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3G Electric
MIDWEST INSTRUMENT 120AA-00-O-AA-50P Differential Pressure Gauge with Switch - Medium & High Operating Pressure Differential Gauges with Switch
MIDWEST INSTRUMENTMedium & High Operating Pressure Differential Gauges with Switch

MIDWEST INSTRUMENT 120AA-00-O-AA-50P Differential Pressure Gauge with Switch

<p>The MIDWEST INSTRUMENT 120AA-00-O-AA-50P is a medium & high operating pressure differential gauge with an integrated switch, designed for reliable monitoring in industrial applications. This model features a 2…

SKU 3G-OTH-174625

Also listed as: 120AA00OAA50P · 120AA 00 O AA 50P

Brand
MIDWEST INSTRUMENT
Item
120AA-00-O-AA-50P Differential Pressure Gauge with Switch
Part Number
120AA-00-O-AA-50P
Category
Medium & High Operating Pressure Differential Gauges with Switch
Available to Order
Also known as:120AA-00-O-AA-50PMIDWEST 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
120AA-00-O-AA-50P
Series
120
Type
120
Dial
2 1/2 in
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

<p>The MIDWEST INSTRUMENT 120AA-00-O-AA-50P is a medium & high operating pressure differential gauge with an integrated switch, designed for reliable monitoring in industrial applications. This model features a 2 1/2-inch dial, 1/4-inch NPT female connections, and a piston-type sensor, delivering an accuracy of ±3-2-3%. The aluminum housing ensures durability in demanding environments.</p><p>Ideal for facilities and process engineers in Singapore and the SEA region, this gauge provides a compact solution for differential pressure measurement with switch capability. As a Singapore-based supplier, 3G Electric offers SGD quotes on request, handles GST for local buyers, and ensures fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What are the key specifications of the MIDWEST INSTRUMENT 120AA-00-O-AA-50P?

It has a 2 1/2-inch dial, 1/4-inch NPT female connections, a piston sensor type, and an accuracy of ±3-2-3%. The housing is aluminum, and it is part of the 120 series.

Can I get a quote in SGD and fast delivery in Singapore?

Yes, 3G Electric provides SGD quotes on request, handles GST for Singapore buyers, and offers fast delivery across Singapore and Southeast Asia.

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 with switch. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This medium and high operating pressure differential gauge with switch from the Series 120 features a 2 1/2 in dial and 1/4 in NPT female connection. The piston sensor and 316 stainless steel housing support use in filtration, flow measurement, and pump monitoring applications. Gauge accuracy is ±3-2-3%. Certificate of calibration not included
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This differential pressure gauge with switch from the Series 120 is designed for medium and high operating pressure applications. It features a 4 1/2 in dial, 1/4 in NPT female back connection, and a piston sensor type. The aluminum housing provides structural integrity, and the gauge accuracy is ±3-2-3%. Certificate of calibration is not included
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This differential pressure gauge with switch from the Series 120 is designed for medium and high operating pressure applications. It features a 4 1/2 in dial, 1/4 in NPT female back connection, and a piston sensor type. The aluminum housing provides structural integrity, and the gauge accuracy is ±3-2-3%. Certificate of calibration is not included
Medium and high operating pressure differential gauge with switch, featuring a piston sensor and 2 1/2 in dial. Housed in 316 stainless steel with a 1/4 in NPT female back connection. Gauge accuracy is ±3-2-3%. Certificate of calibration not included. Typical applications include industrial filtration, pump monitoring, and hydraulic systems
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Medium and high operating pressure differential gauge with switch, featuring a piston sensor and 2 1/2 in dial. Housed in 316 stainless steel with a 1/4 in NPT female back connection. Gauge accuracy is ±3-2-3%. Certificate of calibration not included. Typical applications include industrial filtration, pump monitoring, and hydraulic systems
This differential pressure gauge with switch from the Series 120 features a 2 1/2 in dial and a 1/4 in NPT female back connection. It uses a piston sensor and has an accuracy of ±3-2-3%. The aluminum housing makes it suitable for medium and high operating pressure applications in fluid systems, providing local indication and switch output for alarm or control
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This differential pressure gauge with switch from the Series 120 features a 2 1/2 in dial and a 1/4 in NPT female back connection. It uses a piston sensor and has an accuracy of ±3-2-3%. The aluminum housing makes it suitable for medium and high operating pressure applications in fluid systems, providing local indication and switch output for alarm or control
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This differential pressure gauge with switch from the Series 220 uses a piston sensor and has a gauge accuracy of ±3-2-3%. The housing is made of 316 stainless steel, with 1/4 in NPT female connections and an IP65 4X rating. It is suited for monitoring and controlling differential pressure in medium to high operating pressure systems, such as filtration monitoring, pump protection, and flow measurement in industrial processes
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