Annual production capacity
2-20
GWh/yr · vendor-reported
Bankability influence
Neutral
Company Size
Small
1-300 headcount
Vertical integration
Minimal
Company Overview
TESVOLT, founded in 2014, makes battery energy storage systems and integrates them from Lutherstadt Wittenberg, Germany. It has delivered more than 6,000 storage projects worldwide and reported 13.5 GWh of cumulative deployments, and its lithium-ion systems serve commercial, industrial, and utility-scale uses while the company expands its Wittenberg headquarters with a gigafactory designed for 4 GWh of annual production.
Headquarters
Wittenberg, Germany
Legal entity
TESVOLT AG
IPP / offtaker customers
W Power, EWR
Integration footprint
Germany
Production scale
2-20 GWh/yr
Adjacent product lines
TESVOLT TAYTAN, TESVOLT FORTON, WHES PowerCore G2, TESVOLT TALLON, TESVOLT Energy Manager, myTESWORLD Monitoring Portal, Energy Trading Portal, TESVOLT Partner Portals
Moderate presence in Europe and Southeast Asia; Minor presence in North America and East Asia; no recorded presence in Latin America, Central Asia & CIS, Middle East & North Africa, Sub-Saharan Africa, South Asia, and Oceania.
Financial Health
Derived from the five sub-metrics below — all five neutral.
Reference Project
Project
190 MWh: TESVOLT Announces Largest Battery Storage Project in Company History ; Wittenberg district of Apollensdorf, Lutherstadt Wittenberg, Saxony-Anhalt, Germany
Recent Developments
TESVOLT launched the PowerCore G2, a 500 kWh battery energy storage system for commercial, industrial, and smaller utility-scale projects. The company plans to start deliveries in May 2026, and it includes its own software for system control and cybersecurity.
Corporate & Listing
Cell & System Architecture
Cell chemistry
Cell format
Named chemistries
Block architecture
Application segments
Battery Management System
Tesvolt’s battery system monitoring tracks state of charge, SoC, and state of health, SoH. It also shows voltage and other live system data so operators can see battery condition and system status.
Certifications
Management Systems (ISO)
Product & Safety Standards
ESG & Sustainability
Tesvolt ties its sustainability plan to five UN Sustainable Development Goals and runs a CO2-neutral gigafactory in Lutherstadt Wittenberg, powered by on-site wind turbines and photovoltaic systems.
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TesvoltIndustrial & Commercial ESS Solutions
| Product | Energy | Power | Duration | C / P rate | Chemistry | Block |
|---|---|---|---|---|---|---|
| IA-250kW/500kWh | 0.51 MWh | 0.25 MW AC | 2–8 h | — | LFP · 306 Ah | AC Block |
| IA-187kW/500kWh | 0.51 MWh | 0.19 MW AC | 2–8 h | — | LFP · 306 Ah | AC Block |
| IA-125kW/500kWh | 0.51 MWh | 0.13 MW AC | 2–8 h | — | LFP · 306 Ah | AC Block |
| IA-62.5kW/500kWh | 0.51 MWh | 0.06 MW AC | 2–8 h | — | LFP · 306 Ah | AC Block |
| TESVOLT FORTON | 0.09 MWh | 0.09 MW AC | 1 h | 1 | LFP | AC Block |
| TAYTAN/10-40 | 0.06 MWh | 0.06 MW DC | 1 h | 1 | LFP · 75 Ah | DC Block |
| TAYTAN/09-40 | 0.06 MWh | 0.06 MW DC | 1 h | 1 | LFP · 75 Ah | DC Block |
| TAYTAN/08-40 | 0.05 MWh | 0.05 MW DC | 1 h | 1 | LFP · 75 Ah | DC Block |
| TAYTAN/07-40 | 0.04 MWh | 0.04 MW DC | 1 h | 1 | LFP · 75 Ah | DC Block |
| TAYTAN/06-40 | 0.04 MWh | 0.04 MW DC | 1 h | 1 | LFP · 75 Ah | DC Block |
| TAYTAN/05-40 | 0.03 MWh | 0.03 MW DC | 1 h | 1 | LFP · 75 Ah | DC Block |
| TAYTAN/04-40 | 0.03 MWh | 0.03 MW DC | 1 h | 1 | LFP · 75 Ah | DC Block |
| TAYTAN/03-40 | 0.02 MWh | 0.02 MW DC | 1 h | 1 | LFP · 75 Ah | DC Block |
TesvoltGrid-Scale BESS
| Product | Energy | Power | Duration | C / P rate | Chemistry | Block |
|---|---|---|---|---|---|---|
| TESVOLT TALLON | 5.02 MWh | 2.5 MW DC | 2 h | 0.5 | LFP · 314 Ah | DC Block |
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