Yellow Jacket 49983 Manifold Only Degrees F, psi Scale, R22/134A/404A Refrigerant, Red/Blue Gauges

Forged aluminum alloy body makes this unit lightweight for handling ease with the durability and reliability required for repeated use. Fourth hose to enable connection to hi/loses, refrigerant tank and recovery unit or vacuum pump for diagnostics, evacuation and charging without switching hoses.3/8 inch Vacuum port for use with larger hose to cut evacuation time by up to 33%.