Special Offers
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PGL-LM25-MP4-00100-SS Tompkins Pressure Gauge, 0–100 PSI, 2-1/2 in, Lower Mount
Regular price $23.37 -
80463 Midland Liquid-Filled Pressure Gauge, 0–100 PSI, 4 in, Lower Mount
Sale price $89.05Regular price $148.41 -
80205 Midland Liquid-Filled Pressure Gauge, 0–100 PSI, 2-1/2 in, Center Back Mount
Sale price $39.27Regular price $65.45 -
80064 Midland Liquid-Filled Pressure Gauge, 0–100 PSI, 2-1/2 in, Lower Mount
Sale price $34.75Regular price $57.92
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80007 Midland Dry Pressure Gauge, 0–300 PSI, 2 in, Lower Mount
The 80007 dry gauge is configured around a 0–300 PSI scale and a 2 in dial, with the pressure connection in a lower position. This model uses a 1/4 in lower connection. Verify that the existing...Sale price $12.64Regular price $21.07Sale price $12.64Regular price $21.07 -
80307 Midland Dry Pressure Gauge, 0–300 PSI, 2 in, Center Back Mount
For a 0–300 PSI dry-gauge requirement, 80307 provides a 2 in dial and center back mounting style. The rear 1/4 in connection keeps the pressure port behind the gauge face; match that center-back layout to the...Sale price $13.07Regular price $21.78Sale price $13.07Regular price $21.78 -
991249 Midland Water Test Gauge, 0–300 PSI, 2 in, 3/4 in FHT
Midland 991249 is a water test gauge with a 0–300 PSI range, 2-inch dial, and 3/4-inch female hose-thread connection. The smaller dial makes it the more compact of the standard water-test gauge options in this group.This...Sale price $25.32Regular price $42.20Sale price $25.32Regular price $42.20 -
991251 Midland Water Test Gauge with Lazy Hand, 0–300 PSI, 3/4 in FHT
Midland 991251 is the lazy-hand version of the 0–300 PSI water test gauge family. This configuration is distinct from Midland's standard 991249 and 991250 water-test gauges and should be selected when the specified gauge style calls...Sale price $28.69Regular price $47.82Sale price $28.69Regular price $47.82 -
991250 Midland Water Test Gauge, 0–300 PSI, 2-1/2 in, 3/4 in Hose Thread
The 991250 Midland water test gauge uses a 2-1/2-inch dial with a 0–300 PSI pressure range and 3/4-inch hose-thread connection. Compared with the 2-inch 991249, the larger face provides more dial area for reading pressure during...Sale price $25.80Regular price $43.00Sale price $25.80Regular price $43.00 -
80067 Midland Liquid-Filled Pressure Gauge, 0–300 PSI, 2-1/2 in, Lower Mount
When the application calls for a 0 to 300 PSI gauge, the 80067 provides a glycerin-filled Midland design with a 2-1/2 in face and a 1/4 in NPT lower connection. Its scale covers a practical mid-range...Sale price $35.32Regular price $58.87Sale price $35.32Regular price $58.87
300 PSI pressure gauges are used when equipment or systems require pressure monitoring within a 0–300 PSI range. Using a gauge matched closely to the expected operating pressure makes the scale easier to read than selecting a much higher-range gauge.
This collection includes 300 PSI pressure gauges in different dial sizes, mounting configurations, and connection sizes. Available options include both dry and liquid-filled designs, allowing you to match the gauge to the installation and operating environment.
When selecting a 300 PSI pressure gauge, verify more than just the pressure range. Dial diameter, connection size, and mounting position can determine whether the gauge will fit an existing installation. Lower-mount and center-back-mount configurations serve different equipment layouts and should be matched to the original connection location whenever possible.
For applications where vibration or pressure pulsation is a concern, compare our liquid-filled pressure gauges. For standard applications, you can also browse dry pressure gauges.
Use the products below to compare 300 PSI gauges by dial size, mounting style, connection size, gauge type, and construction. For additional pressure ranges, browse all pressure gauges.