The Yellow Jacket 42021 Series 41 Manifold features larger, easier-to-read 3-1/8″ color-coded gauges in rugged steel cases with polycarbonate crystals. These gauges feature 1% accuracy (Class 1) for an exact reading in critical charge systems.
The refrigerant scales and pressure arcs are color-coded for convenience, and the numbers are large for high visibility. These gauges feature 1% accuracy over the entire pressure range. 1% accuracy is vital for critical charge systems where an accurate reading is essential. This manifold is designed for air conditioning and refrigeration service technicians.