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Both calculators run independently — change the inputs on either side to compare results.

Refrigeration COP Calculator

Calculate the Coefficient of Performance (COP) of a refrigeration or air-conditioning system from its cooling load and compressor work. Use it to compare refrigeration system efficiency or verify measured operating data.

Cooling Load (W)

Compressor Work Input (W)

Fill in the required fields to see your result.

Thermodynamics

Heat Transfer Rate Calculator

Calculate the steady-state rate of heat conduction through a flat material using Fourier's Law. Useful for sizing insulation, designing walls, and analyzing thermal resistance in building and mechanical engineering.

Thermal Conductivity (W/m·K)

Area (m²)

Temperature Difference (K)

Material Thickness (m)

Fill in the required fields to see your result.

Key differences

	Refrigeration COP Calculator	Heat Transfer Rate Calculator
Category	Thermodynamics	Thermodynamics
Inputs required	2	4
Result	Coefficient of Performance (COP)	Heat Transfer Rate (W)
What it does	Calculate the Coefficient of Performance (COP) of a refrigeration or air-conditioning system from its cooling load and compressor work. Use it to compare refrigeration system efficiency or verify measured operating data.	Calculate the steady-state rate of heat conduction through a flat material using Fourier's Law. Useful for sizing insulation, designing walls, and analyzing thermal resistance in building and mechanical engineering.