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Commercial Ess
Sungrow ST6900UX-4H-HT
Official manufacturer
IEC markets (50/60 Hz, IEC and UL 9540A listings); 'HT' denotes the high-temperature variant
verified Sept. 3, 2026
Identity
| category |
commercial_ess
|
| generation |
PowerTitan 3.0 (third generation; higher energy density than the 2.0 - 6904 kWh vs 5015 kWh in the SAME container footprint)
|
| hardware_revision |
UNKNOWN
|
| legacy_name |
UNKNOWN
|
| manufacturer |
Sungrow
|
| market_version |
Datasheet V3 (2025)
|
| model |
ST6900UX-4H-HT
|
| product_family |
PowerTitan 3.0
|
| product_status |
active
|
| product_status_evidence |
Datasheet V3 copyright 2025, published on info-support.sungrowpower.com
|
| region |
IEC markets (50/60 Hz, IEC and UL 9540A listings); 'HT' denotes the high-temperature variant
|
| release_year |
2025
|
| sku |
UNKNOWN
|
| subcategory |
utility-scale liquid-cooled AC-block containerised ESS
|
| variant_note |
'-4H' 4-hour duration, '-HT' high-temperature variant. Note its operating window (-10 to 55 C) differs markedly from the 2.0's (-30 to 50 C).
|
Electrical
| ac_current |
396 A * 4
|
| ac_voltage_range_v |
648 V ~ 792 V
|
| architecture |
AC-block containerised ESS, integrated PCS
|
| battery_rack_configuration |
UNKNOWN
|
| cell_chemistry |
LFP
|
| cell_spec |
UNKNOWN
|
| cycle_life |
UNKNOWN
|
| expansion_rules |
UNKNOWN
|
| firmware_requirements |
UNKNOWN
|
| grid_services |
Not enumerated beyond the reactive-power range on datasheet V3.
|
| max_charge_power_kw |
UNKNOWN
|
| max_discharge_power_kw |
UNKNOWN
|
| max_parallel_stacks |
UNKNOWN
|
| mixed_generation_restrictions |
UNKNOWN
|
| modules_max |
UNKNOWN
|
| modules_min |
UNKNOWN
|
| nominal_energy_kwh |
6904
|
| nominal_frequency_hz |
50 / 60
|
| nominal_voltage_note |
Not printed; only 'Nominal Voltage Range 1101.6 V ~ 1489.2 V'.
|
| nominal_voltage_v |
UNKNOWN
|
| operating_voltage_max_v |
1489.2
|
| operating_voltage_min_v |
1101.6
|
| pcs_topology |
Transformerless
|
| power_factor_range |
> 0.99 / 1 leading ~ 1 lagging
|
| rated_ac_power_kw |
1800
|
| rated_ac_power_note |
Datasheet prints 'AC Nominal Power: 450 kVA * 4'; 1800 kVA is that printed product.
|
| rated_ac_power_raw |
450 kVA * 4
|
| rated_ac_voltage_v |
720
|
| rated_power_kw |
1800
|
| reactive_power_range |
-100 % ~ 100 %
|
| round_trip_efficiency_pct |
UNKNOWN
|
| scaling_architecture |
UNKNOWN
|
| supported_installation_topology |
Containerised outdoor AC block; MV transformer external
|
| system_energy_kwh |
6904
|
| usable_dod_pct |
UNKNOWN
|
| usable_energy_kwh |
UNKNOWN
|
Physical / mechanical
| cooling |
Intelligent Liquid Cooling
|
| corrosion_grade |
UNKNOWN
|
| depth_mm |
2438
|
| enclosure_rating |
IP55
|
| height_mm |
2896
|
| ip_rating |
IP55
|
| mounting |
Containerised, outdoor
|
| weight_kg |
55000
|
| width_mm |
6058
|
Installation
| indoor_outdoor |
Outdoor
|
| mounting_method |
Container on foundation
|
| supported_installation_topology |
UNKNOWN
|
Environment
| charge_temperature_c |
UNKNOWN
|
| discharge_temperature_c |
UNKNOWN
|
| humidity |
0 % ~ 100 %
|
| indoor_outdoor |
Outdoor
|
| max_altitude_m |
2000
|
| noise |
UNKNOWN
|
| operating_temperature_c |
-10 to 55
|
| storage_temperature_c |
UNKNOWN
|
| temperature_note |
NOTE: markedly different from PowerTitan 2.0's -30 to 50 C. The '-HT' suffix denotes a high-temperature variant; the narrower cold limit is printed, not a transcription slip.
|
Interfaces & connectors
| can |
UNKNOWN
|
| communication_protocol |
UNKNOWN
|
| ethernet |
True
|
| ports |
Ethernet
|
| rs485 |
UNKNOWN
|
Protection
| enclosure_ip |
IP55
|
| fire_suppression |
UNKNOWN
|
| fire_suppression_note |
NOT printed in the fetched transcription of datasheet V3. Deliberately left UNKNOWN - the PowerTitan 2.0's NFPA package was NOT carried across, as it is a US-market package and this is an IEC-market unit.
|
Certifications
| listed |
['UL 9540A', 'IEC 62619', 'IEC 61000-6-2', 'EN 55011', 'IEC 62933-5-2', 'UN 38.3 / UN 3536', 'IEC 62477-1', 'IEC 62443-4-2']
|
| note |
IEC 62443-4-2 is a CYBERSECURITY standard - notable, and absent from the 2.0's list.
|
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. |
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