Written by Chris · Licensed Level 2 ASP Electrician · Licence 397193C · Published 8 November 2026

What Are the Electrical Requirements for a Bakery in Sydney?

What are the electrical requirements for a bakery in Sydney? A bakery needs dedicated circuits for deck ovens, proving cabinets and mixers, RCD protection throughout wash down and production areas, reliable refrigeration power for dough and finished stock, and enough switchboard capacity to run baking, refrigeration and front of house equipment together without nuisance tripping. Fitting out a bakery in a shell that previously held a different kind of retail business is one of the most common ways equipment ends up underpowered before opening day.

1. Dedicated circuits for ovens, proving cabinets and mixers

A bakery's deck or rack oven is usually the single largest electrical load on site, running for long continuous periods at high temperature, and it needs a dedicated circuit sized specifically for that demand rather than shared with general kitchen power. Proving cabinets, spiral mixers and dough dividers each add their own meaningful load, and planning circuits around the bakery's actual equipment list avoids the nuisance tripping that comes from treating a commercial kitchen like a domestic one.

Equipment that cycles on and off throughout a production run, such as a mixer under load, can also cause voltage fluctuation that affects more sensitive equipment nearby, so keeping heavy cycling loads on their own circuits helps the whole kitchen run more predictably.

2. Reliable power for dough and finished stock refrigeration

Dough retarders, proving cabinets held at controlled temperature, and cool rooms for finished stock all depend on consistent power, and losing that circuit to a tripped breaker elsewhere in the kitchen can mean a ruined batch or spoiled stock. These circuits are best wired separately, clearly labelled at the switchboard, and kept away from circuits that are regularly switched off during cleaning or maintenance.

Bakeries running overnight production, which is common for a business supplying stock for the morning trade, should treat refrigeration reliability as a genuine priority rather than an afterthought, since a fault discovered at 4am with no one on site can mean hours of lost production.

3. RCD protection in production and wash down areas

Dough preparation benches, mixing areas and any part of the kitchen regularly exposed to water, flour slurry or hosing down need RCD protection and correctly rated, water resistant equipment, the same principle covered in our guide to wash down areas and commercial kitchens. A bakery's cleaning routine, particularly around mixers and ovens at the end of a production run, puts these areas squarely into genuine wet area territory rather than an occasional spill.

Front of house display cabinets and point of sale equipment sit in a different, drier zone and can usually be planned with standard retail circuits, provided the two areas are clearly separated when the switchboard is designed.

4. Switchboard capacity and three phase power

A small bakery running a single domestic style deck oven and a counter mixer can sometimes manage on single phase power, provided the switchboard has genuine spare capacity. Most working bakeries running a proper deck or rack oven, a spiral mixer and dedicated refrigeration together benefit from an upgrade to three phase power, which handles these combined heavier loads far more comfortably than forcing everything through a single phase connection.

This is worth assessing before signing a lease, since the cost and timeline of a power supply upgrade can genuinely affect whether a particular shopfront suits a working bakery at all.

5. Ventilation, heat and equipment placement

Ovens generate significant ambient heat, and switchboards, socket outlets and sensitive equipment should be positioned away from direct heat exposure rather than squeezed into the same alcove as the oven bank for convenience. Good equipment placement planning, including where refrigeration, benches and ovens actually sit relative to the switchboard, is covered in general terms in HD Inner West's guide to business and shop service equipment placement, which applies just as well to a bakery as any other equipment heavy retail fit out.

If your bakery is considering a new connection application, it is worth taking a moment to check your network area in seconds with our postcode checker, since Ausgrid and Endeavour Energy handle new and upgraded connections differently.

6. Planning for equipment growth

Successful bakeries tend to add equipment over time, a second oven deck, additional proving capacity, or a larger mixer for growing wholesale orders, and a switchboard with no spare capacity turns every one of those additions into an expensive retrofit. Planning genuine headroom into the original fit out, even where it costs a little more upfront, is almost always cheaper than a switchboard upgrade once the business is already trading.

Why it's Level 2 ASP work

Standard circuit and switchboard work within an existing single phase supply sits with a licensed electrician. It becomes Level 2 ASP work once the bakery's genuine demand exceeds what the existing connection can safely deliver, which is common once oven, mixer and refrigeration loads are all added together. Getting this assessed before signing a lease avoids an expensive surprise partway through the fit out.

How High Demand Electrical helps

High Demand Electrical is a licensed local team, not a call centre, servicing bakery and food production fit outs for businesses across Sydney's West, South West and Sutherland Shire. We assess your actual equipment list, from ovens and mixers through to refrigeration and front of house fittings, design dedicated circuits where spoiled stock or a ruined batch is the real cost of getting it wrong, and give you a straight answer on whether a switchboard upgrade or three phase connection makes sense before you commit to a lease. If your bakery also needs full commercial electrical compliance certification before opening, we can scope that in the same visit.

Get a Fit Out Electrical Quote

If you are fitting out a bakery in Sydney, talk to High Demand Electrical before you order ovens or sign a lease. Get a Fit Out Electrical Quote or call 0402 559 777. Every job needs a site assessment before scope or pricing can be confirmed.