1. What is a Heat Output Calculator?

Definition: This calculator converts heat output from BTU/h (British Thermal Units per hour) to kilowatts (kW).

Purpose: It helps HVAC professionals, engineers, and technicians convert between these common units of heat measurement.

2. How Does the Calculator Work?

The calculator uses the formula:

Where:

• \( P_{kW} \) — Power in kilowatts (kW)
• \( Q_{btu} \) — Heat output in British Thermal Units per hour (BTU/h)

Explanation: 1 kW is equivalent to 3412 BTU/h, so dividing BTU/h by this conversion factor gives the equivalent in kW.

3. Importance of Heat Output Conversion

Details: Converting between these units is essential when working with equipment specifications, energy calculations, or comparing systems that use different measurement standards.

4. Using the Calculator

Tips: Simply enter the heat output value in BTU/h and the calculator will provide the equivalent in kW.

5. Frequently Asked Questions (FAQ)

Q1: Why is the conversion factor 3412?
A: This is the exact conversion factor between BTU/h and kW, derived from the relationship between these units of power.

Q2: When would I need to convert BTU/h to kW?
A: Common situations include comparing HVAC equipment specifications, calculating electrical equivalents for heating systems, or working with international standards.

Q3: Can I convert kW back to BTU/h?
A: Yes, simply multiply kW by 3412 to get BTU/h.

Q4: Is this calculator accurate for all temperatures?
A: Yes, the conversion is a direct mathematical relationship that doesn't depend on temperature.

Q5: What's a typical BTU/h rating for residential heating?
A: Residential furnaces typically range from 40,000 to 150,000 BTU/h (11.7 to 44 kW).