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Products We Offer

United Electric Controls provides pressure, differential pressure, and temperature transmitters, switches, temperature sensors, and controls for critical safety, alarm and shutdown functions demanded by the heavy process industries.


With over 80 years of knowledge designed into our application specific products, manufactured with proven processes under the watchful eyes of 3rd party auditors, customers in the Chemical & Petrochemical, Oil & Gas, Power, Water & Wastewater, and the original equipment manufacturers (OEM) that serve them are assured out-of-the box performance.


We supply a broad line of products from the simple skeleton frame type for OEM applications to legacy electromechanical products, state-of-the-art full digital field configurable electronic products to custom engineered devices for discriminating users with unique specifications.


We construct devices for general purpose and hazardous area locations with approvals certifying its suitability for all regions of the world including USA, Canada, Europe, Russia, China, Korea, Mexico, Taiwan, and other countries.  And, with the increasing quest to improve safety after the disasters in the Chemical and O&G industry, an increasing number of our products meet IEC 61508 certified exida for SIL2 and SIL 3 applications.


After reviewing our broad product line, please use UE’s on-line Product Selector to identify the appropriate model for your application. Read our White Papers to learn more about UE products or visit our Technical Brochure Page for further product information.

Wireless capability

Field interchangeable toxic and combustible gas sensors

Easy calibration and operation

Interoperable with existing WirelessHART networks and asset management

   systems (AMS)

5- year battery life*

Heavy duty design with Class 1, Div 1 & 2 hazardous location approvals


    * Affected by polling frequency


Multi-function Device - Does the Work of 3 (analog output, switch, gauge)

Best-in-Class Transmitter with a High or Low Level Switch Output

Safety Model: Exida Certified Device for SIL 2 & 3 Safety Functions

Affordably Priced

SIS Applications and Industries with Hazardous Locations Typical in the O&G,

   Chemical, and the Petrochemical Industries


Digital process and status display

Fully adjustable set point and deadband

Multiple sensor types and ranges –

  •   Gage pressure from full vacuum up to 6000 psi (413,7 bar)
  •   Differential pressure up to 200 psid (13,8 bar d)
  •   RTD temperature from -300 to 1,000°F (-184 to 538°C)

3 models to choose from

  •  2-wire low power single switch (only)
  •   Loop-powered Hart Transmitter plus 2 solid-state relays
  •   Loop-powered Hart Transmitter (only)


Available with HART Communication Protocol for Easy Configuration

Extremely High Pressure typical in Casing and BOP Pressure Measurement

Corrosion Resistant Construction to Withstand Offshore Conditions

Enhanced Zero Stability to Reduce Nuisance Trips

O&G and W&WW Industry


Cost Effective

Explosion-Proof Class I Division 1 & 2

Available Intrinsically Safe Zone 0

Worldwide Approvals in a Single Unit

O&G (upstream, midstream, and Downstream),  Chemical and Petrochemical

   Industries, and Skid, Panel and equipment suppliers serving these industries


Low Cost

Non-hazardous Ordinary Locations

Worldwide General Purpose Location Approvals

Power Generation, Water & Wastewater Industry, and Rotating Equipment




Basic Approvals

Quality Commercial Grade Devices


Applied Sensor Technologies manufactures a wide range of temperature sensor assemblies and accessories for the industrial market.


RTD, Thermistors, Thermocouples, Integrated Circuit Sensors

Fast Customer Response

High Volume

Power Generation, Food & Beverage, and Defense Industries

Precision Sensors, a Division of United Electric Controls, provides reliable, cost effective Pressure Switches, and Sensors, Flow Switches, Temperature Switches and Sensors.


Aerospace and Military Switches and Sensors

Semiconductor Process Switches and Sensors

Low Pressure Switches

Product Certifications

Visit our product certification page to learn more about our product industry approvals.

Learn More

Tel:  (617) 926-1000

Fax: (617) 926-4354

Do you have a  customer service or technical question?  Please email us and we will get back to you.

180 Dexter Avenue, Watertown, MA  02472-4200