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 2 1/2 in dial, and a…
SKU 3G-OTH-174587
Need installation or engineering help?
Ask a question
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 2 1/2 in dial, and a 1/4 in NPT Female connection, with a gauge accuracy of ±3-2-3% and a housing made of 316L Stainless Steel. This model (MPN 120-SA-00-O(CA)-50P) does not include a certificate of calibration.
Frequently Asked Questions
What is the MIDWEST INSTRUMENT 120-SA-00-O(CA)-50P differential pressure gauge and switch used for?
This instrument is used to measure and control differential pressure in medium and high operating pressure systems. It is suitable for industrial applications such as filtration monitoring, pump protection, and flow measurement where a piston sensor and a 2 1/2 in dial are required.
What are the specifications of the MIDWEST INSTRUMENT 120-SA-00-O(CA)-50P?
The Series 120 gauge has a piston sensor, 1/4 in NPT Female connection, 2 1/2 in dial, and gauge accuracy of ±3-2-3%. The housing is 316L Stainless Steel. It does not include a certificate of calibration. The manufacturer part number is 120-SA-00-O(CA)-50P.
Where to buy the MIDWEST INSTRUMENT 120-SA-00-O(CA)-50P worldwide?
You can source the MIDWEST INSTRUMENT 120-SA-00-O(CA)-50P through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.
How to select a differential pressure gauge and switch for medium pressure systems?
Select a gauge with a piston sensor for viscous fluids, a 316L Stainless Steel housing for corrosion resistance, and a dial size readable at your installation distance. Ensure the connection size (e.g., 1/4 in NPT Female) matches your piping. Verify accuracy requirements; the MIDWEST INSTRUMENT Series 120 offers ±3-2-3%.
Used in
Common applications for MIDWEST INSTRUMENTMIDWEST INSTRUMENT Products
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.















