Annual production capacity
2-20
GWh/yr · vendor-reported
Bankability influence
Neutral
Company Size
Middle
300-1000 headcount
Vertical integration
Medium
Company Overview
Founded in 2015, PotisEdge is an energy storage system maker based in Suzhou High-tech Zone, Jiangsu, China. It makes ESS products for residential, commercial and industrial, and utility-scale use, and BloombergNEF has listed it as a Tier 1 global energy storage maker five times in a row, including under the upgraded 2025 assessment standards.
Headquarters
Suzhou, China
Legal entity
iPotisEdge Co., Ltd.
IPP / offtaker customers
Aittub Oy, Auspira, PowerBay, Recurrent Energy, SolarWind Finland Oy
Integration footprint
China, United States
Production scale
2-20 GWh/yr
Moderate presence in Europe, East Asia, and Oceania; Minor presence in Latin America; no recorded presence in North America, Central Asia & CIS, Middle East & North Africa, Sub-Saharan Africa, South Asia, and Southeast Asia.
Financial Health
Derived from the five sub-metrics below — 2 moderate · 2 suboptimal · 1 healthy.
Reference Project
Project
Pome BESS Project in San Diego County, California ; San Diego County, California, USA
Cell & System Architecture
Cell chemistry
Cell format
Named chemistries
Block architecture
Application segments
Battery Management System
PotisEdge’s BMS monitors SoH, SoC, voltage, temperature, and charge and discharge current across module, pack, rack, and multi-pack systems. It balances cells and protects against overheating, overcharging, thermal runaway, overload, reverse power, and surges, and it connects to its EMS cloud platform for alarm notifications, remote diagnostics, fault recording, parameter tuning, and battery data exchange.
Corporate & Listing
Notable Shareholder
LONGi Green Energy Technology Co., Ltd.
Notable Shareholder of PotisEdge is LONGi Green Energy Technology Co., Ltd..
Recent Developments
PotisEdge supplied BESS technology for a 300 MWh LONGiBank order for an Italian solar-plus-storage project, which uses LONGi’s 6.25 MWh LFP-based storage systems.
Certifications
Management Systems (ISO)
Product & Safety Standards
ESG & Sustainability
PotisEdge’s board leads climate governance, and the company sets science-based carbon targets aligned with SBTi. Its ESG framework includes supplier ESG audits, green procurement rules, third-party environmental checks, reusable packaging that cut wood use by about 4,200 tons, and 100% recycling or reuse after disposal.
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PotisEdgeIndustrial & Commercial ESS Solutions
| Product | Energy | Power | Duration | C / P rate | Chemistry | Block |
|---|---|---|---|---|---|---|
| PotisMobile series | 0.65 MWh | 0.4 MW AC | 1.6 h | 1 | LFP | AC Block |
| PotisTank L372 | 0.37 MWh | — | — | 0.5–1 | LFP · 280 Ah | DC Block |
| OmniCube L233 | 0.23 MWh | 0.13 MW AC | — | 0.5–1 | 280 Ah | DC Block |
| OmniCube A215 | 0.22 MWh | 0.11 MW AC | — | 0.5 | 280 Ah | DC Block |
PotisEdgeGrid-Scale BESS
| Product | Energy | Power | Duration | C / P rate | Chemistry | Block |
|---|---|---|---|---|---|---|
| PotisBank-L6.25-AC-4h | 6.25 MWh | 1.72 MW AC | 4 h | — | LFP | AC Block |
| PotisBank-L6.25-AC-2h | 6.25 MWh | 3.44 MW AC | 2 h | — | LFP | AC Block |
| PotisBank-L5.0-AC | 5.02 MWh | 2.58 MW AC | — | 0.5 | LFP | AC Block |
| PotisBank-L5.0-1500 | 5 MWh | — | 2–4 h | 0.25–0.5 | LFP · 314 Ah | DC Block |
| PotisBank-L3.7-1500 | 3.7 MWh | — | — | 0.5–1 | LFP · 280 Ah | DC Block |
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