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All-in-One 3KW Off-Grid Energy Storage System | 51.2V 5.12KWh LiFePO4 Battery
The GreenMore All-in-One 3KW Off-Grid Energy Storage System integrates a 3000W pure sine wave inverter with a 5.12kWh LiFePO₄ battery into a single compact unit, delivering reliable off-grid power for homes, farms and small businesses.
The built-in MPPT charge controller (80–450V input range, 3000W max PV) maximizes solar harvest, while the EPS function provides seamless 10ms switching between solar and battery modes — keeping critical loads running without interruption. Supporting parallel connection of up to 32 modules (expandable to 163.84kWh), the system scales from a single-family home to a small commercial facility. WiFi and GPRS communication enable real-time mobile app monitoring from anywhere, with remote diagnostics and OTA firmware updates. Certified to CE, IEC62619, MSDS and UN38.3, the off-grid energy storage system delivers safe, intelligent and sustainable clean energy management for residential and light commercial projects across our target markets.
Item No :
GM-LEB3KPayment :
TT/LCProduct Origin :
ChinaCustom Made :
YesLead Time :
20 daysWarranty :
3 years
Smart BMS
Mobile App Monitoring
Security Intelligence
32-Module Expansion
3000W inverter, MPPT controller, BMS and 5.12kWh LiFePO₄ battery share one floor-standing enclosure — connect solar panels and loads, and the system is ready to run.
Accepts 80–450V PV input (up to 3000W array, 22A) with a single MPPT channel, compatible with most residential and small commercial solar configurations.
EPS transfers critical loads to battery within 10ms in UPS mode (20ms for appliances), protecting sensitive electronics from even brief interruptions.
Pure sine wave output with <3% THD and 6000VA peak capacity handles startup surges from air conditioners, pumps and power tools without dropping loads.
Track SOC, charge/discharge power, PV generation and fault alerts from a mobile app anywhere, with remote diagnostics and OTA firmware updates included.
Up to 32 units parallel for 163.84kWh total. Quiet natural cooling (≤60dB) and IP54 protection suit indoor residential and light commercial deployment.
| Parameter | GM-LEB3K |
|---|---|
| PV Input | |
| Maximum PV Array Power | 3000W |
| Maximum Input Voltage | 500V |
| MPPT Voltage Range | 80–450V |
| Full-Load MPPT Voltage | 280–400V |
| MPPT Channels | 1 channel / 1 string |
| Maximum Input Current | 22A |
| AC Input (Mains Power) | |
| Rated Input Voltage | 230V |
| Selectable Voltage Range | 170–280V (UPS) / 120–280V (Home appliances) |
| Rated Input Frequency | 50/60Hz (adaptive) |
| Efficiency (AC Mode) | >95% (resistive load, battery fully charged) |
| Emergency Power Output (EPS) | |
| Rated Output Power | 3000VA |
| Maximum Output Power | 6000VA |
| Maximum Output Current | 13A |
| Rated Output Voltage | 230V ±5% |
| Output Frequency | 50Hz |
| THD | <3% (linear load) |
| Switching Time | 10ms (UPS) / 20ms (Home appliances) |
| Battery | |
| Battery Cells | LiFePO₄ (3.2V / 100Ah) |
| Rated Capacity | 5.12kWh |
| Number of Modules | 1 (expandable to 32 in parallel) |
| Rated Voltage | 51.2V |
| Operating Voltage Range | 44.8–58.2V |
| Max Charging Current | 100A |
| Max Discharge Current | 100A |
| Maximum DoD | 90% |
| System Parameters | |
| Protection Level | IP54 |
| Cooling Method | Natural air cooling |
| Noise Level | ≤60dB |
| Operating Temperature | -10°C to +50°C |
| Relative Humidity | 5–95% (non-condensing) |
| Display | LCD |
| Communication | RS485 / CAN / WiFi / GPRS |
| Installation | Floor-standing |
| Weight | 66 kg |
| Dimensions (W×D×H) | 550×380×474 mm |
| Certification | CE, IEC62619, MSDS, UN38.3 |
| Warranty | 3 years |
Note: Product dimensions and parameters are subject to the actual delivered product. Updated on October 1, 2026.
For remote, island, mountain and rural homes without grid access — start with one 5.12kWh unit for basic loads and scale to 32 units for full-home electrification including air conditioning and cooking.
Powers irrigation pumps, electric fences, barn lighting, milking machines and workshops where grid extension is too costly. 6000VA peak handles pump and compressor surges; IP54 suits dusty sites.
24/7 power for base stations, weather stations, pipeline points and security cameras. WiFi/GPRS enables centralized management of distributed sites; 10ms EPS guarantees zero downtime.
Eco-lodges, glamping sites, remote offices, shops and clinics run fully off-grid. Quiet ≤60dB cooling suits guest areas; multiple units parallel for higher demand with app monitoring.
The safest mainstream lithium chemistry — inherently thermally stable with no thermal runaway risk, built from eco-friendly, non-toxic materials for environmental compliance.
Over-charge/discharge, over-current, short-circuit and over-temperature protection with real-time cell monitoring (44.8–58.2V, 100A limits) at cell, module and system level.
CE, IEC 62619, MSDS and UN38.3 certified by internationally recognized laboratories, covering product safety and global shipping requirements.
Trusted Support
GreenMore has focused on home energy storage since 2017, and every unit passes rigorous quality control from cell selection to final assembly. Systems carry a 3-year warranty and serve installers across Europe, North America, Africa and the Middle East. Explore our full range of home energy storage solutions.
Inverter, MPPT controller, BMS and LiFePO₄ battery share one floor-standing enclosure. Just connect panels and loads — less wiring, lower cost, no compatibility issues.
Up to 32 modules — from 5.12kWh to 163.84kWh. Start with one unit and add more as demand grows, for homes or small commercial sites.
Yes — built-in WiFi/GPRS and a mobile app show SOC, power flow, PV generation, faults and system health anywhere, with remote diagnostics and OTA updates.
EPS switches to battery within 10ms (UPS mode; 20ms for appliances). Refrigerators, routers, lighting and security stay on; 6000VA peak absorbs load surges.
Yes — designed for pure off-grid operation. Solar is the only energy source, with 3000W MPPT charging and 3000VA / 6000VA output for homes, farms or remote facilities.
Every off-grid system carries a 3-year warranty, WiFi/GPRS remote diagnostics, on-site support through our distributor network, and rapid module replacement. Extended coverage for large projects.
Yes — custom capacity, enclosure color and branding, protocol adaptation and logo printing. Engineers work directly with installers and distributors. Contact our team with your requirements.
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