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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 4 1/2 in dial, and a…

SKU 3G-OTH-174600

Also listed as: 120SC00OAA100P · 120SC 00 O AA 100P

Brand
MIDWEST INSTRUMENT
Item
Series 120 Differential Pressure Gauge with Switch
Category
Medium & High Operating Pressure Differential Gauges with Switch
Available to Order
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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
120SC-00-O-AA-100P
Series
120
Type
120
Dial
4 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

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 120. It features a piston sensor type, a 4 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. 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 120SC-00-O-AA-100P differential pressure gauge with switch 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 protection, and process monitoring applications where a piston sensor provides reliable measurement and a switch triggers alarms or shutdowns.

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

The Series 120 model 120SC-00-O-AA-100P features a piston sensor, 4 1/2 in dial, 1/4 in NPT Female back connection, and 316 Stainless Steel housing. Gauge accuracy is ±3-2-3%. Certificate of calibration is not included. It is a medium and high operating pressure differential gauge with switch.

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

3G Electric supplies the MIDWEST INSTRUMENT 120SC-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 the MIDWEST INSTRUMENT Series 120 differential pressure gauge with switch?

Install the gauge with the 1/4 in NPT Female connection into a compatible port, ensuring proper sealing. Mount the 4 1/2 in dial in a location free from vibration and extreme temperatures. Wire the switch per the manufacturer's diagram. Calibrate the setpoint using a known pressure source. Always follow standard industrial safety practices.

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
This medium and high operating pressure differential gauge with switch from the Series 120 features a 4 1/2 in dial, 1/4 in NPT female back connection, and a piston sensor. The housing is 316 stainless steel with ±3-2-3% accuracy. Used to measure and control differential pressure in industrial processes such as monitoring filter condition, pump performance, and flow
MIDWEST INSTRUMENT
This medium and high operating pressure differential gauge with switch from the Series 120 features a 4 1/2 in dial, 1/4 in NPT female back connection, and a piston sensor. The housing is 316 stainless steel with ±3-2-3% accuracy. Used to measure and control differential pressure in industrial processes such as monitoring filter condition, pump performance, and flow
This differential pressure gauge with switch from the Series 120 is designed for medium to high operating pressure systems. It features a 4 1/2 in dial, 1/4 in NPT female back connection, and a piston sensor. The housing is 316 stainless steel, with gauge accuracy of ±3-2-3%. Certificate of calibration not included
MIDWEST INSTRUMENT
This differential pressure gauge with switch from the Series 120 is designed for medium to high operating pressure systems. It features a 4 1/2 in dial, 1/4 in NPT female back connection, and a piston sensor. The housing is 316 stainless steel, with gauge accuracy of ±3-2-3%. Certificate of calibration not included
This medium and high operating pressure differential gauge with switch from the Series 120 features a 4 1/2 in dial, 1/4 in NPT female back connection, and a piston sensor. The 316 stainless steel housing provides corrosion resistance in demanding environments. Accuracy is ±3-2-3%. The integrated switch enables alarm or control output at a set point for monitoring differential pressure in hydraulic, pneumatic, and filtration systems
MIDWEST INSTRUMENT
This medium and high operating pressure differential gauge with switch from the Series 120 features a 4 1/2 in dial, 1/4 in NPT female back connection, and a piston sensor. The 316 stainless steel housing provides corrosion resistance in demanding environments. Accuracy is ±3-2-3%. The integrated switch enables alarm or control output at a set point for monitoring differential pressure in hydraulic, pneumatic, and filtration systems
MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 120, 4 1/2 in Dial (MPN 120SC-00-O-AA-25P)
MIDWEST INSTRUMENT
MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 120, 4 1/2 in Dial (MPN 120SC-00-O-AA-25P)
MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 120, 4 1/2 in Dial (MPN 120SC-00-O-AA-50P)
MIDWEST INSTRUMENT
MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 120, 4 1/2 in Dial (MPN 120SC-00-O-AA-50P)
This differential pressure gauge with switch from the Series 120 features a 4 1/2 in dial, 1/4 in NPT female connection, and a piston sensor. It has an accuracy of ±3-2-3% and a 316 stainless steel housing. Suitable for monitoring and switching differential pressure in medium to high operating pressure systems such as industrial filtration, pump monitoring, and hydraulic applications
MIDWEST INSTRUMENT
This differential pressure gauge with switch from the Series 120 features a 4 1/2 in dial, 1/4 in NPT female connection, and a piston sensor. It has an accuracy of ±3-2-3% and a 316 stainless steel housing. Suitable for monitoring and switching differential pressure in medium to high operating pressure systems such as industrial filtration, pump monitoring, and hydraulic applications

