R449A Air Conditioning Gas Refrigerant – 10 kg, Rechargeable Cylinder, 1/4" Connection

R449A Refrigerant – A Modern Alternative for Commercial Refrigeration Systems

R449A is a modern HFO/HFC refrigerant for commercial and industrial refrigeration technology, characterised by a significantly lower global warming potential and strong performance properties. It is used in supermarket systems, display cabinets and transport refrigeration systems, and is considered a direct successor to R404A and R507. At Voll Gas you can get R449A refrigerant in a 10 kg fill weight for safe filling and maintenance of your systems.

The correct fill quantity and a tested product are essential for reliable operation. Our products are tested, quickly available and comply with current safety standards.

Products and Fill Quantities

R449A refrigerant is designed for commercial and industrial applications requiring reliable medium- and low-temperature cooling. The 10 kg bottle with rechargeable cylinder and 1/4" connection is suitable for maintenance work on existing systems as well as new installations. The cylinder is included in the price and can be returned after use in accordance with legal requirements.

Common areas of application at a glance:

For specialist companies servicing multiple systems, the 10 kg bottle is an economical choice. Only stock the quantity you need in the near term, and observe the legal storage requirements for fluorinated greenhouse gases.

What Is R449A? Properties and Uses

R449A (trade name Opteon™ XP40) is a four-component HFO/HFC blend of R32, R125, R1234yf and R134a. It was specifically developed as an alternative to R404A and R507 and reduces global warming potential by around 65% – from approx. 3,922 (R404A) to ~1,397. This makes R449A a more environmentally friendly choice that meets the requirements of the F-Gas Regulation (EU) 2024/573. Safety class A1 identifies it as non-flammable and non-toxic.

The refrigerant is mainly used in commercial refrigeration technology, particularly where R404A or R507 were previously used. It offers comparable performance at lower operating costs and can often be used without major system modifications. The key technical properties of R449A:

• Low GWP (~1,397): Around 65% less global warming potential than R404A
• No ozone depletion potential: ODP = 0, ozone-friendly
• Safety class A1: Non-flammable, low toxicity
• POE oil compatible: Simplifies retrofitting of R404A/R507 systems
• Wide applicability: Suitable for MT and LT applications in commerce and industry

Handling requires care and a valid certification under Art. 10(1) of Regulation (EU) 573/2024. Installation and filling must be carried out exclusively by trained specialist personnel.

R449A as a Retrofit Solution for R404A and R507 Systems

R449A is specifically designed for use in existing systems previously operated with R404A or R507. Since it is compatible with POE oil, a complete oil change is often not required. Nevertheless, a professional inspection of the system is required before any retrofit to ensure that compressors, expansion valves and seals are suitable for operation with R449A.

Compatibility concerns not only the refrigerant itself but also the components used. Connections, hoses and safety valves must be checked for suitability. Some system manufacturers provide explicit approvals for R449A – check the manufacturer's documentation before starting the retrofit. Use only refrigerant that complies with EN 378 and ISO 817 standards.

Safety, Storage and Disposal of Refrigerants

R449A belongs to safety class A1 and is considered non-flammable. Nevertheless, basic safety measures must be observed when handling it. Avoid direct skin contact with liquid refrigerant and work in well-ventilated areas, as released gas can displace oxygen. The safety data sheet contains all relevant information on hazards, protective measures and first-aid measures – read it carefully before use.

The key safety instructions for working with R449A refrigerant:

• Ensure ventilation: Work in well-ventilated areas or outdoors
• Wear protective equipment: Use safety goggles and gloves when handling
• Carry out leak checks: Check connections before and after filling
• Observe pressure limits: Never exceed permitted operating pressures
• Have an emergency plan ready: Know the first-aid measures for skin contact or inhalation

Store containers upright in cool, dry rooms, protected from direct sunlight and heat sources above 50°C. Keep refrigerant cylinders away from flammable materials and secure them against tipping over. Disposal is subject to legal requirements for fluorinated greenhouse gases – refrigerant must not be released into the atmosphere. Empty or partially emptied containers must be disposed of via certified disposal companies or take-back schemes.

Voll Gas – Your Partner for All Types of Refrigerants

At Voll Gas you get R449A refrigerant in tested quality, delivered quickly and reliably. Our range covers the most common refrigerants for commerce, industry and vehicle air conditioning. We place great value on transparency, safety and expert advice, so you can make the right choice for your application.

Besides R449A, we carry other refrigerants for different systems – from R404A for commercial refrigeration systems, to R410A and R32 for air conditioning, to modern alternatives such as R452A and R448A. Our team is happy to help with questions about compatibility, fill quantities and safety information. Order R449A refrigerant now conveniently online and benefit from free shipping within Germany.

FAQ about R449A Refrigerant

The most common questions about R449A – from areas of application and compatibility to storage and return of the deposit cylinder.

What is R449A and what is it used for?

R449A (Opteon™ XP40) is a four-component HFO/HFC blend developed as a more environmentally friendly alternative to R404A and R507. It is mainly used in commercial and industrial refrigeration technology, such as in supermarket systems, cold rooms and transport refrigeration systems.

Can I use R449A as a direct replacement for R404A?

In many cases a retrofit is possible without a complete oil change, since R449A is compatible with POE oil. Nevertheless, the system must be professionally inspected before conversion. Compressors, expansion valves and seals must be approved for operation with R449A.

What certification do I need to purchase R449A?

Purchase is reserved exclusively for holders of a valid certificate under Art. 10(1) of Regulation (EU) 573/2024 or representatives of certified companies. The refrigerant may only be purchased for the installation, maintenance or servicing of corresponding equipment.

What is the GWP value of R449A?

The GWP value of R449A is approximately 1,397 – a reduction of around 65% compared to R404A, which has a GWP of approximately 3,922. This means R449A meets the requirements of the F-Gas Regulation for many application areas.

How should I store R449A refrigerant correctly?

Store the bottle upright in a cool, dry room, protected from sunlight and temperatures above 50°C. Keep the refrigerant away from flammable materials and secure the bottle against tipping over.

Can I return the deposit cylinder?

Yes. Containers purchased from Voll Gas after 28 February 2024 can be returned in accordance with Art. 11(4) of Regulation (EU) 2024/573 using the enclosed return label. A new return label can be requested via the contact form.

How long does delivery take?

Orders are shipped insured within Germany. Delivery time is typically 1–3 business days.