Warm plug heater risk
Plug gets warm with a heater
What a warm plug, melted fuse carrier or hot extension lead means when running temporary electric heaters.
Safety boundary: this guide is for early planning only. It does not inspect hidden wiring, sign off an installation or replace a competent electrician.
Stop treating it as normal
A plug, fuse carrier, socket or lead that is warm, hot, soft, melted or discoloured needs attention before more high-load use.
Load may only be part of it
The heater load could be near the rating, but loose contacts, damaged plugs, poor lead rating or long sustained use can also create heat.
Send the facts
Use the photo setup audit pack to collect visible labels, plug/socket evidence and load numbers for a competent person rather than guessing from memory.
Equipment next step: if the load plan is realistic, compare heater types after the electrical issue is checked and keep the calculation trail with your site notes.