Josper HJX-PRO-L175 Large Charcoal Oven

The Josper HJX-PRO-L175 is a large-format, 100% charcoal-fired oven built for high-volume restaurant service. It operates as a closed system, combining the functions of a grill and an oven in a single unit, using only charcoal as its heat source. The result is food cooked at intense temperatures — between 250°C and 350°C — with the smoke, char, and retained moisture that open grills or gas ovens cannot replicate. The cast steel construction is substantial at 310kg, reflecting the thermal mass required to sustain that kind of heat output across a long service period.

In practice, the HJX-PRO-L175 is designed around the demands of busy restaurant kitchens. Once up to temperature — typically around 35 minutes from lighting — the oven holds its heat efficiently on a single charcoal load for an extended service window of approximately nine hours. This makes it well suited to restaurants running continuous lunch and dinner services without the need to reload mid-shift. The closed-chamber design also gives chefs a level of control that an open grill does not: heat is more consistent, flare-ups are reduced, and cooking times become more repeatable across covers.

From an operational standpoint, the benefits include:

• Consistent cooking results driven by stable, high charcoal heat
• Single charcoal load supports a full day's service without reloading
• Closed-system design reduces flare-ups and improves cook consistency
• Authentic smoke and char flavour profiles without specialist smoking equipment
• Cast steel construction built to withstand heavy daily use in professional kitchens

Installation requires careful planning. At 310kg, the unit demands a structurally sound, level floor capable of bearing that load. As a charcoal appliance, it generates significant smoke and combustion gases, meaning a purpose-built extraction canopy and adequate ventilation are non-negotiable — standard kitchen extract systems are unlikely to be sufficient without assessment. Local authority requirements around solid fuel combustion equipment should be reviewed before ordering. The unit's footprint is considerable, so kitchen layout, access routes during delivery, and proximity to service areas all need to be factored in at the planning stage.

The HJX-PRO-L175 is best suited to restaurants where charcoal cooking is central to the menu proposition — steakhouses, Josper-concept restaurants, live-fire cooking venues, and high-volume establishments where the output from this size of unit matches service demand. It is not suited to kitchens where charcoal is an occasional addition, or where extraction cannot be brought up to the required standard. For sites with lower covers, a smaller Josper model may be more appropriate; for very high-volume operations or multiple-section service, a heavier-duty configuration may warrant consideration.

Given the installation complexity and the investment involved, it is worth having a conversation with us before committing. We are happy to talk through extraction requirements, floor loading, and whether this model is the right fit for your service volume and kitchen layout.