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MIDWEST INSTRUMENT 522A-025-LE Differential Pressure Indicator with Switch - Differential Pressure Indicators with Switch
MIDWEST INSTRUMENTDifferential Pressure Indicators with Switch

MIDWEST INSTRUMENT 522A-025-LE Differential Pressure Indicator with Switch

The MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator (MPN 522A-025-LE) is a differential pressure indicator with switch, featuring a maximum static pressure of 1,000 psig. It offers ±5% of Full Scale…

SKU 3G-OTH-174341

Also listed as: 522A025LE · 522A 025 LE

Brand
MIDWEST INSTRUMENT
Item
522A-025-LE Differential Pressure Indicator with Switch
Category
Differential Pressure Indicators with Switch
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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
522A-025-LE
Type
Static Pressure, 522
Accuracy
±5% of Full Scale
Sensor Material
Buna-N
Housing Material
Aluminum
Transition Points
0 psid to 11 psid (Green) / 11 psid to 18.5 psid (Yellow) / 18.5 psid to 25 psid (Red)

Technical Documents

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

Product Description

The MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator (MPN 522A-025-LE) is a differential pressure indicator with switch, featuring a maximum static pressure of 1,000 psig. It offers ±5% of Full Scale accuracy, with a Buna-N sensor and aluminum housing. The indicator uses three color-coded transition points: green from 0 psid to 11 psid, yellow from 11 psid to 18.5 psid, and red from 18.5 psid to 25 psid.

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 3-Color Differential Pressure Indicator used for?

This indicator is used to monitor differential pressure in industrial fluid systems, providing a visual three-color status (green, yellow, red) across a 0–25 psid range. It is commonly applied in filtration, pump, and hydraulic systems where operators need quick, at-a-glance condition alerts.

What are the specifications of the MIDWEST INSTRUMENT 522A-025-LE?

The MIDWEST INSTRUMENT 522A-025-LE has a maximum static pressure of 1,000 psig, accuracy of ±5% of Full Scale, a Buna-N sensor, and an aluminum housing. Its transition points are 0–11 psid (green), 11–18.5 psid (yellow), and 18.5–25 psid (red).

Where to buy the MIDWEST INSTRUMENT 522A-025-LE worldwide?

3G Electric supplies the MIDWEST INSTRUMENT 522A-025-LE 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 3-Color Differential Pressure Indicator?

Install the indicator in a clean, dry location within the system's rated static pressure. Use compatible fittings for the Buna-N sensor and aluminum housing. Follow standard piping practices to avoid over-torquing. Calibrate per the manufacturer's guidelines to ensure accurate ±5% readings.

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 differential pressure indicators 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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MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator: 1,000 psig Max. Static Pressure, 522 (MPN 522A-015-LE)
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MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator: 1,000 psig Max. Static Pressure, 522 (MPN 522A-015V-LE)
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MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator: 1,000 psig Max. Static Pressure, 522 (MPN 522A-050-LE)
Differential pressure indicator with switch for monitoring pressure differences in fluid systems. Features a Buna-N sensor and aluminum housing, with ±5% of full scale accuracy. Three color-coded transition points: green (0-11 psid), yellow (11-18.5 psid), and red (18.5-25 psid) for quick visual status assessment
MIDWEST INSTRUMENT
Differential pressure indicator with switch for monitoring pressure differences in fluid systems. Features a Buna-N sensor and aluminum housing, with ±5% of full scale accuracy. Three color-coded transition points: green (0-11 psid), yellow (11-18.5 psid), and red (18.5-25 psid) for quick visual status assessment
MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator: 1,000 psig Max. Static Pressure, 522 (MPN 522A-015-LA)
MIDWEST INSTRUMENT
MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator: 1,000 psig Max. Static Pressure, 522 (MPN 522A-015-LA)

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