This document contains complete research data and supporting information in paper "Physical Origin of Temperature Induced Activation Energy Switching in Electrically Conductive Cement" that has been published in the journal of Advanced Science. The research data contains complete results of thermodynamic modelling, microstructural characterisation, and mathematical deductive process for automation algorithm development. The supporting information contains the associated methods and methodologies to produce the research data. Contents in supporting information include: SI – 1. Materials and mix design SI – 2. Fabrication process SI – 3. Thermal cycle configurations SI – 4. Electrochemical impedance spectroscopy (EIS) SI – 5. Variation in moisture content during thermal cycle SI – 6. Chemical equilibria of simulated pore solution SI – 7. Thermodynamic modelling SI – 8. Calculation of electrical parameters SI – 9. Calculation of activation energies 24 SI – 10. Meyer–Neldel Rule (MNR) validation SI – 11. Microstructural characterization SI – 12. Development of electrical conductivity through curing age SI – 13. Effect of temperature and fibre content on impedance behaviours SI – 14. Thermally induced alteration in the architecture of conduction pathways SI – 15. Determination on ionic and electronic conductivity percentages SI – 16. Solving process of environmental susceptibility χ for automation Contents in research data include: 1. Complete data of impedance response of all the samples through curing ages 2. Complete data of thermodynamic modelling outputs