Dwyer Instruments A-101 Red Gage Oil R-448A or hot gas service

or hot gas service

While it fits a wide range of standard cast iron and condensing units

requiring technician verification

external temperature sensors and suction air sensors are typically sold separately or integrated at the point of installation

Easy Installation: Features 18-inch wire leads with 1/2-inch stripped ends and a standard 1/4" SAE female flare fitting for quick field replacement

Dwyer Instruments A-101 Red Gage Oil R-448A or hot gas serviceAs an HVACR veteran, you know that keeping your manometers in calibration isn't just a best practiceit's a requirement for accurate system diagnostics. The Dwyer Instruments A 101 Red Gage Oil is the industry standard fluid specifically formulated for use in inclined manometers and "D" type vertical manometers. With a precise 0. 826 specific gravity, this fluid ensures that your pressure readings are reliable and consistent across the line. This