Annual production capacity
0.2-1
GWh/yr · vendor-reported
Bankability influence
Neutral
Company Size
Large
1000-10000 headcount
Vertical integration
Highest
Company Overview
e-STORAGE is Canadian Solar’s battery energy storage business in Guelph and Kitchener, Ontario. Founded in 2001, Canadian Solar has shipped more than 20 GWh of battery energy storage systems to global markets, and its automated plants provide 15 GWh of annual BESS capacity and 3 GWh of battery cell capacity, along with system integration and EPC services for utility-scale projects.
Headquarters
Kitchener, Canada
Legal entity
e-STORAGE
IPP / offtaker customers
Arizona Public Service, Axpo
Integration footprint
China
Production scale
0.2-1 GWh/yr
Adjacent product lines
SolBank, turnkey EPC services
Major presence in North America; Minor presence in Sub-Saharan Africa; no recorded presence in Latin America, Europe, Central Asia & CIS, Middle East & North Africa, South Asia, East Asia, Southeast Asia, and Oceania.
Financial Health
Derived from the five sub-metrics below — 3 suboptimal · 2 moderate.
Reference Project
Project
Skyview 2 ; Edwardsburgh Cardinal, Ontario, Canada
Cell & System Architecture
Cell chemistry
Named chemistries
Block architecture
Application segments
Battery Management System
e-STORAGE’s BMS tracks SolBank battery status in real time at the cell level. It tracks temperature, voltage, power level, operating limits, faults, and alarms to support state-of-charge control and protection in utility-scale systems.
Corporate & Listing
Parent Company
Canadian Solar Inc.
Parent Company of e-STORAGE is Canadian Solar Inc. — e-STORAGE is not separately listed; the exchange listing belongs to the other legal entity.
Share price of Canadian Solar Inc. (CSIQ), not e-STORAGE.
Recent Developments
e-STORAGE signed a supply agreement with a Florida electric utility for a 95 MW / 426 MWh DC utility-scale battery energy storage system.
Certifications
Management Systems (ISO)
Product & Safety Standards
ESG & Sustainability
e-STORAGE, part of Canadian Solar, reports an ISS ESG rating of B+, a CDP climate change score of B, and a Silver EcoVadis rating that places it in the industry’s top 4%. It also reports an emissions reduction path with rolling five-year targets, recycling or reusing 94% of total waste and 100% of production packaging, 147 supplier ESG audits, and a third-party review of supplier and human rights standards.
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e-STORAGEGrid-Scale BESS
| Product | Energy | Power | Duration | C / P rate | Chemistry | Block |
|---|---|---|---|---|---|---|
| CSI-FlexBank-S-8360-4h | 8.36 MWh | 2.09 MW DC | 4 h | 0.25 | LFP · 314 Ah | DC Block |
| CSI-FlexBank-S-8360-2h | 8.36 MWh | 4.18 MW DC | 2 h | 0.5 | LFP · 314 Ah | DC Block |
| CSI-SolBank-S-5016-2h-EU | 5.02 MWh | 2.35 MW DC | 2 h | 0.5 | LFP · 314 Ah | DC Block |
| CSI-SolBank-S-5016-4h-EU | 5.02 MWh | 1.2 MW DC | 4 h | 0.25 | LFP · 314 Ah | DC Block |
| CSI-SolBank-S-PL-5016-4h-EU | 5.02 MWh | 1.2 MW DC | 4 h | 0.25 | LFP | DC Block |
| CSI-SolBank-S-PL-5016-2h-EU | 5.02 MWh | 2.4 MW DC | 2 h | 0.5 | LFP | DC Block |
| PowerBlock ESPB-2H | ESPB-4H | 4.8 MWh | — | 1.5–4 h | — | LFP | AC Block |
| CSI-FlexBank-C-1672-4h | 1.67 MWh | 0.42 MW DC | 4 h | 0.25 | LFP · 314 Ah | DC Block |
| CSI-FlexBank-C-1672-2h | 1.67 MWh | 0.84 MW DC | 2 h | 0.5 | LFP · 314 Ah | DC Block |
Compare to Other Vendors
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e-STORAGE
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