Battery bank layout (series and parallel counts) and runtime from load, voltage,...

{ "method": "GET", "queryParams": { "batteryAh": 100, "batteryVoltageV": 12, "depthOfDischargePct": 50, "efficiencyPct": 90, "loadW": 500, "runtimeHours": 5, "systemVoltageV": 24 }, "type": "http" }

{ "example": { "asOf": "2026-10-21T06:22:27.940Z", "bankAh": 300, "bankVoltageV": 24, "bankWh": 7200, "batteriesInSeries": 2, "batteryDrawCurrentA": 23.14815, "degraded": false, "depthOfDischargePct": 50, "dischargeRateC": 0.07716, "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.", "efficiencyPct": 90, "loadWattHoursNeeded": 2500, "notChecked": [ "Peukert effect (high discharge rates reduce usable capacity)", "temperature, ageing and charge-rate limits", "…2 more" ], "parallelStrings": 3, "reasons": [ "Series count = 24 V / 12 V = 2; bank amp-hours = 100 x 3 parallel = 300 Ah at 24 V.", "Runtime = bank Wh x depth of discharge x efficiency / load.", "…1 more" ], "runtimeHours": 6.48, "runtimeMinutes": 388.8, "source": "computed locally (Wh = V x Ah; usable = Wh x DoD; runtime = usable x efficiency / load)", "summary": "2 in series x 3 parallel = 6 batteries (7200 Wh); runs 500 W for about 6.48 hours at 50% depth of discharge.", "totalBatteries": 6, "usableWh": 3600, "usableWhPerString": 1200, "verdict": "BANK_SIZED" }, "type": "json" }