Sigenergy Battery Sunshine Coast

All-in-one solar battery storage with whole-home backup, scalable from 5 to 54kWh

Why we install Sigenergy SigenStor

The Sigenergy SigenStor is an all-in-one home battery system built on lithium iron phosphate (LFP) chemistry. It scales from 5kWh up to 54kWh, handles whole-home backup, and is rated for Australian conditions including coastal environments. We have been installing battery systems since 2010. SigenStor is one of the systems we recommend because it does what it says it does.

Modular & Scalable

Each module is 9kWh usable. Start with one and add modules as your usage grows, up to 54kWh total. You don't need to replace the whole system to increase capacity. That's useful if your household changes or you add an EV down the track.

Advanced Safety

Five-layer battery protection including thermal monitoring, insulation barriers, pressure release valves and internal fire suppression. Built to handle Australian climate conditions, including high heat and humidity.

Whole-Home Backup

Switchover to battery backup happens in under 5 milliseconds during a power outage. Your whole home stays on, including lights, refrigeration, air conditioning and EV charging.

Smart Energy Management

The system monitors your usage patterns and adjusts automatically to maximise self-consumption. You can also monitor and control it from your phone.

10-Year Warranty (Extendable to 15)

10-year warranty, extendable to 15 years, with guaranteed performance retention. Sigenergy stands behind the product. LFP chemistry is one of the longer-lasting battery technologies available, which helps.

IP66 Weather Protection

Fully sealed against dust, rain and coastal salt air. Can be installed indoors or outdoors. That matters on the Sunshine Coast where salt spray is a real factor.

Technical Specifications

Usable Capacity
5-54 kWh (modular)
Battery Chemistry
LiFePO₄ (LFP)
Depth of Discharge
100%
Roundtrip Efficiency
95%+
Continuous Power
Up to 12 kW
Backup Switchover
< 5ms
Operating Temp
-20°C to 55°C
Warranty
10 years (ext. to 15)

Why we recommend Sigenergy SigenStor

  • Scalable from the start: You can start with one module and add more later. You're not locked into a size that doesn't suit you in five years.
  • Designed for Australian conditions: Rated for extreme heat, humidity and coastal salt air, which matters up here more than in most parts of the country.
  • Whole-home backup: SigenStor backs up your entire home, not just a few essential circuits. That's a meaningful difference when the power goes out.
  • LFP chemistry: Lithium iron phosphate is one of the most stable battery chemistries available. Lower thermal runaway risk compared to NMC alternatives, and a longer cycle life.
  • Energy management: The system learns your usage patterns and adjusts charge and discharge timing automatically. It factors in weather forecasts to keep reserve capacity available.
  • Installed by local licensed electricians: Our team is based on the Sunshine Coast. No subcontractors, no fly-in crews. The same people who quote the job do the install.
  • EV charging: The continuous power output is high enough to charge an electric vehicle from battery storage. Useful if you're running or planning to run an EV.

Get a quote for Sigenergy SigenStor on the Sunshine Coast

We'll look at your existing setup, explain what SigenStor would do for you, and give you a straight quote. No pressure.

Get Your Free Quote