Huawei LUNA2000-7-E1

Battery Module Huawei LUNA2000-7-E1 — Flexible 6.9 kWh Battery Module for LUNA2000 Energy Storage System

The Huawei LUNA2000-7-E1 Battery Module is a modular energy storage component designed to expand the LUNA2000 system. Each module provides 6.9 kWh of usable capacity and can be scaled across groups to reach larger storage targets. The architecture enables stacking up to four groups, delivering up to 82.8 kWh of energy storage for an inverter. Featuring Module+ architecture with a built‑in energy optimiser, it maximises usable energy while maintaining reliable, long‑term performance. The module employs LiFePO4 (LFP) chemistry and supports 100% depth of discharge, offering a durable solution for home, commercial, and industrial storage needs. Installation is streamlined with cable‑free connections between modules and quick commissioning, all wrapped in an aesthetically pleasing, space‑friendly enclosure that includes a Breathing Star Ring Display and silky curved design elements.

Applications and use cases

Designed for flexible energy storage expansion, this module integrates seamlessly with Huawei’s LUNA2000 family to enable scalable storage configurations from a single unit up to multi‑group systems. It is suited for residential energy self‑consumption, commercial rooftop installations, and small‑to‑mid sized industrial setups that require reliable, modular capacity and efficient energy management. The modular design supports plug‑and‑play installation and rapid commissioning, making it practical for facilities that need to grow storage capacity over time without a complete system replacement.

• Scalable 6.9 kWh per module with up to four groups for multi‑tier storage capacity
• Modular, plug‑and‑play design for simplified upgrades and serviceability
• Integrated energy optimiser to maximise usable energy and system efficiency
• IP65 rated enclosure suitable for indoor and protected outdoor environments
• Compatible with Huawei SUN2000 inverters for integrated solar storage applications
• 100% depth of discharge capability for maximum usable energy
• Reliable LiFePO4 chemistry with long service life and high cycle stability
• Lightweight, compact form factor with clear status indication through the display

Key electrical and performance parameters

The module delivers well‑defined electrical characteristics to support reliable energy storage and easy system integration. It uses LiFePO4 (LFP) cells with a nominal voltage of 51.2 V and provides approximately 7 kWh of usable energy per module. The unit includes an integrated battery management system (BMS) with CAN and RS485 communications to ensure safety, cell balancing, and synchronized operation within the pack. Its enclosure supports a robust operating window and a high level of environmental protection, while the overall dimensions and mass are optimized for easy installation in typical storage deployments.

• Usable capacity: 7.0 kWh per module
• Cell chemistry: LiFePO4 (LFP)
• Nominal voltage: 51.2 V
• Integrated BMS with CAN and RS485 interfaces
• Dimensions: 44.2 cm (L) × 27.0 cm (W) × 46.0 cm (H)
• Weight: approximately 68 kg
• Depth of discharge (DoD): 100%
• Environmental protection: IP65 rating
• Temperature range: −20 °C to +60 °C
• Module+ energy optimiser built in to maximise usable energy
• Interconnection: cable‑free between modules for quick setup
• Total scalable capacity (inverter reference) up to 82.8 kWh with four groups
• Compatibility: designed to work with Huawei LUNA2000 energy storage ecosystem and inverters

Battery and backup capabilities

Designed for deep cycling and reliable backing of critical loads, this module supports full utilization of its capacity through the Module+ architecture and integrated energy optimiser. When combined into groups, it enables scalable energy storage to meet varying backup requirements, from smaller residential needs to larger commercial demands. The high DoD and efficient energy management help maximize self‑consumed solar energy, while the IP65 rating and wide operating temperature range ensure dependable operation in diverse environments. A robust BMS maintains cell balance and safety, with communication options that support integrated system monitoring and control.

• 100% depth of discharge enables full energy use per cycle
• Modular design supports expansion up to 16 modules in typical Huawei LUNA2000 configurations, enabling substantial total storage
• Round‑trip efficiency performance supported by built‑in energy optimiser (high efficiency operation)
• Integrated BMS with CAN/RS485 communications for reliable monitoring and control
• IP65 protection and wide temperature tolerance support durability in various environments
• Compact module footprint allows flexible installation within confined spaces
• Energy management synergy with LUNA2000 inverters for coordinated charging/discharging

Operating conditions and reliability

Manufactured to withstand real‑world operating conditions, the LUNA2000‑7‑E1 module combines a rugged enclosure with a broad temperature range and an IP65 rating. This makes it suitable for indoor installations with protection from dust and jets of water, and for sheltered outdoor spaces in moderate climates. The 100% DoD capability and long‑life LiFePO4 chemistry contribute to a durable lifecycle, while the built‑in energy optimiser helps maintain high performance across many charge/discharge cycles. A sleek, low‑profile design with a breathing ring display provides clear status visibility and reliable operation over its service life.

• Wide operating temperature range from −20 °C to +60 °C
• IP65 enclosure protection for dust and water exposure resistance
• Long service life with stable performance from LiFePO4 chemistry
• High cycling capability supported by 100% DoD operation
• Module+ architecture with integrated energy optimiser to sustain high efficiency

Mechanical design and installation

The LUNA2000‑7‑E1 module features a compact, ergonomic enclosure designed for straightforward installation and maintenance. Its dimensions and weight are tailored for flexible placement in storage rooms or sheltered spaces, and the cable‑free interconnection between modules simplifies assembly and reduces wiring complexity. The module uses a horizontal adjustment concept for easier alignment during mounting, and the integrated display provides quick visual feedback during commissioning. When combined into groups, it supports scalable energy storage while maintaining a neat, borderless aesthetic that integrates well with modern solar and storage installations.

• Dimensions: 44.2 cm × 27.0 cm × 46.0 cm; weight ≈ 68 kg
• Cable‑free interconnections between modules for simple wiring
• Horizontal adjustment design for easy mounting alignment
• Quicker commissioning with built‑in display and status indicators
• Modular scalability with up to four groups, enabling up to 82.8 kWh per inverter reference