REFRIGERANT • PT DATA v1

R-125

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 • A1
CURVE • dew
POINTS • 291
GWP
3500
ODP
0
Curves available
Dew + Bubble
Pressure range (psig)
-14.03 to 504.62
Temperature range (°F)
-140 to 150
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
0-54.6linear
25-13.8linear
509.9linear
7527.4linear
10041.6linear
15064.1linear
20081.9linear
25096.9linear
300109.8linear
350121.3linear
400131.6linear
450140.9linear
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
-406.8exact
-2019.9exact
038.4exact
2063.6exact
4096.9exact
60139.9exact
80194.1exact
100261.4exact
120344exact
140445.1exact
Use this in Superheat/Subcool →

Data source & notes

PT asset ID
r125
Original name
R-125
CAS
354-33-6
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.