Reference Source

R-407C

For R-407C, replaces is R-22; trade name(s) is Freon™ 407C; ashrae safety class is A1; gwp is 1774 (1624); compatible lubricant is POE, verified against its source on 2026-08-11.

Refrigerant
R-407C verified
Replaces
R-22 verified
Trade name(s)
Freon™ 407C verified
ASHRAE safety class
A1 verified
GWP
1774 (1624) verified
Compatible lubricant
POE verified
Sourcechemours.com
Verified
Review by
DatasetHVAC refrigerant replacements: retrofit compatibility, safety class, GWP and lubricant

What the source says

R-22 Replacements for Great choice in systems where changing to POE oil is not practical, Freon™ NU-22B™ R-422B A1 2525 (2289) MO, AB, POE A/C, Heat Pumps elastomeric seals require replacement. Closest performance match to R-22 in A/C applications. Freon™ 407C R-407C A1 1774 (1624) POE Retrofits require a lubricant change to POE oil and replacement

chemours.com, retrieved 2026-08-11

What epa.gov says

R-22 Retrofit Blends R-404A R-407A R-407C R-407F R-417A R-417B R-421A R-421B R-422A R-422B R-422C R-422D R-424A R-427A R-428A R-434A R-438A R-507A

epa.gov, retrieved 2026-08-11

Sources

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