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MIDWEST INSTRUMENT Series 120 Differential Pressure Gauge - Medium & High Operating Pressure Differential Gauges
MIDWEST INSTRUMENTMedium & High Operating Pressure Differential Gauges

MIDWEST INSTRUMENT Series 120 Differential Pressure Gauge

The MIDWEST INSTRUMENT Differential Pressure Gauge: Back is a medium and high operating pressure differential gauge from the Series 120. It features a piston sensor type, an aluminum housing, and a gauge accuracy of…

SKU 3G-OTH-175144

Also listed as: 120AA00OO25P · 120 AA 00 OO 25P

Brand
MIDWEST INSTRUMENT
Item
Series 120 Differential Pressure Gauge
Part Number
120-AA-00-OO-25P
Category
Medium & High Operating Pressure Differential Gauges
Available to Order
Also known as:120-AA-00-OO-25PMIDWEST INSTRUMENT
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

MIDWEST INSTRUMENT
Manufacturer Part Number
120-AA-00-OO-25P
Series
120
Type
±3-2-3% Gauge Accuracy, 120
NPT Female
1/4 in
Sensor Type
Piston
Gauge Accuracy
±3-2-3%
Housing Material
Aluminum
Certificate of Calibration
Not Included

Technical Documents

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MIDWEST INSTRUMENT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MIDWEST INSTRUMENT Differential Pressure Gauge: Back is a medium and high operating pressure differential gauge from the Series 120. It features a piston sensor type, an aluminum housing, and a gauge accuracy of ±3-2-3%. The model 120-AA-00-OO-25P has a 1/4 in NPT Female connection and does not include a certificate of calibration.

Frequently Asked Questions

What is the MIDWEST INSTRUMENT Series 120 differential pressure gauge used for?

The MIDWEST INSTRUMENT Series 120 differential pressure gauge is used to measure pressure differences in medium and high operating pressure systems. Common applications include monitoring filter condition, flow measurement, and pump performance in industrial processes, HVAC, and fluid handling systems.

What are the specifications of the MIDWEST INSTRUMENT 120-AA-00-OO-25P gauge?

The MIDWEST INSTRUMENT 120-AA-00-OO-25P is a Series 120 differential pressure gauge with a piston sensor, aluminum housing, and ±3-2-3% gauge accuracy. It has a 1/4 in NPT Female back connection and does not include a certificate of calibration.

Where to buy MIDWEST INSTRUMENT differential pressure gauges worldwide?

You can source MIDWEST INSTRUMENT differential pressure gauges worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact 3G Electric for availability and lead time.

How to select a MIDWEST INSTRUMENT Series 120 differential pressure gauge?

To select a MIDWEST INSTRUMENT Series 120 gauge, verify the required connection size (e.g., 1/4 in NPT Female), operating pressure range, and sensor type (piston). Confirm the housing material (aluminum) suits your environment. For accuracy needs, note the ±3-2-3% rating. Contact 3G Electric for sourcing assistance.

Used in

Common applications for MIDWEST INSTRUMENT
Filter monitoring in industrial water treatment — MIDWEST INSTRUMENT 522 series 3-color differential pressure indicators
Flow measurement in chemical processing — MIDWEST INSTRUMENT Series 120 piston-type differential pressure gauges
Liquid level indication in oil and gas storage tanks — MIDWEST INSTRUMENT Model 142 diaphragm-type differential pressure gauges
HVAC system filter condition monitoring — MIDWEST INSTRUMENT Series 130 differential pressure gauges with glass-reinforced plastic housing
Pump differential pressure monitoring in industrial plants — MIDWEST INSTRUMENT 522 series indicators with switch for alarm output
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MIDWEST INSTRUMENT Products

3G Electric supplies MIDWEST INSTRUMENT medium & high operating pressure differential gauges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This differential pressure gauge from the Series 120 is designed for medium and high operating pressure applications. It features a piston sensor type and an aluminum housing, with a gauge accuracy of ±3-2-3%. The 1/4 in NPT Female back connection allows for installation in systems requiring pressure difference monitoring, such as filtration, pump performance, and flow measurement
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This differential pressure gauge from the Series 130 features a diaphragm sensor and ±5% gauge accuracy. The housing is made of glass reinforced plastic, and the connection is 1/4 in NPT female. It is used to measure pressure differences across filters, pumps, or flow elements in industrial processes such as HVAC, water treatment, and chemical applications
This differential pressure gauge from the Series 140 uses a diaphragm sensor and aluminum housing to measure pressure differences in medium and high operating pressure systems. It features a 1/4 in NPT Female back connection and ±3-2-3% gauge accuracy. Certificate of calibration is not included
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This differential pressure gauge from the Series 140 uses a diaphragm sensor and aluminum housing to measure pressure differences in medium and high operating pressure systems. It features a 1/4 in NPT Female back connection and ±3-2-3% gauge accuracy. Certificate of calibration is not included
MIDWEST INSTRUMENT Differential Pressure Gauge: Back, 1/4 in NPT Female, ±3-2-3% Gauge Accuracy, 120 (MPN 120-AA-00-OO-50P)
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This differential pressure gauge from the Series 142 features a diaphragm sensor and an aluminum housing. It offers ±3-2-3% gauge accuracy and has a 1/4 in NPT Female back connection. Suitable for measuring pressure differences in medium and high operating pressure systems, it is commonly used for filter monitoring, flow measurement, and level indication in industrial processes
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This differential pressure gauge from the Series 142 features a diaphragm sensor and an aluminum housing. It offers ±3-2-3% gauge accuracy and has a 1/4 in NPT Female back connection. Suitable for measuring pressure differences in medium and high operating pressure systems, it is commonly used for filter monitoring, flow measurement, and level indication in industrial processes
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The MIDWEST INSTRUMENT Series 140 differential pressure gauge uses a diaphragm sensor to measure pressure differences in medium and high operating pressure systems. It features a 316 stainless steel housing, ±3-2-3% gauge accuracy, and a 1/4 in NPT female connection. Typical applications include filtration monitoring, pump performance checks, and flow measurement in industrial processes
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