Electrical Panel Upgrade in Prague: 2026 Costs & Guide

What Does an Electrical Panel Upgrade in Prague Cost?

An electrical panel upgrade in Prague typically costs between 15 000 and 45 000 Kč, depending on the size of your flat or house, the number of circuits, and whether your existing wiring needs modifications. For older panel buildings (paneláky) or pre-war apartments where the original fuse box has never been replaced, costs can reach 50 000–60 000 Kč if significant rewiring is also required.

If you're an expat living in Prague and your lights flicker, breakers trip regularly, or your fuse box still uses old porcelain fuses (called "pojistky" in Czech), upgrading your electrical panel — known as a rozvaděč or elektroměrový rozváděč — is one of the most important investments you can make for safety and convenience.

Why Would You Need an Electrical Panel Upgrade?

Most Prague apartments, especially those built before 1990, were wired for a much lower electrical load than modern households demand. Back then, no one anticipated induction hobs, electric ovens, air conditioning units, heat pumps, EV chargers, and the dozens of devices we plug in today. The original panel simply cannot handle it safely.

Common signs you need an upgrade include:

Frequent breaker trips — especially when running multiple appliances at once
Old porcelain or wire fuses — these are unreliable and no longer meet current safety standards
Burning smell or discolouration around the panel — a sign of overheating connections
You're adding a major appliance — air conditioning, heat pump, EV charger, or electric hob
Your insurer or revision technician flagged it — a failed revizní zpráva (revision report) often cites an outdated panel
You're renovating — any significant apartment renovation is the ideal time to upgrade

An outdated electrical panel isn't just inconvenient — it's a genuine fire risk. If your panel still has the old-style round fuses or lacks a proper RCD (residual current device, called proudový chránič in Czech), a qualified electrician should assess it.

Electrical Panel Upgrade Costs: Full Breakdown

Here's what you can expect to pay in Prague in 2026. These are market ranges based on typical residential jobs — your actual cost will depend on the specifics of your property.

Small Apartment (1+kk to 2+kk)

Panel replacement with modern circuit breakers: 15 000–25 000 Kč
Typically 6–10 circuits
Includes installation of RCD protection

Larger Apartment (3+kk to 4+kk)

Panel upgrade with expanded capacity: 25 000–38 000 Kč
Typically 10–16 circuits
May include adding dedicated circuits for high-draw appliances

House or Villa

Full panel upgrade, potentially multi-panel: 35 000–60 000 Kč
16–24+ circuits across multiple floors
May require coordination with PREdistribuce (Prague's distribution grid operator) for increased supply amperage

Additional Costs to Budget For

Revision report (revizní zpráva): 2 000–5 000 Kč — required after the work is completed
Increasing your main supply amperage: Application fee to PREdistribuce (or the relevant regional distributor) plus potential connection work — varies, but budget 3 000–10 000 Kč
Partial rewiring from panel to first junction boxes: 5 000–15 000 Kč depending on scope
Surge protection (svodič přepětí): 2 000–4 000 Kč installed — recommended for houses

Always ask for an itemised quote that separates labour, materials, and any additional work so you can compare offers fairly.

What Happens During an Electrical Panel Upgrade?

Understanding the process helps you plan and avoids surprises on the day. Here's the typical sequence:

Assessment: The electrician inspects your current panel, counts circuits, checks wire conditions, and measures your supply amperage.
Design & quote: They propose a new panel layout — how many breakers, whether you need RCDs per circuit or zone, and if your supply amperage is sufficient.
Grid coordination (if needed): If you need more than your current allocated amperage (common if upgrading from 25A to 32A or higher), the electrician or you must apply to the distribution company.
Installation: Power is switched off at the main breaker. The old panel is removed and the new one is mounted, wired, and labelled. For a standard apartment, this takes 4–8 hours.
Testing: Each circuit is tested for correct wiring, insulation resistance, and RCD function.
Revision report: A qualified revision technician (revizní technik) inspects the completed work and issues a revizní zpráva. This document is essential for insurance validity and may be required by your SVJ (building association).

During installation, your electricity will be off for most of the day. Plan accordingly — especially if you work from home.

