Battery bank sizing API

Sizes the required battery capacity (Ah) for a daily load given autonomy days, depth-of-discharge and temperature derate, and the parallel-battery count. Answers 'How many amp-hours of battery do I need for off-grid autonomy?', 'How many batteries in parallel?'.

Price$0.06per request

MethodPOST

Route/v1/electrical/battery-bank-sizing

StatusLive

MIME typeapplication/json

Rate limit120/minute

Cache0s public

electricalbatterybanksizingoff-gridautonomydepth-of-dischargesolar

API URLhttps://x402.hexl.dev/v1/electrical/battery-bank-sizing

Integration docs

Example request

{
  "dailyLoadWh": 2400,
  "systemVoltageV": 48,
  "autonomyDays": 2,
  "depthOfDischarge": 0.5,
  "batteryAh": 100
}

Example response

{
  "dailyLoadWh": 2400,
  "systemVoltageV": 48,
  "autonomyDays": 2,
  "depthOfDischarge": 0.5,
  "temperatureDerate": 1,
  "dailyLoadAh": 50,
  "requiredCapacityAh": 200,
  "requiredCapacityWh": 9600,
  "formula": "Ah = (Wh/V * days) / (DoD * derate)",
  "batteryAh": 100,
  "batteriesInParallel": 2
}

Input schema

{
  "type": "object",
  "required": [
    "dailyLoadWh",
    "systemVoltageV"
  ],
  "properties": {
    "dailyLoadWh": {
      "type": "number",
      "examples": [
        2400
      ]
    },
    "systemVoltageV": {
      "type": "number",
      "examples": [
        48
      ]
    },
    "autonomyDays": {
      "type": "number",
      "examples": [
        2
      ]
    },
    "depthOfDischarge": {
      "type": "number",
      "examples": [
        0.5
      ]
    },
    "temperatureDerate": {
      "type": "number",
      "examples": [
        1
      ]
    },
    "batteryAh": {
      "type": "number",
      "examples": [
        100
      ]
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}