Calculators

These tools are designed to help residential members analyze their home’s energy usage and to plan for improved energy efficiency.

  • billing insights
    billing insights
    Billing Insights breaks down your energy usage by including your actual REC bills in its calculations. Learn how much you can save just by making a few changes.
  • Space Heater Calculator
    Space Heater Calculator
    Demonstrates the potential costs of operating electric space heaters.
  • c-f-l calculator
    CFL Calculator
    Compares the purchase price and cost to operate compact fluorescent lamps vs. incandescent lights.
  • appliance calculator
    Appliance Calculator
    How much does it really cost to use the appliances in your home? Here's a quick way to get a feel for what your home's appliances cost to operate.
  • T-V calculator
    TV Calculator
    Compares the energy use and cost of LCD, DLP, plasma, and traditional tube televisions.
  • Vampire Calculator
    Vampire Calculator
    Choose the number of items in your home that are off, but still plugged in.