R-704 helium

For R-704 helium, gwp is 1; compatible lubricant is PAG; listing status / notes is Copeland ZC scroll models only, verified against its source on 2026-08-11.

Refrigerant: R-704 helium verified
GWP: 1 verified
Compatible lubricant: PAG verified
Listing status / notes: Copeland ZC scroll models only verified

Sourcewebapps.copeland.com

Verified2026-08-11

Review by2027-08-11

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

What the source says

R-704 helium 1 Cryogenic PAG Copeland ZC scroll models only

— webapps.copeland.com, retrieved 2026-08-11

Source

webapps.copeland.comhttps://webapps.copeland.com/online-product-information/Publication/LaunchPDF?Index=AEB&PDF=93-11

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.