The assessment
How it scores, by category
Market position
The data
Verification & sources
Market context
Global evidencechange in the site menu
Global benchmark. This scorecard is benchmarked globally. A global score does not imply local availability, certification, warranty coverage, or installer compatibility.
Benchmark anchor. Scored model: SUN-BK250 · checked 2026-07-14. Evidence.
Sources & references · checked 2026-07-29
Moderate evidence coverage
13 of 22 scored criteria link directly to a published source.
Values marked estimated, derived, or not found remain visible on the audit sheet and do not carry the same evidential weight as a linked source. Coverage measures direct links, not an independent guarantee that a claim is correct.
- Sourced valuesData card →
- Warranty summary10-year product-warranty claim; detailed terms unpublished →
Show 1 more
- Archived copy of the primary sourcePDF ↗
Evidence timeline
Recorded verification events for this scorecard. These are evidence checks, not historical score snapshots. No change to this product record has been published since the change ledger opened on 2026-08-16.
- Core scorecard evidence checked
- AU market evidence checked
- Series benchmark evidence checked
- Plain-language warranty summary checked
Scored by Solar Analytica Research
Stay across the benchmark.
New scorecards, score changes and market signals, published as they happen.
Our reading
SUN-BK250 scores 70, placing 2 of 8 in the Plug-in ESS class and within 0.2 points of the class leader. Its strongest scoring dimension is capacity & usability (100), running 8.2 points above the class average on this dimension. Connectivity & Ecosystem (51) is the dimension with the most room to move.