R-454A

For R-454A, replaces is R-404A; trade name(s) is Opteon™ XL40; ashrae safety class is A2L; gwp is 239 (238), verified against its source on 2026-08-11.

Refrigerant: R-454A verified
Replaces: R-404A verified
Trade name(s): Opteon™ XL40 verified
ASHRAE safety class: A2L verified
GWP: 239 (238) verified

Sourcechemours.com

Verified2026-08-11

Review by2027-08-11

DatasetHVAC refrigerant replacements: retrofit compatibility, safety class, GWP and lubricant

What the source says

Opteon™ XL40 R-454A R-404A A2L 239 (238) -54 Freon™ 410A R-410A N/A A1 2088 (1924) -61

— chemours.com, retrieved 2026-08-11

Source

chemours.comhttps://www.chemours.com/en/-/media/files/freon/opteon-freon-general-replacement-guide.pdf

Last verified against source: 2026-08-11. Due for re-check by 2027-08-11. This page as Markdown · OKF bundle · full dataset as JSON.