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Medium and high operating pressure differential gauge with switch from the Series 220. Features a piston sensor type, 316 stainless steel housing, and gauge accuracy of ±3-2-3%. Connections are 1/4 in NPT female with an IP65 4X rating. Suitable for monitoring and controlling differential pressure in industrial filtration, pump protection, and flow monitoring systems
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Medium and high operating pressure differential gauge with switch from the Series 220. Features a piston sensor type, 316 stainless steel housing, and gauge accuracy of ±3-2-3%. Connections are 1/4 in NPT female with an IP65 4X rating. Suitable for monitoring and controlling differential pressure in industrial filtration, pump protection, and flow monitoring systems
Medium and high operating pressure differential gauge with switch from the Series 120. Features a 4 1/2 in dial, 1/4 in NPT female connection, piston sensor, and 316 stainless steel housing. Accuracy is ±3-2-3%. Suitable for monitoring and switching in filtration, pump, and hydraulic systems
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Medium and high operating pressure differential gauge with switch from the Series 120. Features a 4 1/2 in dial, 1/4 in NPT female connection, piston sensor, and 316 stainless steel housing. Accuracy is ±3-2-3%. Suitable for monitoring and switching in filtration, pump, and hydraulic systems
This differential pressure gauge with switch from the Series 220 uses a piston sensor and a 316 stainless steel housing. It has 1/4 in NPT female connections, an IP65 4X enclosure rating, and a gauge accuracy of ±3-2-3%. Typical applications include monitoring differential pressure in medium to high pressure systems for filtration, pump protection, and flow measurement
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This differential pressure gauge with switch from the Series 220 uses a piston sensor and a 316 stainless steel housing. It has 1/4 in NPT female connections, an IP65 4X enclosure rating, and a gauge accuracy of ±3-2-3%. Typical applications include monitoring differential pressure in medium to high pressure systems for filtration, pump protection, and flow measurement
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
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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. 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
This differential pressure gauge with switch from the Series 220 is designed for medium to high operating pressure systems. It features a piston sensor, 316 stainless steel housing, and 1/4 in NPT female connections. The gauge accuracy is ±3-2-3% and the enclosure is rated IP65 4X. Typical applications include monitoring differential pressure in filtration, pump systems, and flow measurement in industrial processes
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This differential pressure gauge with switch from the Series 220 is designed for medium to high operating pressure systems. It features a piston sensor, 316 stainless steel housing, and 1/4 in NPT female connections. The gauge accuracy is ±3-2-3% and the enclosure is rated IP65 4X. Typical applications include monitoring differential pressure in filtration, pump systems, and flow measurement in industrial processes
This medium and high operating pressure differential gauge integrates a switch for monitoring and control. It features a 2 1/2 in dial, 1/4 in NPT female connection, diaphragm sensor, and 316 stainless steel housing. Accuracy is ±3-2-3%. Suitable for industrial filtration, pump monitoring, and process control applications
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This medium and high operating pressure differential gauge integrates a switch for monitoring and control. It features a 2 1/2 in dial, 1/4 in NPT female connection, diaphragm sensor, and 316 stainless steel housing. Accuracy is ±3-2-3%. Suitable for industrial filtration, pump monitoring, and process control applications
This differential pressure gauge with switch from the Series 240 uses a diaphragm sensor and 316 stainless steel housing. It has a 1/4 in NPT female connection, ±3-2-3% accuracy, and an IP65 4X enclosure rating. Suitable for monitoring and controlling differential pressure in medium to high pressure systems such as filtration, pump monitoring, and flow measurement
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This differential pressure gauge with switch from the Series 240 uses a diaphragm sensor and 316 stainless steel housing. It has a 1/4 in NPT female connection, ±3-2-3% accuracy, and an IP65 4X enclosure rating. Suitable for monitoring and controlling differential pressure in medium to high pressure systems such as filtration, pump monitoring, and flow measurement
This Series 240 differential pressure gauge with switch features a diaphragm sensor and a 316 stainless steel housing. It has a 1/4 in NPT female connection, IP65 4X rating, and gauge accuracy of ±3-2-3%. Suitable for measuring and switching on differential pressure in medium to high operating pressure systems, commonly used in industrial filtration, pump monitoring, and process control
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