Elitech PG-30Pro Blue Digital Pressure Gauge
Since 1996Elitech provides reliable A/C service tools for OEMs, industrial and commercial HVAC contractors. The PG-30Pro is a digital low-pressure gauge designed for real‑time monitoring in piping systems, refrigeration, and more.
- Partition display for clear readings of all measurements
- Adjustable backlight off time: 3s, 4s, 5s, 10s, 15s or always on
- Selectable auto power off: 10min (default), 20min, 30min, 40min
- Easy night reading with soft blue illumination
- Temperature-compensated pressure sensor
- Six measurement units: MPa, kPa, bar, psi, kg/cm², cmHg
- Wide range: -0.100 ~ 3.448 MPa (-14.5 ~ 500 psi)
- Two-level overload indication: “ALARM” on screen >500 psi; backlight flashes + “ALARM” >625 psi
❄️ 87+ Refrigerants & Zero Function
- ✅ Preloaded PT tables for 87 common refrigerants – scroll and select easily
- ✅ Zero calibration: correct system deviations (do NOT zero during active measurement)
- ✅ In MAX/MIN mode, hold ZERO to clear; hold again to recall
“Switch refrigerants instantly from the home page by pressing SET or ZERO.”
Key Features
🔹 Clear Backlit DisplayAdjustable brightness & auto-off. Segmented layout for pressure, unit, and alarm.
🔹 87+ Refrigerant PT TablesCovers all common HVAC refrigerants – R22, R134A, R410A, R32, R404A, and more.
🔹 Zero & Max/Min MemoryOne‑key zero reset, store peak pressure values for diagnostics.
Technical Specifications
📦 Package Includes
- 1 × PG-30Pro Pressure Gauge (Blue)
- 1 × User Manual
- 3 × AAA Batteries (pre-installed)
⚠️ Safety Notice (read carefully)
1. Always wear safety goggles when working with refrigerants.
2. Disconnect hoses with extreme caution – risk of frostbite or high pressure.
3. Do not press ZERO during active measurement.
Product Views
More Recommendations
| PG-30Pro Red | PG-30Pro Blue | PGW-500 | PT-500Pro | PT-500/800pro | |
|---|---|---|---|---|---|
 |  |  |  |  | |
| Customer Reviews | 4.4 out of 5 stars (262) | 4.4 out of 5 stars (262) | 4.1 out of 5 stars (73) | 4.6 out of 5 stars (14) | 4.0 out of 5 stars (299) |
| Pressure Measuring Range | -14.5-500psi | -14.5-800psi | -14.5-500psi | -14.5-800psi | -14.5-500/800psi |
| Accuracy | ±0.5%FS(22-28℃) | ±0.5%FS(22-28℃) | ±0.5%FS(22-28℃) | ±0.5%FS(22-28℃) | ±0.5%FS(22-28℃) |
| Resolution | 0.5psi | 0.5psi | 0.5psi | 0.5psi | 0.5psi |
| Measurement Units | MPa,kPa,bar,psi,kg/m²,cmHg | inHgMPa,kPa,bar,psi,kg/m²,cmHg | inHgMPa,kPa,bar,psi,kg/m²,cmHg | inHgMPa,kPa,bar,psi,kg/m²,cmHg | inHgMPa,kPa,bar,psi,kg/m²,cmHg |
| Battery | 3*1.5V AAA | 3*1.5V AAA | 3*1.5V AA | 3*1.5V AA | 6*1.5V AA |
| Refrigerant Types | 87 | 87 | 140 | Device default 18 types | 140 |
| Wireless App | ✘ | ✘ | ✔ | ✔ | ✔ |
| Super-heat and sub-cool | ✘ | ✘ | ✔ | ✔ | ✔ |
| Temperature Clip | ✘ | ✘ | ✘ | ✔ | ✔ |
Elitech – trusted by professionals since 1996. The PG-30Pro delivers accuracy, durability, and 87+ refrigerant tables in your hand.
