Seer Calculator HVAC
Easily calculate HVAC SEER to evaluate cooling system efficiency with our free online tool, suitable for contractors and energy professionals.

Check It Yourself
About This Tool
The SEER (Seasonal Energy Efficiency Ratio) calculator is a professional online tool designed for HVAC engineers, contractors, and energy consultants. It enables users to input cooling capacity and power consumption data to determine the efficiency of air conditioning units. The calculator supports multiple units, automatically converts inputs, and delivers accurate SEER values instantly. This tool helps users evaluate system performance, ensure compliance with energy standards, and estimate operational costs.
Designed for simplicity and accuracy, the calculator provides clear results and optional graphical insights. It is especially useful during system design, performance audits, and regulatory compliance processes. Users benefit from a straightforward workflow: enter data, select units, click the calculate button, and view the outcome. Advanced users can leverage additional features like history tracking, exporting results, and multi-language support to enhance their workflow.
Whether you're a technician checking an existing system or an engineer designing a new HVAC setup, this tool offers a fast and effective way to assess energy efficiency, helping optimize performance and reduce operational costs.
How to Use
1. Enter the cooling capacity in BTU/hr or kW.
2. Enter the power consumption in Watts or kW.
3. Select corresponding units for each input.
4. Click the 'Calculate' button.
5. View the SEER result displayed below. Use options to copy or export as needed.

FAQs/Additional Resources
Find Quick Answers
What is SEER in HVAC systems?
How do I calculate SEER manually?
What units can I use for input data?
Is this calculator applicable for all HVAC systems?
Can I save or share my results?
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