Rational iCombi Classic 6-2/1 Gas Combination Oven

The Rational iCombi Classic 6-2/1 is a large-format gas combination oven designed for sustained, high-volume production. It operates across six shelves in a 2/1 GN configuration, accommodating two 1/1 GN pans per level in landscape orientation. Steam, convection and combination modes are all available, with humidity managed through Rational's ClimaPlus system, which allows fine-grained adjustment and actively responds to moisture levels inside the chamber. That combination of capacity and climate control means the unit can handle proteins, baked goods and vegetables across the same service without requiring manual intervention between loads.

Even heat distribution across a full cabinet is handled by up to three fan wheels working with the internal geometry to reduce hot spots during peak demand. The ClimaPlus system takes much of the manual adjustment out of the process, which supports consistency across kitchen teams of varying experience levels — a practical consideration in high-turnover environments.

From a day-to-day operational standpoint, the iCombi Classic offers several advantages worth noting:

• Up to 100 stored programmes with multi-step processes of up to 12 steps, supporting repeatable results across the team
• Dial-and-push interface with colour display, keeping the learning curve manageable for new or temporary staff
• High-intensity LED chamber lighting for visual checks without opening the door mid-cook
• Automatic cleaning system with overnight capability and phosphate-free tablets, reducing manual cleaning time
• Integrated scale prevention within the care cycle, which matters in hard-water areas

Installation requires careful planning. As a gas unit of this size, a commercial extraction canopy rated for gas cooking equipment is a standard requirement. The cabinet's footprint and weight are considerable — floor loading capacity, delivery access and door-swing clearance should all be assessed before the unit arrives on site. Gas connection, whether natural gas or LPG, must be completed by a Gas Safe registered engineer. Adequate clearance for pan loading and door operation without disrupting kitchen workflow should also be factored into the layout.

This model is well suited to hotel kitchens, contract catering operations, central production units, banqueting facilities and larger restaurant groups where multi-mode, high-volume cooking is a daily requirement. For single-site operations with moderate covers, a lower-capacity unit within the iCombi Classic range is likely to be a better operational and financial fit. Sites with exceptionally high throughput or more complex production demands may find it worth exploring whether a larger or more specification-heavy model within the broader Rational range is more appropriate.

If you are working through whether this configuration, fuel type or capacity level is right for your kitchen, our team is happy to talk through the specifics with you before you commit.