Knowledge Base › Commercial Ess
Great Power MAX-20HC-6250
Manufacturer documented GLOBAL verified Sept. 25, 2026
Page 1 of Great Power Corporate & Energy Storage Product Brochure (product specification tables) (https://www.greatpower.net/vancheerfile/files/2026/6/20260603212615034.pdf)
Identity
| category | commercial_ess |
| manufacturer | Great Power |
| model | MAX-20HC-6250 |
| product_status | active |
| region | GLOBAL |
| variant | — |
Electrical
| cell_capacity_ah |
588
disputed
Great Power — Large-Scale Energy Storage System
|
| cell_configuration |
8P416S
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| chemistry |
LFP
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| cooling |
liquid
disputed
Great Power — Large-Scale Energy Storage System
|
| cycle_life | 6000 |
| dc_voltage_max_v |
1497.6
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| dc_voltage_min_v |
1164.8
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| depth_of_discharge_pct | 95.0 |
| functional_safety_class |
B
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| max_charge_current_a |
1174
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| max_discharge_current_a |
1174
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| nominal_capacity_ah | 100.0 |
| nominal_energy_kwh |
6250
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| nominal_voltage_v | 51.2 |
| official_product_url |
https://www.greatpower.net/en/product/largeenergystorage.html
Great Power — Large-Scale Energy Storage System — inventory record source_url
|
| operating_voltage_max_v | 57.6 |
| operating_voltage_min_v | 44.8 |
| phase_count | 3 |
| rated_power_spec |
<=1563 kW*2
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| topology |
container
Great Power — Large-Scale Energy Storage System
|
Physical / mechanical
| dimensions_mm |
W6058D2438H2896
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| mounting | 19-inch Rack / Wall-mount |
| weight_kg |
48000
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
Environment
| charging_temperature_max_c |
50
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| charging_temperature_min_c |
-30
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| discharging_temperature_max_c |
60
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| discharging_temperature_min_c |
-35
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| ip_rating |
IP55
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
| operating_temperature_max_c | 60.0 |
| operating_temperature_min_c | -25.0 |
Interfaces & connectors
| communication | CAN, RS485 |
| communications |
CAN, MODBUS TCP
Great Power Corporate & Energy Storage Product Brochure (product specification tables)
|
Warranty & service
| warranty_years | 10 |
Documents
product_page
Great Power — Large-Scale Energy Storage System
Recorded conflicts
electrical.cooling Review required
liquid — stored value
Liquid Cooling — Max-20HC-6250 | Cooling Method Liquid Cooling
Detected during import deep-enrich-2026-09-batch07
electrical.cell_capacity_ah Review required
588 — stored value
587 — Max-20HC-6250 | Cell Capacity 587 Ah, 0.5C
Detected during import deep-enrich-2026-09-batch07
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| builder_completeness | partial |
| region_notes | Listed on Great Power's English (global) product site. Great Power also runs a Chinese-language catalogue whose model list differs; see conflicts. |