REFRIGERANT • PT DATA v1

R-1234YF

PT data, curve stats, and quick routes into the field calculators. Data shown here is derived from the versioned PT asset set under /assets/pt/v1.

RefrigerantsLearnDownload JSON

At a glance

SAFETY • A2L
CURVE • dew
POINTS • 261
GWP
4
ODP
Curves available
Dew + Bubble
Pressure range (psig)
-9.58 to 462.63
Temperature range (°F)
-60 to 200
Note: PT points are stored in psig and °F. For blends, bubble and dew represent different saturation states. Always follow OEM charging procedures.

Quick actions

These routes are designed to be technician-friendly: minimal taps, prefilled context, and predictable URLs for bookmarks and sharing.

Open PT Chart
Fast lookup (pressure ↔ temp)
Open →
Browse Equipment
See equipment using this refrigerant
Open →
Superheat/Subcool
Preselect this refrigerant
Open →
Charge Calculator
Line set adjustments
Open →
Curve toggle
AutoDewBubble
Tip: For blends, evaporator saturation is typically based on dew, and condenser saturation is typically based on bubble.

Pressure → Saturation temperature (quick)

Linear interpolation between nearest points. Out-of-range values show “—”.

Pressure (psig)Sat Temp (°F)Source
0-21.1linear
2524.5linear
5051.1linear
7570.7linear
10086.6linear
150111.8linear
200131.8linear
250148.6linear
300163linear
350175.8linear
400187.3linear
450197.6linear
Do a lookup in PT Chart →

Temperature → Saturation pressure (quick)

Useful for “I have a target saturation temp—what pressure should I see?” checks.

Temp (°F)Sat Pressure (psig)Source
-40-5.6exact
-200.4exact
09.2exact
2021.6exact
4038.4exact
6060.6exact
8089exact
100124.9exact
120169.2exact
140223.4exact
Use this in Superheat/Subcool →

Data source & notes

PT asset ID
r1234yf
Original name
R-1234YF
CAS
754-12-1
Units
psig / F (atm: 14.6959 psi)
Default curve
dew
PT index version
v1(from /assets/pt/v1/index.json)
Safety note: PT lookups are a foundational building block for charging and diagnostics, but they do not replace OEM procedures or full system context.