The tried and tested MIWE roll-in – now with thermal oil. For bakers who also want to consistently rely on the gentle properties of thermal oil for convection baking.
The MIWE thermo roll-in is not a new oven principle. It is the tried and tested MIWE roll-in with a new energy concept. It retains the well-known strengths of the MIWE roll-in convection trolley oven, including MIWE atmospheric baking, MIWE aircontrol, the heat storage wall, ease of use and hygienic design.
The new development is that it is applying these strengths to the thermal oil environment.
Of course, baking trays previously used with the MIWE roll-in can still be used.

The MIWE thermo roll-in combines the well-known strengths of the MIWE roll-in with the advantages of a thermal oil system. The result is not a different type of oven, but a tried-and-tested convection trolley oven with new system benefits – for thermal oil bakers who prefer to focus on one consistent heating method even in this market segment.
Proven MIWE roll-in strengths are retained - now in a new heating mode: thermal oil
Atmospheric baking creates stable conditions in the baking chamber and helps to achieve reproducible product quality.
Fine adjustment of heat transfer and steam efficiency – for precise control of the baking results.
The heat storage wall and thermal oil work together like an effective battery for stable performance in cycles.
Dense, reproducible steam for shine, bloom and crispness – even after multiple batches.
Convection technology is now also available in the thermal oil system – a perfect complement to the deck and trolley ovens.
The MIWE thermo roll-in does not bake in quite the same way as a classic flue gas-heated rack oven, nor a typical thermal oil trolley oven. It remains a convection oven while also offering the gentle properties of thermal oil baking. The difference also lies in the benefits of the system: the heat supply is provided by the central boiler unit. This creates new possibilities in supply, maintenance and expansion – and this is precisely where the added value lies for committed thermal oil bakers.
Rather than generating heat individually in each oven, think in terms of the entire system..
The central boiler unit can be placed elsewhere, reducing the strain on the bakehouse.
Away from the flour-filled bakery, the burner can operate under more favourable conditions.
The system can be expanded as more thermal oil-heated ovens are added.
This is a strong argument in favour of reliable supply, particularly for larger businesses.

The central boiler unit of the thermal oil system opens up a range of energy supply options: electricity, oil, gas, a hybrid system, or wood chip solutions for large systems below 800 kW. Our heat exchangers can also tolerate up to a 30% hydrogen admixture. This keeps the system adaptable to future requirements and different energy strategies.
As companies grow, the need for automation increases. The MIWE thermo roll-in is designed to keep pace with future developments – from automation-ready doors to process solutions.
The MIWE roll-in is MIWE's treid and tested convection trolley oven – with its well-known strengths in atmospheric baking, MIWE aircontrol, heat storage wall, hygienic design, ease of use and flexibility. It is precisely these strengths that are retained in the MIWE thermo roll-in. The difference lies in the heating method, not the type of oven.
| Function | MIWE thermo roll-in | MIWE roll-in e+ |
|---|---|---|
| Convection trolley oven | ✔︎ | ✔︎ |
| Atmospheric baking | ✔︎ | ✔︎ |
| MIWE aircontrol | ✔︎ | ✔︎ |
| Heat storage wall | ✔︎ | ✔︎ |
| Large touch display / ease of use | ✔︎ | ✔︎ |
| Hygienic design | ✔︎ | ✔︎ |
| Existing racks can still be used | ✔︎ | ✔︎ |
| Thermal oil as a heating method | ✔︎ | ✘ |
| Thermal oil-fired heating coil | ✔︎ | ✘ |
| Central boiler unit connection / thermal oil system environment | ✔︎ | ✘ |
| Central heat supply for multiple ovens | ✔︎ | ✘ |
| Redundancy systems | ✔︎ | ✘ |
The MIWE thermo roll-in closes an important gap in the portfolio for committed thermal oil bakers. It combines the well-known strengths of the MIWE roll-in with a heating method that can be systematically expanded – from deck and trolley ovens to convection ovens.
Thermal oil is a heat transfer medium that supplies energy centrally and distributes it precisely inside the oven – consistently, evenly and in a controlled manner.
The thermal oil principle involves heat being transported via a circuit as a heat transfer medium, rather than being generated 'selectively' in the oven. The MIWE thermo-static features a primary circuit (from the boiler to the oven) and a secondary circuit within the oven itself. The energy supply is regulated via a 3-way valve. As is typical for thermal oil systems, the temperature is measured in the oil rather than in the baking chamber. While that may sound straightforward, it is the key to reproducible processes: stable heat input, even distribution and controllability that hold up during shift work and under fluctuating loads.
Gentle heat, more character for the bread
High capacity, reliably reproducible
Scalable for continuous production logic
Rack trolley | 1 |
Baking tray size |
60 / 80 |
Baking area in m² | 9.6 |
Exterior dimensions in cm (WxDxH) | 154 x 160.5 x 256.5 |
Minimum chamber height in cm | 285 |
Connected load in kW | 60-75 |
Heating method | Oil / gas / electricity |
Rack trolley | 1 |
Baking tray size |
60 / 80 |
Baking area in m² | 10.6 |
Exterior dimensions in cm (WxDxH) | 155 x 160 x 272.5 |
Minimum chamber height in cm | 301 |
Connected load in kW | 60-75 |
Heating method | Oil / gas / electricity |
Rack trolley | 1 |
Baking tray size |
60 / 100 |
Baking area in m² | 12 |
Exterior dimensions in cm (WxDxH) | 172 x 176 x 256.5 |
Minimum chamber height in cm | 285 |
Connected load in kW | 70 - 85 |
Heating method | Oil / gas / electricity |
Rack trolley | 1 |
Baking tray size |
60 / 100 |
Baking area in m² | 13.2 |
Exterior dimensions in cm (WxDxH) | 172 x 176 x 272.5 |
Minimum chamber height in cm | 301 |
Connected load in kW | 70 - 85 |
Heating method | Oil / gas / electricity |
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