MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator: 1,000 psig Max
The MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator (MPN 522S-015-LE) is a differential pressure indicator with switch, featuring a 1,000 psig maximum static pressure. It offers ±5% of Full Scale accuracy…
SKU 3G-OTH-174315
Need installation or engineering help?
Ask a question
Product Description
The MIDWEST INSTRUMENT 3-Color Differential Pressure Indicator (MPN 522S-015-LE) is a differential pressure indicator with switch, featuring a 1,000 psig maximum static pressure. It offers ±5% of Full Scale accuracy, with a Buna-N sensor and 316 Stainless Steel housing. The indicator uses three color-coded transition points: Green from 0 psid to 7.5 psid, Yellow from 7.5 psid to 11 psid, and Red from 11 psid to 15 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 alert via three color zones (green, yellow, red) that correspond to pressure ranges from 0 psid to 15 psid. It is suitable for applications requiring a maximum static pressure of 1,000 psig, such as filtration or flow monitoring.
What are the specifications of the MIDWEST INSTRUMENT 522S-015-LE?
The MIDWEST INSTRUMENT 522S-015-LE has a maximum static pressure of 1,000 psig, accuracy of ±5% of Full Scale, a Buna-N sensor, and a 316 Stainless Steel housing. Its transition points are 0 psid to 7.5 psid (green), 7.5 psid to 11 psid (yellow), and 11 psid to 15 psid (red).
Where to buy the MIDWEST INSTRUMENT 522S-015-LE worldwide?
You can source the MIDWEST INSTRUMENT 522S-015-LE through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. 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 pressure rating. Use appropriate fittings for the 316 Stainless Steel housing and ensure the Buna-N sensor is compatible with the process fluid. Follow standard piping practices to avoid over-torquing. Consult the manufacturer's manual for detailed guidance.
Used in
Common applications for MIDWEST INSTRUMENTMIDWEST 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.




