More Uptime. More Energy. Guaranteed.

Smartstack™ is engineered to maximize real-time and long-term system performance. Smartstack’s sensors, controls, software, and services work together to make sure your system runs continuously, delivers more energy, and has a longer lifespan, which increases your return on investment. That’s why we back Smartstack with industry-leading performance guarantees tied to the metrics that matter to your system’s operations.

Built-in intelligence behind our guarantees

Advanced BMS & OS Algorithms​

Power safe, reliable system performance.​

Improved SOC Accuracy​

Deliver full-power energy with high accuracy.​

AI-powered Controls​

Boost efficiency and extend system lifespan.​

Real-Time Telemetry​

Track guaranteed energy metrics in real-time.​

Industry-leading performance guarantees ​

Each individual guarantee provides financial protection for your system’s performance. Working together, the guarantees, available exclusively through our Smart Service Plans, ensure you get the most out of your investment across all stages of its lifecycle.

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Availability Guarantee ​

How much of my system’s power is online?​​

Industry-leading guarantee offering up to 99% uptime.​​

Dispatchable Energy Guarantee​

How much energy can my system deliver in real-time?​

​The industry’s first and only guarantee enabling 24/7 dispatchable energy availability, maximizing biddable MWhs. ​

Energy Capacity Guarantee

How much energy capacity can I count on as my battery degrades?​

Industry-leading energy capacity guarantee offering up to 25 years of usable energy, enhanced by Fluence’s one-of-a-kind in-use life extension, which reassesses system health and updates guarantee when possible.​​

Round-Trip Efficiency Guarantee​

How much energy will I lose between charging and discharging?

Up to 25 years of round-trip efficiency guaranteed—5 years longer than the industry standard 20 year.


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Ready to unlock value with Smartstack?

Contact us to learn more about how Smartstack can solve your unique energy challenges.

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