can check real-time PV generation, battery SOC, household load power and historical data via mobile phone anytime.

5. Pure Sine Wave AC Output

Standard pure sine wave alternating current output, compatible with all household electrical appliances without damage to sensitive electronic devices.

6. All-In-One Integrated Design, Easy Installation

Inverter and LiFePO4 battery are integrated into one cabinet, no separate battery matching, simplify wiring and installation work, save indoor space.

7. Multi-Source Charging Support

Three charging sources including solar panels, municipal grid and diesel generator, stable power supply for all household loads.

20kwh battery-0

Application Scenarios

1. Residential Villa Solar Energy Storage

Store excess solar energy generated in the daytime for nighttime consumption. It enables peak-valley power arbitrage to cut monthly electricity expenses, and serves as a dependable backup power source when grid outages occur.

2. Off-Grid Rural Homes & Remote Mountain Cabins

Deliver consistent standalone power for locations lacking stable municipal grid access. It fully replaces noisy, high-maintenance diesel generators to run all daily household appliances.

3. Small Shops & Light Commercial Emergency Backup Power

Supply seamless uninterrupted power during unexpected blackouts to prevent revenue losses, ideal for retail stores, small offices and mini processing workshops.

4. Off-Grid Microgrid for Islands & Pastoral Areas

A self-sufficient all-in-one solar storage solution for isolated islands, pastures and remote regions with no public power grid coverage.

Q1: Can I get some samples for test?

A: Yes, sample order is available for quality check and market test .

Q2: Do you accept OEM/ODM ?

A:Yes, we accept OEM/ODM with your authorization.

Q3: What is your typical delivery timeline?

A: For standard off-the-shelf products, we offer a delivery window of 5-10 business days from order confirmation. For bulk orders or customized OEM/ODM projects, delivery schedules are determined based on production capacity and customization requirements. Our sales team will provide a detailed timeline after evaluating your specific needs.

Q4: What is the standard of package?

A: We have our own design carton with five layers corrugated material; if you have any other special requirement of package, we also support customized service.

Q5: What’s your payment terms?

A: We accept T/T, L/C, WEST UNION, ALI TRADE ASSURANCE, cash.

Q6: What’s your warranty time?

A: We offer 12 months warranty service, life time technique support.

Q7: How does your factory implement quality control?

A: Quality is the cornerstone of our brand. We operate a dedicated quality assurance department that oversees every stage of production, from component sourcing to final delivery. Each product undergoes a minimum of seven rigorous quality inspection protocols before shipment, ensuring compliance with international standards and customer specifications.

Q8: How can I trust your company?

A: With over 20 years of specialized experience in inverter manufacturing, Minvon has established a robust quality management system certified to ISO 9001, ISO 14001, and ISO 45001 standards. Our products also hold CE, CCC, and RoHS certifications, ensuring compliance with international regulatory requirements. We can provide third-party assessment reports and factory audit documentation upon request to demonstrate our commitment to transparency and reliability.

Q8: How can I trust your company?

A: With over 20 years of specialized experience in inverter manufacturing, Minvon has established a robust quality management system certified to ISO 9001, ISO 14001, and ISO 45001 standards. Our products also hold CE, CCC, and RoHS certifications, ensuring compliance with international regulatory requirements. We can provide third-party assessment reports and factory audit documentation upon request to demonstrate our commitment to transparency and reliability.

Introduction

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MINVON All-In-One ESS integrates hybrid solar inverter and LiFePO4 lithium battery into an integrated cabinet, covering three power & capacity combinations: 3.6KW/8KWH, 6KW/15KWH and 12KW/20KWH, a one-stop complete residential solar energy storage solution.

Equipped with built-in high-efficiency MPPT solar charger, it fully captures solar energy from PV panels. It supports both off-grid backup power supply and grid-tied feed-in to realize energy self-consumption and electricity cost saving. Adopt pure sine wave AC output to safely drive air conditioners, refrigerators and all household loads.

The built-in lithium battery pack is managed by intelligent BMS with comprehensive multi-layer safety protection and automatic cell balancing to extend battery service life. Optional WIFI module enables real-time remote monitoring via mobile APP to track power generation, storage and consumption data.

This all-in-one ESS supports multi-source charging from solar, utility grid and generator, with compact integrated structure and simple installation, widely applied in residential villas, off-grid rural houses and small commercial backup power scenarios.

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