SPower Series

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Safe, Long-lasting

  • 240kWh per Unit
  • Highly Modularized
  • Factory-Integrated
  • Plug-and-Play Configuration
  • Transportable Design
  • Scalable to Gigawatt hours by Stacking Units
  • IEC certified

Modular

Each 240kWh container functions as an independent unit, making it easy to deploy incrementally or scale up based on demand.

Stackable

Units can be vertically stacked to reduce land footprint and maximize installation density—ideal for space-constrained applications.

Scalable

Horizontal expansion supports seamless scaling from kilowatt-hours to multi-gigawatt-hour systems, enabling custom-fit energy storage solutions.

Inherently Safe

Water-based electrolyte, no thermal runway

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Long Cycle Life

Over 20,000 charge/discharge cycles with minimal degradation

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Allowing 100% DOD

Without structural damage

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Flexibility

Independant power and energy scalling with KW to MW applications

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Key Features

Safety

RKP's VFBs are non-flammable, have a low risk of thermal runaway, making them one of the safest energy storage options.This ensures safe operation in all environments, including urban areas,industrial sites, and residential neighborhoods.

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Long Lifespan

RKP's VFB systems are designed for durability, offering a lifespan of over 25 years with minimal capacity degradation.

This longevity ensures a lower total cost of ownership and consistent performance over time.

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Zero Degradation

RKP's VFB systems feature zero capacity degradation over time, maintaining consistent performance throughout their lifespan.
This ensures long-term reliability and reduces the need for frequent replacements, resulting in significant cost savings.
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Scalability

RKP's VFB systems are highly flexible and can be easily scaled to meet the energy demands of any project.
From small residential setups to large-scale utility projects, our solutions grow with your needs.
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Environmental Impact

Committed to sustainability, RKP's VFB systems use vanadium, a recyclable and abundant element.
The non-toxic and environmentally friendly nature of our batteries supports your green initiatives and reduces your carbon footprint.
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Data and Performance

NoDescriptionSPower 240o Technical Data
I General Requirement
1Life time of BESS 25+ years with no degradation
2Batteries function and performance 25+ years with no degradation
3Vanadium Redox Flow Battery Yes
4Cycles limited at 100% DOD per year No limit
5Cycling duty basis of the energy discharge guarantee +20,000
6Self-discharge for extended time <2%
7No degradation of battery EoL Yes
8Heat management Yes
9Long duration with 100% SOC access Yes
10Built-in seamless bypass Yes
11Battery modules installation Outdoor
12No augmentation Yes
13Hybrid Thermal Management (Passive + AC Cooling) Air/AC
14Transportable with pre-charge Yes
15Battery modules recyclable Yes
16Net recycling value of the battery module Positive
IIBattery Parameters
1Technology Vanadium redox flow
2Voltage of each module 104V~ 166.4V
3Max current of each module 577A
4Unit energy discharge capacity 240kWh
5Max number of modules in series 18
6Max dimension of each battery 6.058m(L)×2.438m(W)×2.591m(H)
7Weight 21T
8Ambient operating temperature -20℃~50℃ (other temperatures optional)
9Storage temperature 0℃~45℃(long term storage)
10Protection of battery module (Indoor/outdoor) IP54 (optional up to IP65)
11Short circuit current 2500A
12Communications Modbus/TCP/CANbus/Ethernet
13Auxiliary supply 380V/AC ,50Hz,Three phase Stop：0.2kW Operation：3.2kW-8.6kW
14Energy efficiency80%DC(without considering self-consumption)
IIICertificates
1IEC 62932-2-1 Yes
2IEC 62932-2-2 Yes

Use Cases

The SPower Series is engineered for high-efficiency, long-duration storage across distributed and scalable applications. Its modular, transportable design makes it ideal for projects that demand operational flexibility, long service life, and minimal maintenance.

Commercial & Industrial Energy Hubs

Improve power reliability, reduce peak demand, and enhance on-site renewable utilization.
Use cases: factories, business parks, data centers.

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Stackable Utility-Scale Storage

Scale from kilowatt-hours to gigawatt-hours with plug-and-play units.
Use cases: solar/wind firming, capacity expansion.

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Distributed Grid-Side Storage

Support local grid stability and absorb excess renewable energy. Use cases: EV charging stations, urban substations.MORE DETAILS »

Remote and Off-Grid Power

Deploy in harsh environments with no degradation or safety risk. Use cases: telecom sites, mining, island grids.MORE DETAILS »

Load Shifting & Cost Management

Store low-cost energy and discharge during peak pricing. Use cases: dynamic tariff zones, C&I energy users.MORE DETAILS »

Remote and Off-Grid Power

Deploy in harsh environments with no degradation or safety risk.
Use cases: telecom sites, mining, island grids.

MORE DETAILS »

Load Shifting & Cost Management

Store low-cost energy and discharge during peak pricing. Use cases: dynamic tariff zones, C&I energy users.MORE DETAILS »

Remote and Off-Grid Power

Deploy in harsh environments with no degradation or safety risk.
Use cases: telecom sites, mining, island grids.

MORE DETAILS »
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