Side-by-side reliability

Generac Evolution 2 controller board vs Generac Guardian 18kW whole-house

Compare reliability signal, data confidence, common failures, typical age, and reported repair cost. Warranty window reference: 24–24 months depending on category.

Model A

Generac Evolution 2 controller board

Reliability signal — · Insufficient data · data confidence Very Low

1 failure reports · Insufficient data · Very Low confidence

Most common failure: Controller board scorched after ant infestation (Wiring Error)
Typical failure age: —
Median repair cost: $400
Highest reported repair: $400

Median months

—

% mfr warranty

After warranty reports

Avg repair cost

$400

Top failure categories