Refrigerant R125A – Essential Refrigerant Component for European Low & Mid-Temperature Systems

R125A (Pentafluoroethane) is a critical HFC component in many commercially used refrigerant blends across Europe. With excellent thermodynamic properties, zero Ozone Depletion Potential (ODP), and broad compatibility, R125A helps refrigeration systems achieve stable performance at low and medium temperatures. Ideal for OEM manufacturers and service centers, R125A ensures compliance with EU F-Gas regulations while delivering cost-effective cooling capacity.

R1234ZE-HVAC-GAS-EU eco-friendly refrigerant

Price starting at 23,00 eur/kg

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Product Specification

Key Features & Specifications Refrigerant R125A

Chemical Identity & Role in Refrigerant Blends

Chemical Name: Pentafluoroethane (R-125A)
Molecular Formula: C₂HF₅
Primary Role: Low-GWP blend component—found in R404A, R410A, R407C, R507A, etc.
Zero Ozone Depletion Potential: Fully compliant with EU F-Gas Regulation (EU 517/2014).
Global Warming Potential: GWP ~3,500 (balanced in blends to meet EU phase-down targets).

R125A does not function efficiently as a standalone refrigerant for most applications but is indispensable in multi-component blends that balance flammability, capacity, and energy efficiency.

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Zero Ozone Depletion Potential

R125A is ODP-free, fully aligned with the Montreal Protocol and EU F-Gas rules, making it legal for use in all EU member states.

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Optimized Blend Performance

When combined with other HFCs (e.g., R134a, R32, R143a), R125A helps achieve balanced capacity, pressure, and energy efficiency across a range of temperatures.

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Stable Low-Temperature Behavior

Excellent vapor-liquid equilibrium at sub-zero conditions makes R125A ideal for blends servicing deep-freeze freezers (–40 °C to –20 °C).

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Enhanced Compressor Protection

R125A-containing blends exhibit lower discharge temperatures compared to pure HFCs, reducing compressor stress and oil breakdown.

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Wide Industry Adoption

Predominant component in legacy and transitional blends (R404A, R407C, R507A) across Europe—OEM and after-market support is robust.

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Consistent Supply & Competitive Pricing

Produced at scale by major manufacturers, R125A is readily available in European warehouses, ensuring competitive pricing and fast delivery.

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Applications & Use Cases Refrigerant R125A

Refrigerant R125A Low-Temperature Freezers & Cold Storage

Refrigerant R125A – based blends are the industry standard for:
Supermarket Freezer Aisles (e.g., R404A, R507A)
Industrial Cold Stores (–40 °C to –10 °C) in food processing facilities across Germany, France, and Italy.
Pharmaceutical Ultra-Low-Temp Storage (vaccines and biologics requiring tight –30 °C to –80 °C control), where R125A is a key low-temp blend component.

Refrigerant R125A Medium-Temperature Retail Display Cases

Medium-temp supermarket and convenience store refrigeration rely on blends containing Refrigerant R125A such as:
R407C: Common in new HVAC and some medium-temp retail cases across the UK, Spain, and Poland.
R404A: Still in service in many European retail chains, though being gradually replaced by lower-GWP blends.
R507A: Used in multi-evaporator systems requiring consistent mid-range performance (–10 °C to +10 °C).

Refrigerant R125A Pressure-Temperature Characteristics

Boiling Point (1 atm): –48.5 °C
Evaporation Pressure @ –30 °C: ~0.6 bar (gauge)
Condensing Pressure @ 40 °C: ~14.5 bar (gauge)
Condensing Pressure @ 50 °C: ~17.0 bar (gauge)

These values illustrate how Refrigerant R125A contributes to stable vapor pressures and suitable condensing pressures in low-temperature components of blend formulations, ensuring reliable performance in deep freeze and medium-temp supermarket cases.

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