3-1/8" Red Pressure bar/psi Dry Manifold Gauge ( C ) for R22/134a/407C Refrigerants
With 1% accuracy (Class 1) calibration. Large 3-1/8" with front recalibrator screw. High visibility colored temperature scales are easy to read through the full view polycarbonate crystal.
- Flutterless™ technology with brass surge protector to minimize needle pulsation
- Brass gauge movement
- Copper alloy Bourdon tube
- 1/8" NPT Male connection
- Calibrated to 1% accuracy
- Color-coded refrigerant types