Opteon™ XP40 (R-449A) refrigerant
Opteon™ XP40 (R-449A) is a non-ozone depleting, low global warming potential (GWP) hydrofluoro-olefin (HFO) based refrigerant replacement for R-404A/R-507, R-407A/F, and R-22 for new equipment and retrofit of existing systems. Opteon™ XP40 has a GWP of 1282, which is a 67% reduction, and provides energy consumption 8-12% lower than R-404A/R-507. Compared to R-407A, Opteon™ XP40 offers improved performance, similar capacity and 33% lower GWP.
Applications
Commercial Refrigeration
Low- and medium-temperature commercial and industrial DX re- frigerationFood service (e.g., condensing units)Cold storageSelf-contained systemsSupermarkets
Centralized rack systemsDistributed systemsWalk-in coolers/freezers, prep rooms, etc.Chillers
Direct expansionNew equipment/retrofit of existing systems
Benefits
Low GWP: 65% reduction compared to R-404A/R-507*8-12% more energy efficient than R-404A/R-507Safe and nonflammable**Approved by major equipment and component manufacturersAlternative to R-407 series low- and medium-temperature re- frigerantsCompatible with existing equipment design/lubricantsSuperior efficiency to CO2Extensively field tested with no equipment/lubricant/seal changes***Can be topped off after leaks * Assessment Report 4 (AR4)
Properties

What to Expect After a Retrofit
The data below was obtained from a display case/condensing unit converted to Opteon™ XP40 from R-404A with only adjustments to the TXV (1.5 turns closed) during low- and medium-temperature operation at two ambient conditions per ASHRAE Standard 72-2005.
Note that actual performance for a specific system depends on a number of factors, including equipment conditions and operating environment.

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