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MIDWEST INSTRUMENT Series 142 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 142 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 142. It features a diaphragm sensor, a 2 1/2 in dial, and a 1/4…

SKU 3G-OTH-174564

Also listed as: 142SA00OAA10P · 142 SA 00 O AA 10P · 142-SA-00-O-AA-10P

Brand
MIDWEST INSTRUMENT
Item
Series 142 Differential Pressure Gauge with Switch
Category
Medium & High Operating Pressure Differential Gauges with Switch
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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
142-SA-00-O(AA)-10P
Series
142
Type
142, 2 1/2 in Dial (MPN 142-SA-00-O(AA)-10P)
NPT Female
1/4 in
Sensor Type
Diaphragm
Gauge Accuracy
±3-2-3%
Housing Material
316 Stainless Steel
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 & Switch: Back is a medium and high operating pressure differential gauge with switch from the Series 142. It features a diaphragm sensor, a 2 1/2 in dial, and a 1/4 in NPT female connection, with a gauge accuracy of ±3-2-3%. The housing is constructed from 316 Stainless Steel, and a certificate of calibration is not included.

Frequently Asked Questions

What is the MIDWEST INSTRUMENT 142-SA-00-O(AA)-10P differential pressure gauge and switch used for?

This instrument measures and switches on differential pressure in medium to high operating pressure systems. It is commonly used in industrial filtration, pump monitoring, and process control applications where a diaphragm sensor and 316 stainless steel housing are required for corrosion resistance.

What are the specifications of the MIDWEST INSTRUMENT 142-SA-00-O(AA)-10P?

The Series 142 gauge has a diaphragm sensor, 2 1/2 in dial, 1/4 in NPT female back connection, and gauge accuracy of ±3-2-3%. The housing is 316 stainless steel. A certificate of calibration is not included. The manufacturer part number is 142-SA-00-O(AA)-10P.

Where to buy the MIDWEST INSTRUMENT 142-SA-00-O(AA)-10P worldwide?

3G Electric supplies the MIDWEST INSTRUMENT 142-SA-00-O(AA)-10P differential pressure gauge and switch worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the MIDWEST INSTRUMENT 142-SA-00-O(AA)-10P differential pressure gauge and switch?

Mount the gauge using the 1/4 in NPT female back connection, ensuring the diaphragm sensor is not over-torqued. Install in a location free from excessive vibration and within the rated pressure range. For switch wiring, follow the manufacturer's terminal diagram. Always depressurize the system before installation.

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

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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Cross-referenced by specification & description
MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 142, 2 1/2 in Dial (MPN 142-SA-00-O(AA)-5P)
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MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 142, 2 1/2 in Dial (MPN 142-SA-00-O(AA)-5P)
This differential pressure gauge with switch from the Series 142 features a diaphragm sensor and a 2-1/2 in dial with ±3-2-3% accuracy. The 316 stainless steel housing and 1/4 in NPT female back connection suit medium to high operating pressure systems. Typical applications include industrial filtration, pump monitoring, and process control
MIDWEST INSTRUMENT
This differential pressure gauge with switch from the Series 142 features a diaphragm sensor and a 2-1/2 in dial with ±3-2-3% accuracy. The 316 stainless steel housing and 1/4 in NPT female back connection suit medium to high operating pressure systems. Typical applications include industrial filtration, pump monitoring, and process control
MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 142, 2 1/2 in Dial (MPN 142-SA-00-O(AA)-100H)
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MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 142, 2 1/2 in Dial (MPN 142-SA-00-O(AA)-100H)
MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 142, 2 1/2 in Dial (MPN 142-SA-00-O(AA)-20H)
MIDWEST INSTRUMENT
MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 142, 2 1/2 in Dial (MPN 142-SA-00-O(AA)-20H)
This differential pressure gauge with switch from the Series 142 features a diaphragm sensor and a 2 1/2 in dial. It has a 1/4 in NPT female back connection and a 316 stainless steel housing. Gauge accuracy is ±3-2-3%. Certificate of calibration is not included. Typical applications include monitoring filter condition, pump performance, and flow in industrial processes
MIDWEST INSTRUMENT
This differential pressure gauge with switch from the Series 142 features a diaphragm sensor and a 2 1/2 in dial. It has a 1/4 in NPT female back connection and a 316 stainless steel housing. Gauge accuracy is ±3-2-3%. Certificate of calibration is not included. Typical applications include monitoring filter condition, pump performance, and flow in industrial processes
Diaphragm-based differential pressure gauge with integrated switch for medium and high operating pressure systems. Features a 2 1/2 in dial, 1/4 in NPT female back connection, and 316 stainless steel housing. Accuracy is ±3-2-3%. Suitable for monitoring filter condition, pump protection, and flow measurement in industrial processes
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Diaphragm-based differential pressure gauge with integrated switch for medium and high operating pressure systems. Features a 2 1/2 in dial, 1/4 in NPT female back connection, and 316 stainless steel housing. Accuracy is ±3-2-3%. Suitable for monitoring filter condition, pump protection, and flow measurement in industrial processes

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