Yellow Jacket 49138 3 1/8" Low Side Manifold Gauge

For reliable performance and durability, this 3-1/8" compound replacement gauge (F°) is housed in a blue steel case 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 and copper alloy bourdon tube combine for improved accuracy
• 1/8" NPT Male connection
• Calibrated to 1% accuracy at the plant
• 30", 0-350 psi - retard protection to 500 psi
• For use with R-404A, R-410A, R-22 Refrigerants