{
  "provider": {
    "name": "CalculateEnergySavings.com",
    "source_url": "https://calculateenergysavings.com/",
    "terms_url": "https://calculateenergysavings.com/api-terms/",
    "terms_version": "2026-08-25"
  },
  "id": "solar-battery",
  "name": "Rooftop Solar and Battery Calculator",
  "description": "Screen annual solar and battery bill value using production, load, storage capacity, cycling, efficiency, export credit, and project-cost assumptions.",
  "status": "published",
  "callable": true,
  "version": "1.0.0",
  "url": "https://calculateenergysavings.com/calculators/solar-battery/",
  "methodology_url": "https://calculateenergysavings.com/calculators/solar-battery/#methodology",
  "api_url": "https://calculateenergysavings.com/api/v1/calculators/solar-battery",
  "calculate_url": "https://calculateenergysavings.com/api/v1/calculators/solar-battery/calculate",
  "input_schema": {
    "type": "object",
    "additionalProperties": false,
    "properties": {
      "annualLoadKwh": {
        "type": "number",
        "default": 12000
      },
      "annualSolarProductionKwh": {
        "type": "number",
        "default": 10000
      },
      "directSolarUsePercent": {
        "type": "number",
        "default": 55
      },
      "batteryUsableCapacityKwh": {
        "type": "number",
        "default": 10
      },
      "batteryCyclesPerYear": {
        "type": "number",
        "default": 250
      },
      "roundTripEfficiencyPercent": {
        "type": "number",
        "default": 88
      },
      "exportCreditPercent": {
        "type": "number",
        "default": 50
      },
      "electricityRate": {
        "type": "number",
        "default": 0.12
      },
      "annualMaintenanceSavings": {
        "type": "number",
        "default": 0
      },
      "installedCost": {
        "type": "number"
      },
      "incentiveAmount": {
        "type": "number",
        "default": 0
      },
      "projectLife": {
        "type": "number",
        "default": 15
      },
      "discountRatePercent": {
        "type": "number",
        "default": 7
      },
      "energyEscalationPercent": {
        "type": "number",
        "default": 2.5
      }
    }
  },
  "example_inputs": {
    "annualLoadKwh": 12000,
    "annualSolarProductionKwh": 10000,
    "directSolarUsePercent": 55,
    "batteryUsableCapacityKwh": 10,
    "batteryCyclesPerYear": 250,
    "roundTripEfficiencyPercent": 88,
    "exportCreditPercent": 50,
    "electricityRate": 0.12,
    "annualMaintenanceSavings": 0,
    "installedCost": "",
    "incentiveAmount": 0,
    "projectLife": 15,
    "discountRatePercent": 7,
    "energyEscalationPercent": 2.5
  },
  "source_url": null,
  "formulas": [],
  "disclaimer": "Screening estimate only. Verify measurements, assumptions, tariffs, equipment constraints, and applicable requirements before making a project or purchasing decision."
}