Energy upgrades, simplified

SolaX TSYS-HS51

10.2kWh ~ 66.5kWh | High-voltage Battery System
  • Smart Management
    • Remote fault diagnosis, upgrade and maintenance
    • Unique battery heating tech and wide temperature tolerance
    • Optional parallel connection using a two-in-one cable for easy capacity expansion and extend battery lifespan
    • Maximum 10% expansion of effective power over the entire life cycle to increase cycle life
    • 3-hour rapid equalization
  • High Performance
    • 10.2 – 66.5 kWh wide capacity range
    • Max. 70A charging / discharging current
    • Cycle life > 6000 cycles
  • Assured Reliability
    • IP66 ingress protection
    • LFP battery cell & high-performance processors
    • Aerosol fire suppression for precise protection
  • Flexible Adaptability
    • Compatible with TCBox-70, up to 3 towers of batteries③
    • Compact and stackable for easy installation
    • Supporting direct battery expansion
    • Supporting mixed use of new and old batteries, supports rapid capacity expansion, plug and play, no energy loss
  • Brand: SolaX Power
  • Product Model: TB-HS51 / TB-HS51O
  • Battery type: LFP
  • Cycel life (100% DOD): > 6000 cycles
  • Module capacity: 5.1 kWh
  • Dimensions (W x H x D): 600 × 168 × 376 mm
  • Net weight: 46 kg / 47.1 kg (with optimizer)
  • Installation type: Stackable
  • Installation: Floor mounting
  • Max. operation altitude: 3000 m
  • Relative humidity: 4 ~ 100% RH (non-condensing)
  • Environment: Outdoor / indoor
  • Ingress protection: IP66

Need this product for your home or business?

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Got a question? We have answers!

Which home or business setup is Sungrow right for?
At Sungrow, we believe energy storage should flex to your life—not the other way around. Whether you’re powering a suburban home, or a high-demand setup, our modular battery systems scale to match your current load and grow with your future needs.
What confidence can I have with the Sungrow warranty and lifespan?
We stand behind our systems for the long haul. Every Sungrow battery comes with a rock-solid 10-year limited warranty, backed by rigorous engineering and global deployment. With proper installation and maintenance, you’re investing in a decade of peace-of-mind.
Can I expand later and integrate it with solar and backup?
Absolutely. Our systems are built for tomorrow, today. Start with what you need now, then scale up easily when the time is right. Sungrow batteries plug into your solar setup, give you backup when the grid lets you down — and let you stay in control of your energy future.
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