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The ASHCROFT 601379S04LXLL1K is an analog pressure gauge designed for accurate process and system pressure monitoring across HVAC, plumbing, industrial, and mechanical applications. It features a 6-inch dial with a 0 to 1000 psi pressure range and delivers 0.5% of scale accuracy, making it suitable for applications where reliable readings are critical. The lower-mount configuration accepts a 1/2-inch threaded connection at the base of the gauge. The case is constructed from aluminum and the wetted parts are stainless steel, providing corrosion resistance in demanding service environments. Licensed HVAC technicians, plumbers, and mechanical contractors are the primary installers of this type of instrument.
This gauge is well suited for residential and commercial mechanical systems where continuous pressure monitoring is required. Common install scenarios include boiler systems, chilled water loops, compressed air lines, hydraulic circuits, and water distribution piping. The dry, no-fill design eliminates concerns about liquid filler compatibility with system media. The 6-inch dial provides clear readability from a distance, making it practical for panel-mounted or wall-mounted system monitoring points.
Designed as an OEM-style or replacement analog pressure gauge for systems requiring a lower-mount, 1/2-inch threaded, 6-inch dial instrument rated to 1000 psi with stainless steel wetted parts.
Installation should be performed by a licensed plumber, HVAC technician, or qualified mechanical contractor. Isolate and depressurize the system completely before removing any existing gauge or making threaded connections. Apply appropriate thread sealant compatible with the system media to the male threads before installation. Verify that the gauge pressure range and wetted material ratings are appropriate for the system operating conditions before placing the system back in service.
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