Dyness STACK280
Official manufacturer Global verified Sept. 2, 2026
Unresolved safety-relevant conflict
Two sources give different figures for a value on this product and nobody has resolved it. The specifications below are shown as recorded, but this product must not be treated as verified for engineering purposes until the conflict is closed.
Two sources give different figures for a value on this product and nobody has resolved it. The specifications below are shown as recorded, but this product must not be treated as verified for engineering purposes until the conflict is closed.
Identity
| category | batteries |
| ean | UNKNOWN |
| generation | UNKNOWN |
| hardware_revision | UNKNOWN |
| legacy_name | UNKNOWN |
| manufacturer | Dyness (Dyness Digital Energy Technology Co., Ltd) |
| market_version | UNKNOWN |
| model | STACK280 |
| mpn | UNKNOWN |
| product_family | STACK |
| product_status | active |
| product_status_evidence | Listed under C&I Energy Storage Systems > Stacked ESS on the official Dyness product index (fetched 2026-09-02); datasheet dated 2025-10-30. |
| region | Global |
| release_year | UNKNOWN |
| sku | UNKNOWN |
| subcategory | stacked_hv_battery_system |
| variant_note | Cluster = 3-15 modules of 51.2V/280Ah (14.336 kWh each), 43.008-215.04 kWh; up to 12 clusters in parallel (2580 kWh). Distributors also sell the bare module as 'Dyness Stack280 14.34 kWh battery module' / 'S51280'. |
Electrical
| ac_frequency | UNKNOWN |
| ac_output_voltage | UNKNOWN |
| battery_voltage_max_v | UNKNOWN |
| battery_voltage_min_v | UNKNOWN |
| cell_chemistry | LiFePO4 |
| cell_type | UNKNOWN |
| continuous_charge_current_a | 140 |
| continuous_charge_power_kw | UNKNOWN |
| continuous_discharge_current_a | 140 |
| continuous_discharge_power_kw | UNKNOWN |
| cycle_life | ≥8000 cycles / 10 Years |
| depth_of_discharge_pct | 95 |
| max_ac_current_a | UNKNOWN |
| max_ac_power_w | 0 |
| max_charge_current_a | 200 |
| max_charge_power_kw | UNKNOWN |
| max_discharge_current_a | 200 |
| max_discharge_power_kw | UNKNOWN |
| nominal_capacity_ah | 280 |
| nominal_energy_kwh | UNKNOWN |
| nominal_voltage_v | UNKNOWN |
| num_mppt | 0 |
| operating_voltage_max_v | 876 |
| operating_voltage_min_v | 134 |
| peak_charge_current_a | UNKNOWN |
| peak_charge_power_kw | UNKNOWN |
| peak_discharge_current_a | 280 |
| peak_discharge_power_kw | UNKNOWN |
| phase_count | UNKNOWN |
| rated_ac_power_w | 0 |
| round_trip_efficiency_pct | UNKNOWN |
| system_energy_max_kwh | 215.04 |
| system_energy_min_kwh | 43.008 |
| usable_energy_kwh | UNKNOWN |
Physical / mechanical
| cooling_method | Forced wind cooling (forced air) |
| depth_mm | 425 |
| height_mm | 1905 |
| ip_rating | IP20 |
| mounting_type | floor-standing stack |
| rack_units | UNKNOWN |
| weight_kg | 110 |
| width_mm | 770 |
Installation
| clearance_requirements | UNKNOWN |
| commissioning_notes | UNKNOWN |
| installation_notes | Datasheet gives 770*425*1905mm as the maximum dimensions for a 7-module stack, NOT for the maximum 15-module cluster. Plug-and-play stacking without wiring. |
| mounting_notes | Stack type. |
Environment
| charge_temperature_max_c | 55 |
| charge_temperature_min_c | 0 |
| discharge_temperature_max_c | 55 |
| discharge_temperature_min_c | -20 |
| indoor_outdoor | indoor (IP20) |
| max_altitude_m | UNKNOWN |
| noise_db | UNKNOWN |
| operating_humidity | UNKNOWN |
| operating_temperature_max_c | UNKNOWN |
| operating_temperature_min_c | UNKNOWN |
| storage_temperature_max_c | UNKNOWN |
| storage_temperature_min_c | UNKNOWN |
Interfaces & connectors
| bluetooth | UNKNOWN |
| can | True |
| cellular_4g | UNKNOWN |
| cloud_api | UNKNOWN |
| communication_ports | CAN / RS485 |
| dry_contact | UNKNOWN |
| ethernet | UNKNOWN |
| local_api | UNKNOWN |
| modbus_rtu | UNKNOWN |
| modbus_tcp | UNKNOWN |
| mqtt | UNKNOWN |
| protocol_notes | Built-in WiFi with APP OTA function. |
| rs232 | UNKNOWN |
| rs485 | True |
| usb | UNKNOWN |
| wifi | True |
Protection
| explosion_venting | UNKNOWN |
| fire_suppression | Aerosol fire extinguisher (per pack) |
| insulation_monitoring | UNKNOWN |
| notes | UNKNOWN |
| overcurrent_protection | UNKNOWN |
| short_circuit_protection | UNKNOWN |
Certifications
| corrosion_grade | UNKNOWN |
| grid_codes | UNKNOWN |
| safety_certifications | UNKNOWN |
| standards | UNKNOWN |
| transport_certifications | UN38.3 |
Warranty & service
| conditions | UNKNOWN |
| summary | 10 Years (stated alongside cycle life on the official page) |
| years | 10 |
Documents
datasheet
{# Located but never retrieved: listed, but deliberately not linked, and it
backs no stored value. #}
Dyness STACK280 Datasheet EN 20251030 — located, not retrieved
rev UNKNOWN
datasheet
Dyness STACK280 Datasheet-EN (genuine Dyness datasheet mirrored on a distributor CDN)
rev UNKNOWN
datasheet
{# Located but never retrieved: listed, but deliberately not linked, and it
backs no stored value. #}
STACK280 User Manual EN V02 (51.2V/280Ah Battery Module) — located, not retrieved
rev UNKNOWN
product_page
STACK280 - Commercial and Industrial Stacked Energy Storage System (official product page)
rev UNKNOWN
Recorded conflicts
electrical.system_energy_min_kwh Review required
43.008 — Computed from official '3~15 modules' x 14.336 kWh/module
43 — dyness.com official page 'System Energy Range: 43kWh~215.04kWh' and datasheet '43-215kWh'
electrical.cycle_life Review required
≥8000 cycles / 10 Years — dyness.com official STACK280 product page
Unlimited cycles / 10 Years — Dyness STACK280 Datasheet-EN (distributor CDN mirror)
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| Max dimensions qualifier | 770*425*1905mm (7 modules) |
| Maximum expansion | 2580kWh / 2.58MWh |
| Module nominal energy (derived from 51.2V x 280Ah) | 14.336 kWh |
| System Modules Serial Number | 3~15 |
| WiFi module | Built-in WiFi with APP OTA |
| manufacturer_legal_entity_as_printed | Dyness Digital Energy Technology Co., Ltd |