Geysers, stoves and other fixed electrical equipment can stop working because of the appliance itself or because of the supply feeding it. T.Wise diagnoses both sides of the problem so the correct repair can be made.
A geyser that is not heating may have an electrical supply issue, a control problem or a failed component. Similar logic applies to stoves and hard-wired equipment: the visible symptom does not always identify the root cause.
We check the relevant circuit, isolators, protection and equipment connections before recommending the next step. Where the fault involves a component outside the electrical scope, the client can be advised accordingly instead of paying for unrelated electrical work.
For renovations and equipment replacements, we can also assess whether the existing supply and connection arrangement is suitable for the new installation.

What this service can include
- Geyser electrical repairs
- Stove electrical repairs
- Isolator and supply faults
- Thermostat and element diagnosis
- Hard-wired equipment connections
- Associated circuit repairs
Residential and commercial applications
T.Wise supports suitable residential, commercial and managed-property work. The exact scope is based on the condition of the existing system, the required outcome and any operational constraints at the site. A home repair may be completed in one visit, while a commercial upgrade may need to be planned in stages to limit disruption.
Service coverage across Gauteng
This service is available across our primary Gauteng coverage area, including Pretoria, Pretoria East, Pretoria West, Pretoria North, Centurion, Midrand, Johannesburg and Sandton. Surrounding areas can be considered according to project scope.