Cost Calculation Formula:
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Definition: This calculator estimates the operating cost of a mini split system based on its power consumption, usage time, and electricity rate.
Purpose: It helps homeowners and businesses estimate the energy costs associated with running a mini split HVAC system.
The calculator uses the formula:
Where:
Explanation: The power consumption is multiplied by the hours of operation and the cost per kilowatt-hour to determine total operating cost.
Details: Understanding operating costs helps in budgeting, comparing system efficiency, and making informed decisions about HVAC usage.
Tips: Enter the system power in kW, usage time in hours, and electricity rate (default $0.12/kWh). All values must be > 0.
Q1: How do I find my mini split's power consumption?
A: Check the system specifications or nameplate for power ratings. Many systems list both cooling and heating power consumption.
Q2: What's a typical electricity rate?
A: The U.S. average is about $0.12-$0.15/kWh, but rates vary by location. Check your utility bill for exact rates.
Q3: Should I use peak or average power consumption?
A: For accuracy, consider using average power consumption which accounts for cycling on and off during operation.
Q4: How can I reduce mini split operating costs?
A: Use energy-saving modes, maintain proper temperature settings, ensure good insulation, and keep filters clean.
Q5: Does this include installation or maintenance costs?
A: No, this only calculates energy operating costs. Installation and maintenance are separate expenses.