Yellow Jacket 49137 3-1/8″ Red Pressure 0-800 psi R-22/404A/410A Gauge
The large Yellow Jacket 49137 3-1/8″ R-22 / 404A / 410A Gauge is housed in a red steel case with front recalibrator screw. With 1% accuracy (Class 1) calibration and high visibility colored temperature scales that are easy to read through the full view polycarbonate crystal this gauge will ensure an accurate diagnostic every time.
- Flutterless™ technology with brass surge protector to minimize needle pulsationBrass gauge movement
- Copper alloy Bourdon tube
- 1/8″ NPT Male connection
- Calibrated to 1% accuracy
- Color-coded red for pressure and blue for compound
- Color-coded refrigerant types