kW to BTU Calculator

A cooling and heating capacity converter for engineers who need kW to BTU/h, kW to TR, and related HVAC capacity conversions.

Inputs

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Formula logic, assumptions, limits, and worked-use guidance for this calculator.

How this tool helps

Use this for quick HVAC capacity checks, equipment schedule review, chiller comparisons, and converting manufacturer data between kW, BTU/h, and TR.

Calculation methodology

BTU/h = kW x 3412.142. TR = kW / 3.517. kcal/h = kW x 860.421.

View full methodology notes

Assumptions and limits

This is a planning-level calculator. Final decisions should be checked against approved project standards, local authority requirements, manufacturer data, and qualified engineering review.

Version history

  • v1.3.7-prelaunch: Added for high-intent kW to BTU, kW to TR, and HVAC conversion searches.