AGM Battery Bank Economics
Battery
Usage
Charger
Compare battery spend per year for two AGM house-bank choices using depth of discharge, trips per year, calendar age, and the power-law cycle model.
Cycle model: N(d) = K * d^-b.
- Default fit: Victron AGM Deep Cycle data, 1500 cycles at 30%, 600 at 50%, 400 at 80% Depth of Discharge.
Option A
100% Depth of Discharge
OK
Option B
50% Depth of Discharge
OK