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 Level Controls


the only one in the industry






  Princo offers RF capacitance (admittance) level controls for virtually every application. With our exclusive 10 year warranty, Princo RF level controls provide an unbeatable value.  



  The Princo Non-Intrusive - NULL-KOTE™ Presence/Absence Detector is an  obstruction-less sensing system that monitors the presence or absence of liquids or solids in all types of process systems, especially suitable for Run-Dry Protection of progressive cavity and positive displacement pumps.  




Chinese ICC Announcement

Princo Instruments, Inc. is pleased to announce that it has entered into an International Cooperating Company agreement with

Shanghai Xiongfeng Automation Control Engineering Company Ltd.

Frightening Flow Measurement Impact of Spiders

Reprinted from PROCESSING Magazine's 2005 Flowmeter Handbook

Wood Chip Level in Horizontal Silo

SmartSonic proves itself on bizarre application

Coal Silo Level Measurement Successful

SmartSonic works well in dusty coal at BYU


Along Came a Spider and still

SmartSonic Open Channel Flowmeter Performs

Sanitary 2-Wire SmartSonic

3-A approved ultrasonic level transmitter

3-A Approved Sanitary Sensing Probes

for biotech, food, pharmaceutical, and cosmetic applications

Flour Mill Level Control Problem Solved

at Cargill Flour Mill in Port of Albany, NY

It really works! Even on Kitty Litter!!

L4660 SmartSonic for Bulk Solids

Reliable on 50' Kitty Litter Storage Silos

Textile Dye House - Corrosive and Nasty

L2000 Level Controls Proves Reliable for Dye Tub System Control

NEMA 4X Loop-Powered Digital Meter

2 Wire 3-1/2 Digit Bright LED Display

For other Princo Products visit our website at




PH:215-355-1500 ~  FAX: 215-355-7766

1020 Industrial Boulevard - Southampton, PA 18966 

Revised: 12/10/2010

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