Huawei LUNA2000-15-S1
Official manufacturer Global verified Sept. 3, 2026
Identity
| category | batteries |
| ean | UNKNOWN |
| generation | S1 (second residential generation; supersedes S0) |
| hardware_revision | UNKNOWN |
| legacy_name | None observed. Huawei's residential battery line has never used a 'KTL' suffix; the generation suffix moved S0 -> S1 and the module suffix E0 -> E1. |
| manufacturer | Huawei |
| market_version | UNKNOWN |
| model | LUNA2000-15-S1 |
| mpn | LUNA2000-15-S1 |
| order_code | UNKNOWN |
| product_family | LUNA2000 Smart String Energy Storage System |
| product_status | active |
| product_status_evidence | The LUNA2000-S1 family is the only residential LUNA2000 model listed on Huawei's current Energy Storage System products list (accessed 2026-09-03). |
| region | Global |
| release_year | UNKNOWN |
| sku | UNKNOWN |
| subcategory | high_voltage_stackable_dc_coupled_battery_system |
| variant_note | System-level SKU. Physically composed of one LUNA2000-10KW-C1 power module plus 3 energy storage module(s): 3 x LUNA2000-5-E1. |
Electrical
| architecture | HV (high-voltage DC-coupled, series-stacked) |
| cell_chemistry | Lithium-iron phosphate (LiFePO4) |
| cycle_life | UNKNOWN |
| depth_of_discharge_pct | 100 |
| expansion_rules | 'A maximum of three Energy Storage Modules can be installed.' 'A maximum of four ESSs can be connected in parallel for capacity expansion.' Per-inverter ESS limits differ by inverter family (1-2 for L1, 2 for LC0/MAP0/M1, 4 for MB0/SUN5000-MB0) — see documented_relationships. Huawei markets a maximum of 252 kWh using up to 12 ESSs with 3 x MB0 inverters in parallel. |
| firmware_requirements | Inverter-side minimum versions apply and differ per inverter family — see documented_relationships (Table 2-4 of the LUNA2000-S1 User Manual). Battery-side firmware requirement: UNKNOWN. |
| max_charge_current_a | UNKNOWN |
| max_charge_power_kw | 10.5 |
| max_discharge_current_a | UNKNOWN |
| max_discharge_power_kw | 10.5 |
| max_towers_or_parallel_systems | 4 |
| mixed_module_restrictions | 'Energy Storage Modules of 5 kWh and 6.9 kWh can be used together.' No further mixing restriction is stated in the fetched portion of the user manual. Mixing of E1 modules with the previous-generation E0 modules is NOT documented and must not be assumed. |
| module_energy_kwh | 5 (LUNA2000-5-E1) / 6.9 (LUNA2000-7-E1) — per MODULE, not this system |
| modules_installed_this_sku | 3 |
| modules_max | 3 |
| modules_min | 1 |
| nominal_energy_kwh | UNKNOWN |
| nominal_voltage_v | UNKNOWN |
| operating_voltage_max_v | 560 (single-phase inverter) / 980 (three-phase inverter) |
| operating_voltage_min_v | 350 (single-phase inverter) / 600 (three-phase inverter) |
| peak_power_duration | UNKNOWN |
| peak_power_kw | UNKNOWN |
| rated_power_kw | UNKNOWN |
| round_trip_efficiency_pct | UNKNOWN |
| usable_energy_kwh | 15 |
Physical / mechanical
| cooling | Natural convection |
| dimensions | 590 x 255 x 1230 mm |
| dimensions_note | W x D x H, complete system including power module and 3 battery module(s). |
| ip_rating | IP66 |
| mounting_type | Floor stand (standard), Wall mount (optional) |
| noise_emission | < 29 dB |
| weight_kg | 216 |
Installation
| connectors | Staubli MC4 positive and negative metal terminals and DC connectors (per Quick Guide) |
| indoor_outdoor | Outdoor / Indoor |
| installation_restrictions | Floor stand is the standard mounting method; wall mount is optional. The Quick Guide notes one battery expansion module weighs 68 kg and references a '<= 15 kg' limit in its wall-mounting instructions. Huawei's marketing states IP66 with 40 cm water immersion for 72 h and up to 5 T pressure resistance. |
Environment
| humidity | 5% ~ 95% |
| indoor_outdoor | Outdoor / Indoor |
| max_altitude_m | 4000 |
| operating_temperature | -20 C to +55 C (-4 F to +131 F) |
| operating_temperature_charge | UNKNOWN — Huawei publishes a single combined operating range for the S1 and does NOT split charge and discharge windows in any fetched document. |
| operating_temperature_discharge | UNKNOWN — Huawei publishes a single combined operating range for the S1 and does NOT split charge and discharge windows in any fetched document. |
| storage_soc_requirement | 'After the battery production test is complete and before the batteries are stored, the batteries must be charged to at least 50% SOC.' |
| storage_temperature | 'Ambient temperature: -10-55 C; recommended storage temperature: 20-30 C' (LUNA2000-S1 User Manual, storage conditions) |
Interfaces & connectors
| can | Yes (listed in 'Communication: RS485 / FE / CAN') |
| communication_protocol | UNKNOWN |
| fe_ethernet | Yes (listed in 'Communication: RS485 / FE / CAN') |
| ports | Energy storage control unit exterior (per user manual figure): ground point, energy storage terminals (BAT+/BAT-), COM port, DC switch, LED indicators, battery cascading port. |
| rs485 | Yes (listed in 'Communication: RS485 / FE / CAN') |
Protection
| dc_switch | Yes (DC switch present on the control unit) |
| fire_safety | Huawei marketing: intelligent fire suppression / extinguishing response in 15 s. Not stated on the specification table. |
| ip_rating | IP66 |
Certifications
| list | ['CE', 'RCM', 'CEC', 'VDE2510-50', 'IEC62619', 'UN38.3', 'ISO13849', 'REACH', 'RoHS'] |
| source_label | Certificates |
Warranty & service
| duration_years | UNKNOWN |
| note | Conflicting figures across sources (15 / 10 / 5 years) — see data_conflicts. Huawei's official specification table carries no warranty row. |
Documents
product_page
LUNA2000-5/7/10/12/14/15/17/19/21-S1 Smart String Energy Storage System (product overview page)
rev UNKNOWN
specification_page
LUNA2000-5/7/10/12/14/15/17/19/21-S1 Specs (official product specification page)
rev UNKNOWN
Recorded conflicts
warranty.duration_years Review required
Up to 15 years — Huawei official LUNA2000-S1 product page
10 years — Solartraders (distributor) LUNA2000-7-E1 battery module listing
5-year manufacturer warranty — photovoltaik-shop.com (distributor) LUNA2000-5-E1 listing
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| documented_relationship:compatible_inverter | {"to_manufacturer": "Huawei", "to_model": "SUN2000-(8K, 10K)-LC0", "relationship_type": "compatible_inverter", "match_level": "family", "communication_protocol": "UNKNOWN", "required_firmware": "SUN2000LC V100R023C10SPC104 or later", "required_settings": "UNKNOWN", "region": "Global", "source": "LUNA2000-S1 User Manual, Table 2-4 (compatible inverters and versions)", "source_url": "https://solar.huawei.com/admin/asset/v1/pro/view/7fa828aede004fb1b1658929a49d6242.pdf", "source_page": "Table 2-4", "confidence": "officially-verified", "status": "COMPATIBLE", "notes": "Max. energy storage systems per inverter: 2."} |
| manufacturer_legal_entity_as_printed | Huawei Technologies Co., Ltd. |