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3G Electric
MIDWEST INSTRUMENT Series 120 Differential Pressure Gauge with Switch - Medium & High Operating Pressure Differential Gauges with Switch
MIDWEST INSTRUMENTMedium & High Operating Pressure Differential Gauges with Switch

MIDWEST INSTRUMENT Series 120 Differential Pressure Gauge with Switch

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-174592

Also listed as: 120SA00OAA100P · 120SA 00 O AA 100P

Brand
MIDWEST INSTRUMENT
Item
Series 120 Differential Pressure Gauge with Switch
Part Number
120SA-00-O-AA-100P
Category
Medium & High Operating Pressure Differential Gauges with Switch
Available to Order
Also known as:120SA-00-O-AA-100PMIDWEST 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
120SA-00-O-AA-100P
Series
120
Type
120
Dial
2 1/2 in
NPT Female
1/4 in
Sensor Type
Piston
Gauge Accuracy
±3-2-3%
Housing Material
316 Stainless Steel
Certificate of Calibration
Not Included

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

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-100P) does not include a certificate of calibration.

Frequently Asked Questions

What is the MIDWEST INSTRUMENT 120SA-00-O-AA-100P differential pressure gauge with switch used for?

This gauge with switch is used to measure and control differential pressure in medium to high operating pressure systems. Common applications include filtration monitoring, pump protection, and flow measurement in industrial processes where a piston sensor and 316 stainless steel housing are required.

What are the specifications of the MIDWEST INSTRUMENT Series 120 differential pressure gauge?

The Series 120 model 120SA-00-O-AA-100P features a 2 1/2 in dial, 1/4 in NPT Female connection, piston sensor type, gauge accuracy of ±3-2-3%, and a 316 stainless steel housing. It does not include a certificate of calibration. This is a medium and high operating pressure differential gauge with switch.

Where to buy the MIDWEST INSTRUMENT 120SA-00-O-AA-100P worldwide?

3G Electric supplies the MIDWEST INSTRUMENT 120SA-00-O-AA-100P differential pressure gauge with switch worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install a MIDWEST INSTRUMENT piston-type differential pressure gauge with switch?

Mount the gauge using the 1/4 in NPT Female back connection, ensuring the piping is clean and free of debris. Apply thread sealant to prevent leaks. For the switch, follow standard wiring practices per the manufacturer's manual. Avoid over-torquing the housing. Calibrate per system requirements; note this model does not include a certificate of calibration.

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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Series 120 differential pressure gauge with switch, featuring a 2 1/2 in dial, 1/4 in NPT female back connections, and a piston sensor. Aluminum housing with ±3-2-3% accuracy. Suitable for monitoring and controlling differential pressure in medium to high operating pressure systems, such as filtration, pump protection, and flow monitoring
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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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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