Sungrow PowerKeeper Secondary Accessory Kit - inc BMS + Base
This kit is used to support parallel expansion by adding additional battery towers within the Sungrow PowerKeeper C&I energy storage system.
Designed for commercial and industrial installations, the kit provides the essential components needed to add extra tower capacity. It includes a secondary BMS and an auxiliary battery stack base for use with Sungrow PowerKeeper STC 12.5-V1 modules.
The integrated BMS supports battery monitoring, communication, protection, and long-term system reliability, helping ensure safe and efficient operation as storage capacity is expanded.
Key features
- Suitable for commercial and industrial energy storage applications
- Auxiliary accessory kit for Sungrow PowerKeeper C&I battery systems
- Supports additional battery stack installation
It includes:
- PowerKeeper Secondary BMS (Upper Cover)
- Auxiliary PowerKeeper Base Unit
- Cable Management Base Unit
- Accessories
- Five-year standard product warranty
| High / Low Voltage Battery | High Voltage |
| Battery / System Model | Sungrow PowerKeeper (C&I) |
| Brand | Sungrow |
| Battery End User | Commercial/Industrial |
| Battery IP Rating | IP66 |
| Product Weight (Kg) | 67 |
Sungrow ST050-250CF Powerkeeper Datasheet - 07 01 2026.pdf
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Sungrow PowerKeeper User Manual - 16 03 2026.pdf
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Sungrow PowerKeeper Quick Installation Guide - 16 03 2026.pdf
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Sungrow PowerKeeper Declaration of Confomity - 24 03 2026.pdf
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Sungrow Sustainability Report - 2024.pdf
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Sungrow Forced Labour, Conflict Minerals Policy Statement - 25 01 2024.pdf
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Sungrow SA8000：2014 Social Accountability Declaration -22 04 2024.PDF
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Sungrow ISO14001：Environmental Management System -21 05 2024.pdf
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Sungrow Europe Code of Conduct - 22 04 2024.pdf
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Sungrow Supplier’s Warranty for C&I ESS - 23 04 2026.pdf
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