Updated: 2026-08-04
Is outlet installation or lighting replacement safe to DIY? When to call an electrician
A simple safety guide for separating what you can check yourself from electrical work that needs a qualified technician.
Read the guideLicensed electricians for safe and reliable installations.

Electrical work such as adding outlets, replacing lights, or installing a dedicated aircon circuit should be handled by qualified staff. We inspect the site across Aichi, Gifu, and Mie and explain the required work and cost before starting.
| Criteria | DIY | Typical specialist | Tokai Home Everything |
|---|---|---|---|
| Safety | Risk of shock or fire | May require separate contractors | Qualified staff confirm the required scope |
| Combined work | Not suitable | Often electrical work only | Aircon and cleaning can be arranged together |
| Explanation | Self-assessment | May use technical terms | Explanation in English or Japanese |
Nagoya, Aichi
A dedicated circuit was required for a new aircon installation. We checked the distribution board and installation point, explained the cable route, and completed the work. The aircon installation and electrical work were completed in one coordinated visit.
Final pricing is confirmed after on-site assessment. Any additional costs are always explained beforehand.
* Tax included. Varies by model and condition.
Updated: 2026-08-04
A simple safety guide for separating what you can check yourself from electrical work that needs a qualified technician.
Read the guide