REFRIGERANT • PT DATA v1

R-403B

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 • A1
CURVE • dew
POINTS • 400
GWP
4457
ODP
0.03
Curves available
Dew + Bubble
Pressure range (psig)
-14.69 to 510.82
Temperature range (°F)
-250 to 160
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
0-52.3linear
25-10.8linear
5013.4linear
7531.4linear
10046linear
15069.2linear
20087.7linear
250103.3linear
300116.8linear
350128.7linear
400139.5linear
450149.3linear

Temperature → Saturation pressure (quick)

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

Temp (°F)Sat Pressure (psig)Source
-405.5exact
-2017.8exact
035exact
2058.4exact
4089.2exact
60128.6exact
80177.9exact
100238.8exact
120313exact
140402.5exact

Data source & notes

PT asset ID
r403b
Original name
R-403B
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.