Knowledge Base ›
Commercial Ess
Sungrow ST510CS-4H
Manufacturer documented
EU / global
verified Sept. 3, 2026
Identity
| category |
commercial_ess
|
| generation |
CS series (255CS/510CS generation)
|
| hardware_revision |
UNKNOWN
|
| legacy_name |
UNKNOWN
|
| manufacturer |
Sungrow
|
| market_version |
UNKNOWN
|
| model |
ST510CS-4H
|
| product_family |
PowerStack (CS series)
|
| product_status |
active
|
| product_status_evidence |
Live Sungrow product page listing it at 125kW/514kWh; also listed on the Sungrow C&I ESS product index
|
| region |
EU / global
|
| release_year |
UNKNOWN
|
| sku |
UNKNOWN
|
| subcategory |
C&I liquid-cooled AC-coupled energy storage cabinet
|
| variant_note |
4-hour duration sibling of ST255CS-2H. NOTE: Sungrow's own site files this under the 'Residential-Energy-Storage-System' URL path, but the C&I index page lists it as a C&I product and its ratings (125 kW / 514 kWh) are unambiguously C&I.
|
Electrical
| architecture |
AC-coupled ESS with integrated PCS
|
| battery_rack_configuration |
UNKNOWN
|
| cell_chemistry |
LFP
|
| cell_note |
Chemistry stated as LFP for the CS family on the sibling datasheet; the ST510CS-4H's own datasheet PDF was NOT fetched, so cell Ah and battery configuration are UNKNOWN here.
|
| cycle_life |
UNKNOWN
|
| expansion_rules |
UNKNOWN
|
| firmware_requirements |
UNKNOWN
|
| grid_services |
Grid-forming technology with 'MW-level black start' capability (product page)
|
| max_charge_power_kw |
UNKNOWN
|
| max_discharge_power_kw |
UNKNOWN
|
| max_parallel_quantity_off_grid |
UNKNOWN
|
| max_parallel_quantity_on_grid |
UNKNOWN
|
| max_parallel_stacks |
UNKNOWN
|
| mixed_generation_restrictions |
UNKNOWN
|
| modules_max |
UNKNOWN
|
| modules_min |
UNKNOWN
|
| nominal_energy_kwh |
514
|
| nominal_frequency_hz |
UNKNOWN
|
| nominal_voltage_v |
UNKNOWN
|
| operating_voltage_max_v |
UNKNOWN
|
| operating_voltage_min_v |
UNKNOWN
|
| pcs_topology |
UNKNOWN
|
| power_factor_range |
UNKNOWN
|
| rated_ac_power_kw |
125
|
| rated_ac_voltage_v |
400
|
| rated_power_kw |
125
|
| round_trip_efficiency_pct |
90
|
| rte_note |
Product page: 'System RTE 90%'; 'PCS efficiency over 98.5%'.
|
| scaling_architecture |
Modular design supporting parallel connections (product page; no numeric cap fetched)
|
| supported_installation_topology |
UNKNOWN
|
| system_energy_kwh |
514
|
| usable_dod_pct |
UNKNOWN
|
| usable_energy_kwh |
UNKNOWN
|
Physical / mechanical
| cooling |
Liquid cooling with 'AI-driven thermal balance technology' (product page)
|
| depth_mm |
UNKNOWN
|
| height_mm |
UNKNOWN
|
| ip_rating |
UNKNOWN
|
| mounting |
UNKNOWN
|
| weight_kg |
UNKNOWN
|
| width_mm |
UNKNOWN
|
Installation
| indoor_outdoor |
UNKNOWN
|
| supported_installation_topology |
UNKNOWN
|
Environment
| charge_temperature_c |
UNKNOWN
|
| discharge_temperature_c |
UNKNOWN
|
| humidity |
UNKNOWN
|
| max_altitude_m |
UNKNOWN
|
| noise |
UNKNOWN
|
| operating_temperature_c |
UNKNOWN
|
| storage_temperature_c |
UNKNOWN
|
Interfaces & connectors
| can |
UNKNOWN
|
| communication_protocol |
UNKNOWN
|
| ethernet |
UNKNOWN
|
| ports |
UNKNOWN
|
| rs485 |
UNKNOWN
|
Protection
| enclosure_ip |
UNKNOWN
|
| fire_suppression |
'3 levels of fire safety' (product page marketing; component list NOT fetched)
|
Certifications
| listed |
[]
|
| note |
Not fetched. The product page does not enumerate them.
|
Documents
installation-guide
{# Located but never retrieved: listed, but deliberately not linked, and it
backs no stored value. #}
ST510CS-4H Quick Installation Guide — located, not retrieved
rev UNKNOWN
user-manual
{# Located but never retrieved: listed, but deliberately not linked, and it
backs no stored value. #}
ST510CS-4H User Manual — located, not retrieved
rev UNKNOWN
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| manufacturer_legal_entity_as_printed | Sungrow Power Supply Co., Ltd. |
Build a system with this product