Knowledge Base › Commercial Ess
LONGi OneNexus M5C
Manufacturer documented GLOBAL verified Sept. 25, 2026
Official product web page: https://www.longi.com/en/products/energy-storage/one-nexus-m5/
Identity
| brand | LONGi |
| category | commercial_ess |
| manufacturer | LONGi |
| manufacturer_key | longi |
| model | OneNexus M5C |
| model_key | onenexusm5c |
| product_family | LONGi Energy Storage OneNexus |
| product_status | active |
| region | GLOBAL |
| series | OneNexus M5 |
Electrical
| ac_voltage_v |
380/400
OneNexus M5 - LONGi energy storage product page
|
| battery_cell_chemistry |
LiFePO4
OneNexus M5 - LONGi energy storage product page
|
| chemistry | LiFePO4 (LFP) |
| cooling |
liquid
OneNexus M5 - LONGi energy storage product page
|
| generator_input |
False
OneNexus M5 - LONGi energy storage product page
|
| grid_frequency_hz |
50 / 60
OneNexus M5 - LONGi energy storage product page
|
| nominal_energy_kwh |
522
OneNexus M5 - LONGi energy storage product page
|
| official_product_url |
https://www.longi.com/en/products/energy-storage/one-nexus-m5/
OneNexus M5 - LONGi energy storage product page — inventory record source_url
|
| pcs_integrated |
True
OneNexus M5 - LONGi energy storage product page
|
| phase_count |
3
OneNexus M5 - LONGi energy storage product page
|
| rated_power_kw |
250
OneNexus M5 - LONGi energy storage product page
|
| topology |
cabinet
OneNexus M5 - LONGi energy storage product page
|
| transfer_time_ms |
0
OneNexus M5 - LONGi energy storage product page
|
Physical / mechanical
| height_mm |
1760
OneNexus M5 - LONGi energy storage product page
|
| length_mm |
3170
OneNexus M5 - LONGi energy storage product page
|
| weight_kg |
5500
OneNexus M5 - LONGi energy storage product page
|
| width_mm |
1903
OneNexus M5 - LONGi energy storage product page
|
Environment
| operating_temperature_max_c |
50
OneNexus M5 - LONGi energy storage product page
|
| operating_temperature_min_c |
-20
OneNexus M5 - LONGi energy storage product page
|
Interfaces & connectors
| communications |
['Wi-Fi', 'Ethernet', 'CAN', 'RS485']
OneNexus M5 - LONGi energy storage product page
|
Documents
product_page
OneNexus M5 - LONGi energy storage product page
Additional documented parameters
Recorded verbatim from the source; no schema field exists for these yet.
| builder_completeness | partial |
| region_notes | LONGi global English product page; certification row lists CE and UN 38.3 for all three columns, and no market-specific electrical edition is published. |