GB
esGrid Utility-Scale Supercapacitor Energy Storage System
Featuring a cluster-controlled, AC/DC-integrated architecture, the esGrid EDLC-based ESS enables rapid frequency regulation for robust grid stabilization.
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Higher Lifecycle Returns
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Cluster-Controlled, Integrated AC/DC Design
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End-to-End R&D
Product Highlights
Higher Lifecycle Returns
With a million-cycle lifespan and ultra-high C-rate, it is optimally suited for inertia response and primary frequency regulation requirements.
Cluster-Controlled, Integrated AC/DC Design
No DC circulating current, increasing system available capacity by 10%. Pre-installation reduces on-site commissioning time by 50%; side-by-side layout reduces footprint by 30%.
End-to-End R&D
In-house production of core components; Max system RTE reaches 90%; Fully compatible with next-generation architecture.
Technical Specification
DownloadDischarge Time
30s;60s
Rated Power
3.75MW
Supercapacitor Cluster Configuration
2P544S
DC Voltage Range
780-1500V
AC Voltage Range
500V
Rated C-Rate (Charge/Discharge)
120C;60C
Max. Energy Efficiency (AC Side, PCS)
≥92%
Operating Ambient Temperature
-40-65℃(>45℃ derating)
Protection Rating
IP54
Step-up Unit Dimensions (W × H × D)
6058mm(W)*3288mm(D)*2438mm(H)








