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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 2 1/2 in dial, 1/4 in NPT female connection…

SKU 3G-OTH-174561

Also listed as: 142SA00OAA5P · 142 SA 00 O AA 5P · 142-SA-00-O-AA-5P

Brand
MIDWEST INSTRUMENT
Item
Series 142 Differential Pressure Gauge with Switch
Category
Medium & High Operating Pressure Differential Gauges with Switch
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

MIDWEST INSTRUMENT
Manufacturer Part Number
142-SA-00-O(AA)-5P
Series
142
Type
142, 2 1/2 in Dial (MPN 142-SA-00-O(AA)-5P)
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 2 1/2 in dial, 1/4 in NPT female connection, and a diaphragm sensor type. The housing is made of 316 Stainless Steel, with a gauge accuracy of ±3-2-3%. A certificate of calibration is not included.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the MIDWEST INSTRUMENT 142-SA-00-O(AA)-5P differential pressure gauge used for?

This gauge with switch monitors and controls differential pressure in medium to high operating pressure systems. It is used in industrial filtration, pump monitoring, and HVAC applications where a diaphragm sensor and 316 stainless steel housing are required for corrosion resistance.

What are the specifications of the MIDWEST INSTRUMENT Series 142 differential pressure gauge?

The Series 142 gauge has a 2 1/2 in dial, 1/4 in NPT female connection, diaphragm sensor, and gauge accuracy of ±3-2-3%. The housing is 316 stainless steel. It includes a switch for alarm or control. Certificate of calibration is not included.

Where to buy the MIDWEST INSTRUMENT 142-SA-00-O(AA)-5P differential pressure gauge worldwide?

3G Electric supplies the MIDWEST INSTRUMENT 142-SA-00-O(AA)-5P differential pressure gauge with switch to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

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

Mount the gauge using the 1/4 in NPT female connection with appropriate thread sealant. Ensure the high-pressure port connects to the higher pressure side. Wire the switch per the manufacturer's diagram for alarm or control. Avoid over-torquing the 316 stainless steel housing.

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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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
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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
Diaphragm-based differential pressure gauge with integrated switch for medium to high operating pressure systems. Features a 2 1/2 in dial, 1/4 in NPT female back connection, and ±3-2-3% accuracy. Housing is 316 stainless steel. Suitable for industrial filtration, pump monitoring, and process control applications
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Diaphragm-based differential pressure gauge with integrated switch for medium to high operating pressure systems. Features a 2 1/2 in dial, 1/4 in NPT female back connection, and ±3-2-3% accuracy. Housing is 316 stainless steel. Suitable for industrial filtration, pump monitoring, and process control applications
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)
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
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)
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
MIDWEST INSTRUMENT
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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This Series 120 differential pressure gauge with switch monitors and controls differential pressure in medium to high operating pressure systems. It features a 2 1/2 in dial, 1/4 in NPT female back connection, aluminum housing, and piston sensor with ±3-2-3% accuracy. Suitable for filtration, pump, and HVAC applications
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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 2 1/2 in dial, 1/4 in NPT female connections, a piston sensor, and an aluminum housing. Gauge accuracy is ±3-2-3%. Suitable for monitoring pressure differences in filtration, flow measurement, and pump systems
This differential pressure gauge with switch from the Series 120 features a 2 1/2 in dial, 1/4 in NPT female back connection, and a piston sensor. The aluminum housing and ±3-2-3% accuracy make it suitable for monitoring and controlling differential pressure in medium to high operating pressure systems such as filtration, pump monitoring, and process control. Certificate of calibration not included
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This differential pressure gauge with switch from the Series 120 features a 2 1/2 in dial, 1/4 in NPT female back connection, and a piston sensor. The aluminum housing and ±3-2-3% accuracy make it suitable for monitoring and controlling differential pressure in medium to high operating pressure systems such as filtration, pump monitoring, and process control. Certificate of calibration not included
This differential pressure gauge with switch is designed for medium to high operating pressure systems. It features a 2 1/2 in dial, 1/4 in NPT female back connections, a piston sensor, and an aluminum housing. Gauge accuracy is ±3-2-3%. Certificate of calibration is not included. Typical applications include industrial filtration, pump monitoring, and HVAC systems
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This differential pressure gauge with switch is designed for medium to high operating pressure systems. It features a 2 1/2 in dial, 1/4 in NPT female back connections, a piston sensor, and an aluminum housing. Gauge accuracy is ±3-2-3%. Certificate of calibration is not included. Typical applications include industrial filtration, pump monitoring, and HVAC systems
This Series 240 differential pressure gauge with switch is designed for medium and high operating pressure applications. It features a diaphragm sensor, 316 stainless steel housing, and 1/4 in NPT female connection. The gauge accuracy is ±3-2-3% and the enclosure is rated IP65 4X. Typical uses include monitoring and controlling differential pressure in filtration, flow measurement, and pump systems
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Medium and high operating pressure differential gauge with switch from the Series 142. Features a diaphragm sensor, aluminum housing, and 2 1/2 in dial with ±3-2-3% accuracy. 1/4 in NPT Female back connection. Used for monitoring and switching on differential pressure in HVAC, filtration, pump, and process control systems
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Medium and high operating pressure differential gauge with switch from the Series 142. Features a diaphragm sensor, aluminum housing, and 2 1/2 in dial with ±3-2-3% accuracy. 1/4 in NPT Female back connection. Used for monitoring and switching on differential pressure in HVAC, filtration, pump, and process control systems
Series 240 differential pressure gauge with integrated switch for medium and high operating pressure applications. Features a diaphragm sensor, 316 stainless steel housing, 1/4 in NPT female connection, and gauge accuracy of ±3-2-3%. Rated IP65 4X for environmental protection. Suitable for monitoring differential pressure in filtration, flow, and pump systems
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Series 240 differential pressure gauge with integrated switch for medium and high operating pressure applications. Features a diaphragm sensor, 316 stainless steel housing, 1/4 in NPT female connection, and gauge accuracy of ±3-2-3%. Rated IP65 4X for environmental protection. Suitable for monitoring differential pressure in filtration, flow, and pump systems