Man at window with sonnenBatterie hybrid

Making electricity simple. sonnenFlat

Plug into the sonnenCommunity with sonnenFlat. The flat-rate energy plan combines your solar system and sonnenBatterie to offer a complete energy package, giving you the bill certainty you have always wished for... from clean, renewable energy. 

Energy packages to suit your household needs.

City

$49/Month

4,000kWh

Annual household

usage allowances

3kWp

Min. solar PV

4kWh

Usable battery capacity

Economy

$49/Month

7,500kWh

Annual household

usage allowances

5kWp

Min. solar PV

8kWh

Usable battery capacity

Family

$59/Month

10,00kWh

Annual household

usage allowances

7.5kWp

Min. solar PV

10kWh

Usable battery capacity

Autonomy

$69/Month

12,500kWh

Annual household

usage allowances

10kWp

Min. solar PV

12kWh

Usable battery capacity

All plans include:

  • sonnenCommunity membership.
  • No-lock in contract.
  • No contract term.
  • Feed-in rate available.
  • Supply charges covered in the monthly flat rate.

Are you eligible?

  • sonnenFlat is currently available in NSW, SA, ACT, VIC, TAS and QLD (Energex region). 
  • Minimum sonnenBatterie size required is 4kWh usable battery capacity.
  • With Essential Energy Network an extra $10 above the standard monthly fee is applied.
  • All prices include GST.
  • Solar feed-in rate: Energy exported above the annual export threshold will be paid at the solar feed-in rate. 
  • Excess usage charges may apply.

How do I join sonnenFlat?

sonnenFlat Batterie Installation

Have a sonnenBatterie.

sign up to sonnenFlat

Sign-up to sonnenFlat.

sonnenFlat say good bye to bill shock

Say goodbye to bill shocks.

$0 energy plans available with a new sonnenBatterie!

sonnenFlat is an energy plan from sonnen that combines your sonnenBatteries with your rooftop solar system to give you a flat fee energy plan. The only energy storage company to deliver energy savings through a fixed monthly power bill. sonnen now offer new customers $0 sonnenFlat monthly fee for the first 24 months when they purchase a sonnenBatterie (min 4 kWh)*. You can receive an upfront credit of up to $1,656 on your sonnenFlat bill to cover your monthly energy fees for the first 24 months sonnenFlat.

*Terms and conditions apply.

sonnenFlat $0 24months

Cut your energy costs with sonnen.

sonnenFlat cuts the cost of your energy bills and gives you independence from conventional energy retailers.

Interested in saving more with clean energy?

* mandatory field

* $0 sonnenFlat packages available to new sonnenBatterie customers located in NSW, SA, VIC and QLD (Energex region) and must sign-up within 30 days of installation. After the 24 months credited period has ended monthly fees will be charged at $49/ $59/ $69 a month dependent on the sonnenFlat energy package which can be found on sonnen.com.au/energy. Excess usage charges may apply.