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By Published On: May 21, 2026Categories: Ozone Technology

Ozone Transfer Chamber for Low to High Care Disinfection in Food Manufacturing

Maintaining strict hygiene standards is critical in modern food production, especially in facilities that operate both low risk and high care areas. Preventing cross-contamination between these zones is essential for food safety, regulatory compliance, and product quality.

The Ozone Transfer Chamber for Low to High Care Disinfection provides an advanced, reliable solution for safely transferring materials between segregated areas, while ensuring thorough, chemical-free sanitisation.

What Is an Ozone Transfer Chamber?

An ozone transfer chamber is a specialist disinfection system designed to sit between low risk and high care production areas. It acts as a controlled physical barrier, ensuring that materials entering high care environments are fully sanitised before transfer.

This is particularly important in food manufacturing processes where products have already undergone a microbial kill step (such as cooking) and must remain free from contamination until final packaging.

Using ozone gas as a sanitising agent, the system ensures:

  • Complete surface disinfection of all orientations
  • No chemicals required and therefore no residues
  • Safe and controlled automated product transfer

Why Segregation Between Low Risk and High Care Areas Matters

In food production, high care zones handle exposed, sensitive products, that are vulnerable to contamination. Without proper segregation, there is a significant risk of transferring bacteria via:

  • People and movement
  • Equipment and utensils
  • Raw materials and packaging
  • Engineering tools

BRC states that high care and high risk areas must be effectively segregated from low risk areas to protect products that are:

  • Ready-to-eat (RTE)
  • Exposed after cooking or processing
  • Vulnerable to contamination (e.g. Listeria)

The goal is to prevent recontamination after the microbial kill step.

The ozone transfer chamber eliminates this risk by:

  • Providing a deep disinfection of all contents inside
  • Creating a sealed, interlocked barrier
  • Allowing transfer only through a sanitised process
  • Preventing both doors from opening simultaneously, this ensures zero direct contact between zones, significantly improving food safety.

How the Ozone Transfer Chamber Works

The system operates in three fully controlled phases:

Phase 1: Loading and Sealing by the low care operatives

Phase 2: Automated by the press of a button, the Ozone Gas Disinfection Cycle starts. Once complete the extraction removes ozone.

Phase 3: The Cycle is complete and the safe transfer of goods from the chamber to the High Care area, can be completed by high care operatives

Key Benefits of Ozone Transfer Chambers

1. Instant Bacteria Elimination

Ozone is a powerful oxidising agent that rapidly destroys the common micro-organisms below:

  • Listeria monocytogenes
  • Salmonella
  • E. coli
  • Other common food pathogens

2. 360° Disinfection Coverage

Unlike traditional cleaning methods, ozone:

  • Penetrates all surfaces and orientations
  • Reaches hidden or hard to disinfect areas
  • Ensures uniform sanitisation

3. Dry, Residue-Free Sanitisation

  • No water or chemical residues
  • No risk of product contamination
  • Ideal for packaging, tools, and sensitive materials

4. Reduced Chemical Dependency

  • Eliminates need for cleaning chemicals
  • Reduces storage, transport, handling, and operational costs
  • Improves sustainability, less waste

5. Enhanced Food Safety Compliance

  • Supports HACCP and hygiene standards
  • Minimises the risk of cross-contamination
  • Protects your company brand reputation and product quality

Applications in Food Manufacturing

The Ozone transfer chambers are widely used across industries including:

  • Ready meals production
  • Meat and poultry processing
  • Dairy facilities
  • Liquid Egg Production

They are particularly valuable where strict hygiene controls and zoning are critical.

Why Choose Ozone for High Care Disinfection?

Ozone is becoming the preferred solution for food manufacturers because it offers:

  • Dry disinfection process, it does not introduce any water into the production process
  • Fast-acting microbial reduction
  • Chemical-free operation, no ongoing consumable costs or manual handling of chemicals
  • No Maximum Residue Level (MRL)

By generating ozone on-site, facilities benefit from a self-sufficient, automated sanitisation process.


FAQs: Ozone Transfer Chambers in Food Manufacturing

What is an ozone transfer chamber?

An ozone transfer chamber is a controlled system used to disinfect materials before transferring them from low risk to high care areas in food production facilities.

How does ozone disinfect materials?

Ozone oxidises bacteria, viruses, and organic contaminants at a molecular level, effectively destroying them without the need for chemicals.

Is ozone safe for food manufacturing environments?

Yes. When used in controlled systems with proper monitoring, ozone is safe and widely used for sanitation in food production.

Does ozone leave any residue?

No. Ozone naturally breaks down into oxygen, leaving no chemical residue on products or surfaces.

What types of items can be disinfected in the chamber?

Common items include:

  • Packaging materials
  • Ingredients
  • Tools and equipment
  • Containers and trays

Can ozone replace traditional cleaning methods?

Ozone enhances and supports hygiene processes but does not fully replace all cleaning steps. It is ideal for final sanitisation and contamination control.

How effective is ozone against bacteria like Listeria?

Ozone is highly effective and can rapidly eliminate pathogens such as Listeria monocytogenes, making it suitable for high care environments.

Does the system require chemicals or consumables?

No. The system generates ozone from air, meaning there are no ongoing chemical costs.

How does the system prevent cross-contamination?

The chamber uses interlocked doors and controlled cycles so that low risk and high care areas are never directly connected.

Is the process automated?

Yes. The entire sanitisation cycle is PLC-controlled, ensuring consistent results and minimal operator intervention.

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Final Thoughts

The Ozone Transfer Chamber for Low to High Care Disinfection is an essential solution for food manufacturers aiming to achieve the highest hygiene standards.

By combining physical segregation with advanced ozone disinfection, it delivers:

  • Superior contamination control
  • Improved compliance
  • Reduced operational costs
  • Greater peace of mind

For facilities handling sensitive food products, it represents a future-ready approach to safe, efficient, and sustainable production.

 

Speak to the Ozone Disinfection Specialists

If you are considering an Ozone Based solution, please contact our team who can help design a solution for your facility.

Contact SOS for more information.

<strong>Call: 0161 221 2231
Email: info@soshygiene.com.

Specialised Ozone Solutions and SOS Hygiene Technologies are proud members of the European Ozone Trading Association