Electronvolts to BTU Converter
Enter energy in eV, keV, MeV, or GeV to get BTU — or enter BTU to convert back. Uses 1 eV = 1.5185750015×10⁻²² BTU.
Convert Energy
Conversion Result
Enter a value on the left to see the result.
Quick Reference
| Energy (eV) | Scale | BTU equivalent |
|---|---|---|
| 1 eV | 1 electronvolt | 1.5186×10⁻²² BTU |
| 1 keV | X-ray photon | 1.5186×10⁻¹⁹ BTU |
| 1 MeV | Nuclear scale | 1.5186×10⁻¹⁶ BTU |
| 1 GeV | Particle physics | 1.5186×10⁻¹³ BTU |
| 1 TeV | LHC beam | 1.5186×10⁻¹⁰ BTU |
| 6.584×10²¹ eV | 1 BTU equivalent | 1 BTU |
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Summary
Enter energy in eV, keV, MeV, or GeV to get BTU — or enter BTU to convert back. Uses 1 eV = 1.5185750015×10⁻²² BTU.
How it works
- Select the input unit: eV, keV, MeV, or GeV from the dropdown.
- Enter any numeric value — whole numbers, decimals, or scientific notation (e.g. 1.6e6).
- The BTU equivalent appears instantly below.
- Switch to BTU → eV mode for the reverse conversion.
- Click any result field to copy the value to the clipboard.
Use cases
- Cross-reference particle or photon energies from physics into BTU for engineering reports.
- Verify thermal energy equivalences in nuclear or radiation engineering contexts.
- Convert ionization energy or bond dissociation energy from eV to BTU for US-unit calculations.
- Translate MeV-scale nuclear reaction Q-values into BTU for heat-load estimates.
- Check atomic-scale energy values against BTU thresholds in thermodynamics coursework.
Frequently Asked Questions
Last updated: 2026-07-22 ·
Reviewed by Nham Vu