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MIDWEST INSTRUMENT 555A-12.0 Differential Pressure Indicator, 3-Color, 0-12 psid - Differential Pressure Indicators
MIDWEST INSTRUMENTDifferential Pressure Indicators

MIDWEST INSTRUMENT 555A-12.0 Differential Pressure Indicator, 3-Color, 0-12 psid

The MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator (MPN 555A-12.0) is a differential pressure indicator with a maximum static pressure of 300 psig. It features an accuracy of ±5% (0-3.5 psid to 0-43…

SKU 3G-OTH-174414

Also listed as: 555A120 · 555A 12 0 · 555A-12-0

Brand
MIDWEST INSTRUMENT
Item
555A-12.0 Differential Pressure Indicator, 3-Color, 0-12 psid
Part Number
555A-12.0
Category
Differential Pressure Indicators
Available to Order
Also known as:555A-12.0MIDWEST INSTRUMENT
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Technical Specifications

MIDWEST INSTRUMENT
Manufacturer Part Number
555A-12.0
Type
Static Pressure, 555A
Accuracy
±5% (0-3.5 psid to 0-43 psid)
Sensor Material
Buna-N
Housing Material
Glass-Filled Nylon
Transition Points
0 psid to 6 psid (Green) / 6 psid to 9 psid (Yellow) / 9 psid to 12 psid (Red)

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

Product Description

The MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator (MPN 555A-12.0) is a differential pressure indicator with a maximum static pressure of 300 psig. It features an accuracy of ±5% (0-3.5 psid to 0-43 psid), a Buna-N sensor, and a glass-filled nylon housing. The indicator uses three color transition points: green from 0 psid to 6 psid, yellow from 6 psid to 9 psid, and red from 9 psid to 12 psid.

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, such as filtration, pumping, and hydraulic applications. The three-color display provides a quick visual reference: green (0-6 psid), yellow (6-9 psid), and red (9-12 psid), helping operators identify filter loading or system changes at a glance.

What are the specifications of the MIDWEST INSTRUMENT 555A-12.0?

The MIDWEST INSTRUMENT 555A-12.0 has a maximum static pressure of 300 psig, accuracy of ±5% (0-3.5 psid to 0-43 psid), a Buna-N sensor, and a glass-filled nylon housing. Transition points are 0-6 psid (green), 6-9 psid (yellow), and 9-12 psid (red). The manufacturer part number is 555A-12.0.

Where to buy the MIDWEST INSTRUMENT 555A-12.0 worldwide?

3G Electric supplies the MIDWEST INSTRUMENT 555A-12.0 worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time. We source and deliver this differential pressure indicator to customers in any country.

How to install the MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator?

Install the indicator in a clean, dry location within the system's pressure rating. Use appropriate fittings and sealant on connections to prevent leaks. Ensure the indicator is mounted vertically for accurate color transition readings. Refer to the manufacturer's manual for specific torque and orientation guidelines. Always depressurize the system before installation.

Used in

Common applications for MIDWEST INSTRUMENT
Oil and gas processing — Series 120 differential pressure gauges with piston sensors for high-pressure filter monitoring
Chemical processing — Series 140 differential pressure gauges with 316 stainless steel housing for corrosive media
Water treatment — Series 130 differential pressure gauges with glass-reinforced plastic housing for pump differential pressure
HVAC and building automation — 522P-015-LA differential pressure indicator with switch for filter status monitoring
Power generation — Series 142 differential pressure gauges with diaphragm sensors for flow measurement in cooling systems
Pharmaceutical manufacturing — Midwest Instrument differential pressure gauges with 316 stainless steel wetted parts for clean processes
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MIDWEST INSTRUMENT Products

3G Electric supplies MIDWEST INSTRUMENT differential pressure indicators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Static pressure indicator with three color-coded transition points: green (0-3 psid), yellow (3-4 psid), and red (4-5 psid). Accuracy ±5% of full scale. Viton sensor, acetal plastic housing. Suitable for monitoring filter condition, pump performance, or process pressure differentials

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