Reviewed 2026-08-08 · Document Structured AU evidence v1
Very good
Guarantee & backbone
About this document
review.solar’s plain-language summary of the manufacturer’s warranty terms as at the review date. Not a legal instrument: verify current terms with the manufacturer before making a claim.
10yr
Warranty period
80%
Capacity at end of term
Parts only
Coverage
Capacity guarantee: minimum retained at year 10
Rated capacity (reference)Guaranteed floor: 80.0% at yr 10
No year-by-year capacity schedule is published for this product - the manufacturer guarantees only this end-of-term minimum, not a specific decline curve.
The guarantee
Product warranty: 10 years
Capacity endpoint: 80%
Throughput condition
Degradation shape
Manufacturer remedy
Labour
Freight
+ 1 more on page 2
What voids or limits it
Labour
Freight
Removal and reinstallation
How to claim
Start with the original installer or the manufacturer's Australian support channel. Full summary, conditions and sources: page 2.
Page 2 · Complete warranty summarysonnen sonnenBatterie Evo 10 kWh
Warranty period
Product warranty: 10 years
The current Australian manufacturer terms provide a 10-year product warranty, subject to the registration, use and claim conditions shown below.
Capacity endpoint: 80%
The sourced performance terms publish 80% retained capacity at the applicable warranty endpoint.
Throughput condition
>=5 MWh warranted per kWh usable (or >=5000-cycle equivalent)
Degradation shape
End-point only: minimum capacity at end of warranty term
What’s covered
Manufacturer remedy
Repair or replacement with new or refurbished product at sonnen's discretion, subject to Australian Consumer Law.
Labour
Covered transport, travel, and labour are capped together at AUD 200.
Freight
Covered transport, travel, and labour are capped together at AUD 200.
Removal and reinstallation
No uncapped removal and reinstallation entitlement is stated.
Exclusions
Labour: Covered transport, travel, and labour are capped together at AUD 200.
Freight: Covered transport, travel, and labour are capped together at AUD 200.
Removal and reinstallation: No uncapped removal and reinstallation entitlement is stated.
Transferability
Prior written sonnen consent is required; consent will not be unreasonably withheld.
How to make a claim
Start with the original installer or the manufacturer's Australian support channel. Commissioning evidence, authorised installation, internet connectivity, and remote software updates are warranty conditions.
Source reference
DocumentCurrent exact-family Australian manufacturer warranty terms