Thermal pepala khadi ndi mankhwala apamwamba, ndi mtundu wa kutentha tcheru kusindikiza malemba ndi zithunzi pepala wapadera. Amagwiritsidwa ntchito kwambiri muzamalonda, zamankhwala, azachuma ndi mafakitale ena abilu, zolemba ndi zina.
Khadi la pepala lotentha ndi pepala lapadera lomwe limagwiritsa ntchito ukadaulo wamafuta kusindikiza zolemba ndi zithunzi. Zili ndi ubwino wothamanga mofulumira kusindikiza, kutanthauzira kwakukulu, palibe chifukwa cha makatiriji a inki kapena ma riboni, madzi osakanizidwa ndi mafuta, komanso nthawi yayitali yosungirako. Amagwiritsidwa ntchito kwambiri m'mafakitale amsika, makamaka azamalonda, azachipatala ndi azachuma, kupanga mabilu, zolemba, ndi zina.