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MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 120 - Medium & High Operating Pressure Differential Gauges with Switch
MIDWEST INSTRUMENTMedium & High Operating Pressure Differential Gauges with Switch

MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 120

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-174573

Also listed as: 120SA00OCA15P · 120 SA 00 O CA 15P · 120-SA-00-O-CA-15P

Brand
MIDWEST INSTRUMENT
Item
Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 120
Category
Medium & High Operating Pressure Differential Gauges with Switch
Available to Order
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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
120-SA-00-O(CA)-15P
Series
120
Type
120, 2 1/2 in Dial (MPN 120-SA-00-O(CA)-15P)
NPT Female
1/4 in
Sensor Type
Piston
Gauge Accuracy
±3-2-3%
Housing Material
316L 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 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 316L Stainless Steel. This model (MPN 120-SA-00-O(CA)-15P) does not include a certificate of calibration.

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 120-SA-00-O(CA)-15P differential pressure gauge and switch used for?

This gauge and switch monitors and controls differential pressure in medium and high operating pressure systems. It is used in industrial applications such as filtration, pump monitoring, and flow measurement where a piston sensor provides reliable switching and local indication.

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

The Series 120 model 120-SA-00-O(CA)-15P has a 2 1/2 in dial, 1/4 in NPT Female connection, piston sensor, gauge accuracy of ±3-2-3%, and a 316L Stainless Steel housing. It does not include a certificate of calibration.

Where to buy the MIDWEST INSTRUMENT 120-SA-00-O(CA)-15P differential pressure gauge worldwide?

3G Electric supplies the MIDWEST INSTRUMENT 120-SA-00-O(CA)-15P differential pressure gauge and switch to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive the correct Series 120 piston-type gauge for your application.

How to install a MIDWEST INSTRUMENT Series 120 differential pressure gauge with switch?

Mount the gauge using the 1/4 in NPT Female back connection, ensuring proper sealing and orientation for readability. Connect electrical wiring per the switch rating, and verify the piston sensor moves freely. Follow standard piping practices for differential pressure instruments to avoid overpressure.

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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Medium and high operating pressure differential gauge with switch from the Series 120. Features a piston sensor, 2 1/2 in dial, 1/4 in NPT Female connection, and ±3-2-3% accuracy. Housing is 316L stainless steel. Certificate of calibration not included. Used for monitoring differential pressure in industrial systems such as filtration, pump protection, and flow measurement
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Medium and high operating pressure differential gauge with switch from the Series 120. Features a piston sensor, 2 1/2 in dial, 1/4 in NPT Female connection, and ±3-2-3% accuracy. Housing is 316L stainless steel. Certificate of calibration not included. Used for monitoring differential pressure in industrial systems such as filtration, pump protection, and flow measurement
MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 120, 2 1/2 in Dial (MPN 120-SA-00-O(CA)-5P)
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This medium and high operating pressure differential gauge with switch features a piston sensor and a 2 1/2 in dial with ±3-2-3% accuracy. The 316L stainless steel housing and 1/4 in NPT female back connection suit industrial applications such as filtration monitoring, pump protection, and flow measurement. No certificate of calibration included
MIDWEST INSTRUMENT
This medium and high operating pressure differential gauge with switch features a piston sensor and a 2 1/2 in dial with ±3-2-3% accuracy. The 316L stainless steel housing and 1/4 in NPT female back connection suit industrial applications such as filtration monitoring, pump protection, and flow measurement. No certificate of calibration included
Medium and high operating pressure differential gauge with switch, featuring a piston sensor and 2 1/2 in dial. Housing is 316L stainless steel with 1/4 in NPT female connection. Gauge accuracy is ±3-2-3%. Suitable for monitoring differential pressure in industrial processes such as filtration and pump protection
MIDWEST INSTRUMENT
Medium and high operating pressure differential gauge with switch, featuring a piston sensor and 2 1/2 in dial. Housing is 316L stainless steel with 1/4 in NPT female connection. Gauge accuracy is ±3-2-3%. Suitable for monitoring differential pressure in industrial processes such as filtration and pump protection
Medium and high operating pressure differential gauge with switch, featuring a piston sensor and a 2 1/2 in dial. The 316L stainless steel housing and 1/4 in NPT female connection suit industrial filtration, pump protection, and flow measurement applications. Accuracy is ±3-2-3%. Certificate of calibration not included
MIDWEST INSTRUMENT
Medium and high operating pressure differential gauge with switch, featuring a piston sensor and a 2 1/2 in dial. The 316L stainless steel housing and 1/4 in NPT female connection suit industrial filtration, pump protection, and flow measurement applications. Accuracy is ±3-2-3%. Certificate of calibration not included
MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 120, 2 1/2 in Dial (MPN 120-AA-00-O(CA)-100P)
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MIDWEST INSTRUMENT Differential Pressure Gauge & Switch: Back, 1/4 in NPT Female, 120, 2 1/2 in Dial (MPN 120-AA-00-O(CA)-100P)

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