The DeRun LD5548 ESS Solar Inverter (5500W) is an all-in-one hybrid inverter and energy storage system designed for residential and small commercial photovoltaic (PV) installations.
It integrates a pure sine wave inverter, high-efficiency LiFePO₄ battery pack, and a smart energy management system in one compact unit, providing both off-grid and on-grid functionality.
With up to 10,000 charge cycles at 25 °C, and selectable operation modes (PV-priority, utility-priority, or battery-priority), the LD5548 offers reliable power backup, flexible configuration, and optimized energy usage.
This model is ideal for home solar ESS systems, emergency backup, and microgrid applications requiring stable performance and long service life.
Integrated ESS Design – Combines inverter and LiFePO₄ battery for space-saving installation and simplified wiring.
Pure Sine Wave Output – Ensures stable power for sensitive electronic and household appliances.
Dual Working Mode – Supports both on-grid and off-grid operation to meet different energy scenarios.
Configurable Power Priority – Select PV-first, utility-first, or battery-first modes to optimize energy usage.
Flexible Operation – Choose between self-consumption and grid-feed modes for smart energy distribution.
Expandable Battery Capacity – Easily extend energy storage by adding extra LiFePO₄ modules.
Advanced Protection – Output short-circuit protection and multiple built-in safety features.
Long Life Battery – Up to 10,000 cycles under optimal temperature conditions (25 °C).
| Model | LD5548 |
| Capacity | 5500VA/5500W |
| Input | |
| Voltage | 230VAC |
| Voltage Range | 170-280VAC(UPSmode)90-280VAC(Inverter mode) |
| Frequency Range | 50Hz/60Hz(auto adapative) |
| Output | |
| Output Voltage | 230vac±5%(inverter Mode) |
| Peak Power | 1100OVA |
| Transfer Efficiency | 0.94 |
| Output Frequency | 50/60Hz±0.1%(inverter Mode) |
| Transfer Time | 10ms(computer),30ms(appliance) |
| Wave | Pure Sine Wave |
| No Load Loss | <55W |
| PV and AC charging | |
| PV Charging | MPPT |
| Max Pv Input Power | 5500W |
| Mppt Tracking Range | 90-500Vdc |
| Max PV Charging Current | 100A |
| Max AV Charging Current | 80A |
| Max Charging Current | 100A |
| Battery | |
| Battery Capacity | 5120WH |
| Battery Voltage | 51.2VDC |
| Battery Type | LiFePo4 |
| (Fc)Full Charging Voltage | 56V |
| (Fd)Full Discharging Voltage | 42V |
| Maximum Continuous Discharge Voltage | 100A |
| Maximum Discharge Current | 120A(1 minute) |
| Protection | BMS,Circuit Breaker |
| Charging Voltage | 56V |
| Charging Current(recommend) | 50A(0.5C) |
| Charging Current(maximum) | 100A |
| Dimension | |
| Net Weight(Kg) | 68kg |
| L×W×H(mm) | 610*170*900mm |
Works perfectly even during power outages or in off-grid areas
Generates electricity through solar power without relying on the utility grid
Enables self-sufficient energy use for continuous, reliable operation

Supports charging for new energy vehicles
Provides stable and efficient power for worry-free travel
Promotes greener, more sustainable transportation

Equipped with a high-performance BMS for superior stability and precise data communication
Fully compatible with inverter EMS for fast, bidirectional system control
Ensures safe and reliable operation through real-time monitoring
Each battery pack includes a BMS with four temperature sensors for accurate status detection
Provides six layers of protection: over-temperature, short circuit, overcurrent, over-discharge, over-voltage, and overcharge

Built with premium A-grade lithium iron phosphate (LiFePO₄) battery cells
Eco-friendly and energy-efficient design for sustainable use
Delivers up to 10,000 cycles at 25°C for long service life and reliable performance

LD11048 11kW Hybrid ESS Solar Inverter with Integrated LiFePO₄ Battery
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