Electrical Panel Upgrade in a Prague Panelák: Special Considerations

If you live in a panel building (panelák), which many Prague expats do, there are a few extra things to know:

The main panel may be in a shared corridor. Your apartment typically has a sub-panel inside, but the main fuses and meter sit in a communal box on the landing. Upgrading the internal panel is straightforward, but touching the communal panel requires coordination with the SVJ and the distribution company.
Aluminium wiring. Many paneláky from the 1960s–1980s have aluminium wiring (not copper). An electrician can connect a new panel to existing aluminium cables using proper terminals, but they should flag if the wiring itself is degraded and needs replacement.
SVJ approval. Replacing your internal panel usually doesn't need SVJ permission. However, if the work involves the shared corridor panel or increasing your supply amperage, check with your SVJ committee first.

How to Find the Right Electrician in Prague

Electrical panel work is not a DIY job under any circumstances. In the Czech Republic, electrical installations must be carried out by a qualified professional, and the completed work must be signed off with a revision report. Here's how to find someone reliable:

What to Check Before Hiring

Trade licence (živnostenský list): Electrical work is a regulated trade (řemeslná živnost) in Czechia. The electrician must hold the appropriate qualification.
IČO (company registration number): Ask for this and verify it on ares.gov.cz, the official Czech business register.
Revision report capability: Some electricians can issue revision reports themselves; others will arrange a separate revision technician. Clarify this upfront.
References and photos of previous panel installations: A well-organised, clearly labelled panel is a sign of a professional who takes pride in their work.

Get Multiple Quotes

Prices vary significantly between electricians in Prague. Getting at least three quotes lets you compare not just price but also what's included — materials, revision report, cleanup, and any guarantee on the work. Make sure each quote is in writing and itemised.

Language Barrier

If you don't speak Czech, finding an English-speaking electrician can be a challenge. Many skilled Czech electricians speak limited English, so having a Czech-speaking friend help with communication — or using a platform that connects you with tradespeople accustomed to working with expats — makes the process much smoother.

Do You Need a Permit for an Electrical Panel Upgrade?

In most cases, replacing an electrical panel inside your apartment does not require a building permit (stavební povolení). It's classified as maintenance or like-for-like replacement. However, there are exceptions:

Increasing supply amperage requires an application to your electricity distributor (PREdistribuce in Prague, E.ON or ČEZ in other regions).
Listed buildings (kulturní památka) may have additional requirements for any work affecting the building's infrastructure.
Major rewiring combined with a panel upgrade during a full renovation may fall under notification or permit requirements depending on scope.

When in doubt, your electrician should be able to advise on what paperwork is needed — or you can check with the local building authority (stavební úřad).

Electrical Panel Upgrade vs. Full Rewiring: Do You Need Both?

A panel upgrade and a full rewiring are different jobs, though they're often done together during renovations. Here's the distinction:

Panel upgrade only: Replaces the fuse box with modern circuit breakers and RCDs while keeping existing wiring. Suitable when the wiring is in reasonable condition but the panel is outdated.
Full rewiring + panel upgrade: Replaces all cables throughout the property plus the panel. Necessary when wiring is degraded, undersized, or aluminium that's past its safe lifespan.

A good electrician will assess your wiring condition during the initial inspection and recommend honestly whether a panel-only upgrade is sufficient or if rewiring is needed too. If your property was wired after roughly 2000 with copper cables, a panel upgrade alone is often enough.

Post Your Job on TraderPoint

If you need an electrical panel upgrade in Prague, you can find an electrician on TraderPoint. Post a description of your job — the size of your flat or house, what's currently in the panel, and what prompted the upgrade — and receive quotes from electricians who work in your area. TraderPoint verifies traders' phone numbers and email addresses, and traders can optionally add their IČO so you can check it against the Czech business register.

Key Takeaways

An electrical panel upgrade in Prague typically costs 15 000–45 000 Kč for an apartment, more for a house
Old porcelain fuses, frequent breaker trips, and adding major appliances are all strong reasons to upgrade
A revision report (revizní zpráva) is required after the work — budget 2 000–5 000 Kč
Panelák residents should check for aluminium wiring and coordinate with their SVJ if communal panels are involved
Always get at least three written, itemised quotes and verify the electrician's IČO on ares.gov.cz
A building permit is usually not needed for a panel replacement, but increasing supply amperage requires a distributor application