Explore compact all-in-one battery storage systems (without the “marketing fluff”) from two industry leading Aussie brands. Australian made for Australian conditions.

Lithium Ion Phosphate (LiFePO4)

Built for Australian conditions

Flexible input options

Expandable

Black out proof

Aussie weather proof

VPP ready

Cyber-threat detection

Local 10 year warranty

Local support!

Elektrobank 14 by Empower

Manufactured in an Australian owned off-shore facility with final assembly in Melbourne, Victoria, the Elektrobank 14 is Empowers flagship product.

Best for

  • 6 kW to 10 kW solar systems

  • Optimising water heaters and EV chargers

  • Wall mounting

  • Elegant design

Key specifications

  • 14 kWh output and backup

  • 90% Depth of discharge >6000 cycle lifespan

  • 5kW Inverter power

  • 2 MPPT Inputs

Visit Empower

Whispr 7 by PowerPlus Energy

100% Manufactured in Melbourne, VIC, the Whispr 7 is PowerPlus Energy’s first residential energy storage system

Ideal for:

  • 8.75kWh to 10.5kWh solar systems

  • Solar system oversizing up 14kW

  • Expandability

  • Liquid cooled silent operation

  • Off-grid applications

Key tech specs

  • 13.37kW output & backup

  • 95% Depth of discharge, >5000 cycle lifespan

  • 7 kW inverter power

  • 3 MPPT inputs

Visit Power+

Whats one thing we’re even more passionate about at Winter Sun, besides Aussie made solar?

“The Golden Rule”.

Accordingly, we’ve taken the initiative to personally read the online customer reviews of all the brands the Australian Made solar market has to offer. Ultimately, we have chosen to partner exclusively with Empower and PowerPlus Energy as their online reviews demonstrate they’re both Australian Companies with values towards customer service that clearly match our own.