REFRIGERANT • PT DATA v1
R-411B
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 • 411
GWP
1705
ODP
0.05
Curves available
Dew + Bubble
Pressure range (psig)
-14.69 to 668.86
Temperature range (°F)
-210 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.
Pressure → Saturation temperature (quick)
Linear interpolation between nearest points. Out-of-range values show “—”.
| Pressure (psig) | Sat Temp (°F) | Source |
|---|---|---|
| 0 | -42.8 | linear |
| 25 | 0.2 | linear |
| 50 | 25.2 | linear |
| 75 | 43.6 | linear |
| 100 | 58.5 | linear |
| 150 | 82.3 | linear |
| 200 | 101.1 | linear |
| 250 | 116.9 | linear |
| 300 | 130.7 | linear |
| 350 | 142.9 | linear |
| 400 | 153.9 | linear |
| 450 | 164 | linear |
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 | 1.1 | exact |
| -20 | 10.9 | exact |
| 0 | 24.9 | exact |
| 20 | 44.1 | exact |
| 40 | 69.6 | exact |
| 60 | 102.7 | exact |
| 80 | 144.7 | exact |
| 100 | 196.8 | exact |
| 120 | 260.6 | exact |
| 140 | 337.6 | exact |
Data source & notes
PT asset ID
r411bOriginal name
R-411B
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.