Thermal Resistance converter
How much a component's temperature rises per watt it has to shed, the junction-to-ambient figure on every heatsink datasheet.
Converter
Quick pairs
tap to loadOne kelvin per watt in every thermal resistance unit
5 rows| Unit | Symbol | 1 K/W equals |
|---|---|---|
| Degree Celsius per watt | °C/W | 1 |
| Kelvin per kilowatt | K/kW | 1,000 |
| Kelvin per milliwatt | K/mW | 0.001 |
| Degree Fahrenheit hour per BTU | °F·h/BTU | 0.5275279263 |
| Degree Fahrenheit second per BTU | °F·s/BTU | 1,899.100535 |
How the kelvin per watt to degree fahrenheit hour per btu conversion works
Multiply by 0.5275279263 to go from kelvin per watt to degree fahrenheit hour per btu:
°F·h/BTU = K/W × 0.5275279263
Going the other way, multiply by 1.895634241, which is the same as dividing by 0.5275279263.
Questions
How many degree fahrenheit hour per btu are in one kelvin per watt?
One kelvin per watt equals 0.5275279263 degree fahrenheit hour per btu.
Which units does this thermal resistance converter cover?
6 units in total, all referenced to the kelvin per watt. They include kelvin per watt, degree celsius per watt, kelvin per kilowatt, kelvin per milliwatt, degree fahrenheit hour per btu, degree fahrenheit second per btu and more. Pick any pair from the two dropdown lists.
How precise are the results?
Every conversion is computed in your browser at double precision from the factors listed on this page, which follow the SI definitions and the exact international agreements for imperial and US customary units. Use the Decimals control to round the display without changing the underlying value.
Does anything I type leave my device?
No. The converter is plain JavaScript running locally, with no server round-trip, and the page keeps working offline once loaded.