REFRIGERANT • PT DATA v1

R-412A

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.

At a glance

SAFETY • A2
CURVE • bubble
POINTS • 471
GWP
2286
ODP
0.06
Curves available
Dew + Bubble
Pressure range (psig)
-14.7 to 672.32
Temperature range (°F)
-250 to 220
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
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
0-36.4linear
258.1linear
5034.1linear
7553.3linear
10068.9linear
15093.7linear
200113.4linear
250130.1linear
300144.6linear
350157.6linear
400169.3linear
450180linear

Temperature → Saturation pressure (quick)

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

Temp (°F)Sat Pressure (psig)Source
-40-1.3exact
-207.1exact
019exact
2035.3exact
4057.1exact
6085.2exact
80120.8exact
100165exact
120218.8exact
140283.4exact

Data source & notes

PT asset ID
r412a
Original name
R-412A
CAS
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.