{
 "utility": "Eversource (Connecticut Light & Power)",
 "utility_legal_name": "Connecticut Light & Power Co",
 "eia_id": 4176,
 "state": "CT",
 "state_name": "Connecticut",
 "url": "https://meterwise.app/ct/eversource-connecticut-light-and-power/heat-pump-vs-furnace/",
 "markdown_url": "https://meterwise.app/ct/eversource-connecticut-light-and-power/heat-pump-vs-furnace/index.md",
 "json_url": "https://meterwise.app/data/v1/utilities/ct/eversource-connecticut-light-and-power.json",
 "json_path": "data/v1/utilities/ct/eversource-connecticut-light-and-power.json",
 "updated": "2026-11-10",
 "zip_codes_served": 378,
 "quick_answer": "As of November 2026, for a typical 1,800 sq ft heating oil-heated home on Eversource (Connecticut Light & Power) electricity rates in Connecticut that needs a new furnace and AC: A high-efficiency cold-climate heat pump comes out ahead here even with a high quote: about $24,000 less than a new furnace and AC over 15 years at typical prices, and $1,710 a year less to run.",
 "verdict": "heat pump ahead at any quote",
 "verdict_code": "always",
 "assumptions": {
  "floor_area_sqft": 1800,
  "insulation": "average",
  "scenario": "furnace and AC both need replacing",
  "heating_fuel": "oil",
  "lifetime_years": 15
 },
 "electricity": {
  "price_per_kwh_typical_bill": 0.3017,
  "winter_extra_kwh_price": 0.2921,
  "state_average_per_kwh": 0.277,
  "vs_state_average_pct": 9,
  "source": "utility tariff (U.S. Utility Rate Database)",
  "tariff": "Rate 1 - Residential Electric Service",
  "tariff_effective": "2026-01-01",
  "note": "Electricity: Rate 1 - Residential Electric Service tariff for Eversource (Connecticut Light & Power), effective 2026-01-01, from the U.S. Utility Rate Database, applied tier by tier to the extra kWh."
 },
 "climate": {
  "station": "Hartford Brainard Fld",
  "heating_degree_days": 5620,
  "cooling_degree_days": 914,
  "normals": "NOAA 1991-2020"
 },
 "heating_fuel": {
  "default": "oil",
  "price_per_therm_gas": 1.686,
  "local_mix": {
   "electric": 0.177,
   "gas": 0.331,
   "oil": 0.398,
   "other": 0.033,
   "propane": 0.061
  }
 },
 "heat_pump": {
  "option": "High-efficiency cold-climate heat pump",
  "annual_saving_vs_like_for_like": 1712,
  "break_even_quote_gap": 25679
 },
 "options": [
  {
   "id": "like",
   "option": "New oil furnace + new AC",
   "installed_typical": 15228,
   "installed_low": 10378,
   "installed_high": 18725,
   "rebates": 0,
   "energy_cost_per_year": 3107,
   "electricity_kwh_per_year": 1627,
   "fuel_per_year": "433 gallons",
   "total_15_years": 61829
  },
  {
   "id": "hp",
   "option": "Heat pump (replaces both)",
   "installed_typical": 12972,
   "installed_low": 9024,
   "installed_high": 16920,
   "rebates": 0,
   "energy_cost_per_year": 1794,
   "electricity_kwh_per_year": 6143,
   "fuel_per_year": null,
   "total_15_years": 39889
  },
  {
   "id": "hp_cold",
   "option": "High-efficiency cold-climate heat pump",
   "installed_typical": 16920,
   "installed_low": 12408,
   "installed_high": 22560,
   "rebates": 0,
   "energy_cost_per_year": 1395,
   "electricity_kwh_per_year": 4774,
   "fuel_per_year": null,
   "total_15_years": 37842
  }
 ],
 "rebates_checked": false,
 "rebate_programs": [],
 "license": "https://creativecommons.org/licenses/by/4.0/",
 "citation": "MeterWise, \"Heat pump vs. oil furnace and AC on Eversource (Connecticut Light & Power) rates (CT)\", updated 2026-11-10, https://meterwise.app/ct/eversource-connecticut-light-and-power/heat-pump-vs-furnace/"
}