MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 120
The MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back is a medium and high operating pressure differential gauge with switch from the Series 120. It features a piston sensor type, a 4 1/2 in dial, and a…
SKU 3G-OTH-174602
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Product Description
The MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back is a medium and high operating pressure differential gauge with switch from the Series 120. It features a piston sensor type, a 4 1/2 in dial, and a 1/4 in NPT female connection, with an aluminum housing and a gauge accuracy of ±3-2-3%. The SKU is 783YR6 and the manufacturer part number is 120AC-00-O-AA-20P; a certificate of calibration is not included.
Frequently Asked Questions
What is the MIDWEST INSTRUMENT 120AC-00-O-AA-20P differential pressure gauge with switch used for?
This gauge with switch monitors and controls differential pressure in medium to high operating pressure systems. It is commonly used in filtration, pump monitoring, and HVAC applications where a local readout and switch output are needed. 3G Electric supplies this Series 120 piston-type gauge for industrial process control worldwide.
What are the specifications of the MIDWEST INSTRUMENT Series 120 differential pressure gauge with switch?
The gauge has a 4 1/2 in dial, 1/4 in NPT female back connection, piston sensor, aluminum housing, and ±3-2-3% accuracy. It is part of the Series 120 and does not include a certificate of calibration. The manufacturer part number is 120AC-00-O-AA-20P.
Where to buy the MIDWEST INSTRUMENT 120AC-00-O-AA-20P differential pressure gauge with switch worldwide?
3G Electric sources and delivers the MIDWEST INSTRUMENT 120AC-00-O-AA-20P differential pressure gauge with switch to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Series 120 piston-type gauge.
How to install a MIDWEST INSTRUMENT Series 120 differential pressure gauge with switch?
Mount the gauge using the 1/4 in NPT female back connection, ensuring the process lines are clean and depressurized. Connect high- and low-pressure ports correctly. For the switch, wire according to the provided schematic. 3G Electric supplies this gauge but recommends consulting the manufacturer's manual for detailed installation steps.
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3G Electric supplies MIDWEST INSTRUMENT medium & high operating pressure differential gauges with switch. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















