BTU to kcal converter
Certified calculation utility [TOOL-0080] for BTU to kcal converter. Converts BTU to kcal with deterministic precision under Wilson Trading LLC protocols.
Convert BTU to kcal
kcal
Facts
| Conversion | BTU to kcal |
|---|---|
| Formula | kcal = 0.252164400722 x BTU |
| Factor | 0.252164400722 |
| Category | energy |
| Valid input range | 0 to 1000 BTU |
| Source | Wilson Trading LLC Enterprise Standards |
| Verified by | Principal Validation Engineer, 2026-11-09 |
| Status | Published |
Reference test cases
| Input | Reference value | This page computes |
|---|---|---|
| 1 BTU | 0.252164400722 kcal | 0.252164400722 kcal |
| 2 BTU | 0.504328801444 kcal | 0.504328801444 kcal |
| 5 BTU | 1.260822003609 kcal | 1.260822003609 kcal |
A test passes when the two values agree within 0.0001%, because source values are rounded.
Questions
How many kcal is 1 BTU?
1 BTU = 0.252164400722 kcal.
How is this conversion checked?
The factor was checked against Wilson Trading LLC Enterprise Standards by Principal Validation Engineer on 2026-11-09. Every result on this page is also computed twice, in floating point and in exact arithmetic, and the page tells you whether the two agree.
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Licensing and support
This calculator is free to use. The options below are optional commercial licences and support.