HV energy storage Huawei LUNA2000-35-S1 modular battery system LiFePO4 34.5 kWh
- Huawei LUNA2000-35-S1 energy storage for PV installation, usable capacity of 34.5 kWh, 5 LUNA2000-7-E1 modules in two stacks, compatible with Huawei SUN2000 inverters.
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Huawei LUNA2000-35-S1 - set of 5× 6.9 kWh battery module (2 stacks) + 2× base + system cabling
Huawei LUNA2000-35-S1 is a compLetny energy storage system with a usable capacity of 34.5 kWh, built with five LUNA2000-7-E1 battery modules organized into two stacks. Each stack works in conjunction with a power module and a dedicated base for optimal energy management and high configuration flexibility. The kit includes full system cabling and is fully compatible with Huawei's SUN2000 series inverters.
- Total usable capacity of 34.5 kWh (5× 6.9 kWh)
- 2 stacks integrated with power modules and bases
- CompLetny kit with full system wiring
- LiFePO₄ cell technology - safety and longevity
- IP66 rating - indoor or outdoor installation
Product description
Huawei LUNA2000-35-S1 kit is an enhanced energy storage system configuration designed for advanced photovoltaic installations. The system consists of five battery modules with a capacity of 6.9 kWh each, divided into two stacks: one with three modules (20.7 kWh) and the other with two modules (13.8 kWh). Two mounting bases are included, as well as a compLete system cabling for quick and safe installation.
Each module is equipped with an intelligent energy optimizer, which allows independent operation and even battery discharge. The modular architecture allows the system to be expanded and tailored to meet the different energy needs of residential or commercial buildings. With natural cooling and quiet operation (<29 dB), the set is user- and environment-friendly.
Safety and technology
The Huawei LUNA2000-35-S1 uses advanced lithium-iron-phosphate (LiFePO₄) cell technology, providing exceptional thermal stability and overcharge resistance. The system features a five-layer safety mechanism: cell-level, electrical, structural, active and emergency protection. With CE, IEC62619, UN38.3 and VDE2510-50 certifications, the kit meets the highest safety and quality standards.
Technical data
| Parameter | Value |
|---|---|
| Model | Huawei LUNA2000-35-S1 |
| Usable capacity | 34.5 kWh |
| Number of battery modules | 5 × LUNA2000-7-E1 |
| Configuration | 2 stacks: 3 modules + 2 modules |
| Charging/discharging power | 17.5 kW |
| Operating voltage range (1-phase) | 350 - 560 V |
| Operating voltage range (3-phase) | 600 - 980 V |
| Cell technology | Lithium-iron-phosphate (LiFePO₄) |
| Operating temperature range | -20°C - +55°C |
| Protection degree | IP66 |
| Noise level | < 29 dB |
| Cooling | Natural convection |
| Relative humidity | 5 - 95% |
| Maximum installation altitude | 4000 m (derating above 2000 m) |
| Installation | Freestanding (standard), wall mounting (optional) |
| Communication | RS485 / FE / CAN |
| Compatibility with inverters | Huawei SUN2000-12/15/17/20/25K-MB0, SUN2000-3-10KTL-M1, SUN2000-2-6KTL-L1 |
| Certifications | CE, RCM, CEC, VDE2510-50, IEC62619, IEC60730, UN38.3, ISO13849, REACH, RoHS |
| Kit contents | 5× battery module, 2× base, compLetne system wiring |
Technical data source: data sheet for model LUNA2000-7/14/21-S1 Link
FAQ
- What is the capacity of the LUNA2000-35-S1 kit? 34.5 kWh of usable capacity.
- How many modules does the kit contain? Five LUNA2000-7-E1 battery modules in two stacks.
- How much is the power of the system? 17.5 kW of charging and discharging power.
- Does the kit include wiring? Yes, compLetne system wiring is included.
- Does the kit include bases? Yes, two mounting bases are provided.
- What kind of cells are used? Lithium-iron-phosphate (LiFePO₄) cells.
- Can the system be mounted outdoors? Yes, thanks to the IP66 degree of protection.
- What are the operating conditions? Temperature -20°C to +55°C, humidity 5-95%.
- Does the system require active cooling? No, it uses natural convection.
- What inverters are compatible? Huawei SUN2000 MB0, M1 and L1 series.
- Is the system quiet? Yes, the noise level is below 29 dB.
- Is the kit expandable? No, this is the maximum configuration recommended for home installations.
- What safety certifications does it have? CE, IEC62619, VDE2510-50, UN38.3, RoHS.
Summary
Huawei LUNA2000-35-S1 is an efficient and scalable energy storage with a capacity of 34.5 kWh for advanced PV installations. The system provides the safety of LiFePO₄ technology, simple installation with a compLet of accessories and full compatibility with Huawei SUN2000 inverters.













