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-174634
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 316 Stainless Steel. This model (MPN 120SA-00-O-AA-25P) does not include a certificate of calibration.
Frequently Asked Questions
What is the MIDWEST INSTRUMENT 120SA-00-O-AA-25P differential pressure gauge with switch used for?
This gauge measures and switches on differential pressure in medium to high operating pressure systems. It is commonly used in industrial filtration, pump monitoring, and hydraulic applications where a piston sensor provides reliable performance. 3G Electric supplies this model for worldwide delivery.
What are the specifications of the MIDWEST INSTRUMENT 120SA-00-O-AA-25P?
The Series 120 gauge has a 2 1/2 in dial, 1/4 in NPT Female connection, piston sensor, and 316 stainless steel housing. Accuracy is ±3-2-3%. It does not include a certificate of calibration. The manufacturer part number is 120SA-00-O-AA-25P.
Where to buy the MIDWEST INSTRUMENT 120SA-00-O-AA-25P worldwide?
You can source the MIDWEST INSTRUMENT 120SA-00-O-AA-25P 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 with switch for medium pressure systems?
Select based on operating pressure range, connection size (e.g., 1/4 in NPT), dial size for readability, and sensor type. For medium to high pressure, a piston sensor like the MIDWEST INSTRUMENT Series 120 offers durability. Verify housing material compatibility with your process fluid.
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.















