CE Compliant certified

CE Compliant

Valve Position Potentiometers for Flow & Process Control

Valve position potentiometers provide precise feedback for automated flow and process control systems. These motorized potentiometers combine precision resistive elements with integrated motors and slip clutch protection, enabling remote positioning and monitoring of control valves. Available in single-turn, 10-turn, wirewound, and conductive plastic configurations with AC or DC motors, they deliver reliable performance across diverse industrial automation applications.

10 turn wirewound - 2 Watt - 1K/1K, 2K/2K, 5K/5K, 10K/10K, 2K/3K, 5K/10K - 1 1/4″Dia x 5 3/4″ L
10 turn wirewound - 5 Watt - 100 ohm to 100K Normal 1K - 2″ Square x 6 3/4″ L
10 turn wirewound - 2 Watt - 5K/5K/5K normal. Others available. - 1 1/4″Dia x 7″ L
Single turn Conductive plastic - 1 Watt - 50 ohm to 20K Standard - 1 3/8″ Dia x 3.76″L 5.5″L
Single turn wirewound - 0.5 Watt - 1K/1K, 2K/2K, 3K/3K, 5K/5K, 5K/10K, 10K/10K - 1.5″ x 5.25″ L
10 turn wirewound - 2 Watt - 1K/1K, 2K/2K, 3K/3K, 5K/5K, 5K/10K, 10K/10K - 1.5″ x 6″ L
10 turn wirewound - 2 Watt - 100 ohm to 100K - 1 1/4″Dia x 4 3/4″ L
10 turn wirewound - 2 Watt - 100 ohm to 100K - 1.5″ x 6 3/4″ L
3 turn hybrid - 1 Watt - 1K to 100K - 7/8″Dia x 4 3/4″ L
Single turn wirewound - 0.5 Watt - 10 ohm to 20K - 1 3/8″ Dia x 3.76″L Dual 4.25″L
10 turn wirewound - 5 Watt - 10 ohm to 100K - 2″ square x 8.5″ L
Single turn conductive plastic - 2 Watt - 1K to 100K - 2″ square x 4″ L
10 turn wirewound - 2 Watt - 100 ohm to 100K - 1 1/4″Dia x 6″ L
Single turn wirewound - 0.5 Watt - 10 ohm to 20K - 2″ x 5.25″ L
Single turn Conductive plastic - 1 Watt - 500 ohm to 100K - 1 1/4″Dia X 5.4″L
Single turn wirewound - 0.5 Watt - 10 ohm to 20K - 1.5″ x 5″ L
Single turn conductive plastic - 1 Watt - 500 ohm to 20K Standard - 1.5″ x 5″ L
Single turn conductive plastic - 2 Watt - 500 ohm to 100K - 2″ square x 4 1/4″ L
10 turn wirewound - 2 Watt - 100 ohm to 100K - 1.5″ x 5″ L
10 turn wirewound - 2 Watt - 100 ohm to 100K - 1.5″ x 5 1/4″ L
AC Motorized Potentiometers
10 turn wirewound - 2 Watt - 100 ohm to 100K - 1 3/8″Dia x 4″ L
10 turn wirewound - 2 Watt - 100 ohm to 100K - 7/8″ Dia x 4 3/4″ L
10 turn wirewound - 2 Watt - 100 ohm to 100K - 1.5″ x 6 1/2″ L
DC Motorized Potentiometer
Single turn conductive plastic - 1 Watt - 500 ohm to 20K Standard - 1.5″ x 4 3/4″ L
10 turn wirewound - 2 Watt - 100 ohm to 100K - *
25 watt with DC motor
50 watt with DC motor
100 watt with 115 VAC motor
Motorized Rheostats
25 watt with 115 VAC motor
50 watt with 115 VAC motor

Our Range of Products
10 turn wirewound - 2 Watt - 1K/1K, 2K/2K, 5K/5K, 10K/10K, 2K/3K, 5K/10K - 1 1/4″Dia x 5 3/4″ L

10 turn wirewound - 2 Watt - 1K/1K, 2K/2K, 5K/5K, 10K/10K, 2K/3K, 5K/10K - 1 1/4″Dia x 5 3/4″ L

  • Dual gang for feedback control
  • 2 million turns durability
  • Slip clutch protection
10 turn wirewound - 5 Watt - 100 ohm to 100K Normal 1K - 2″ Square x 6 3/4″ L

10 turn wirewound - 5 Watt - 100 ohm to 100K Normal 1K - 2″ Square x 6 3/4″ L

  • 5 Watt high power rating
  • Ball bearing construction
  • 2 million turns life
10 turn wirewound - 2 Watt - 5K/5K/5K normal. Others available. - 1 1/4″Dia x 7″ L

10 turn wirewound - 2 Watt - 5K/5K/5K normal. Others available. - 1 1/4″Dia x 7″ L

  • Triple gang potentiometer
  • Custom resistance options
  • DC motor with 8 RPM choices
Single turn Conductive plastic - 1 Watt - 50 ohm to 20K Standard - 1 3/8″ Dia x 3.76″L 5.5″L

Single turn Conductive plastic - 1 Watt - 50 ohm to 20K Standard - 1 3/8″ Dia x 3.76″L 5.5″L

  • 10 million turns life expectancy
  • Conductive plastic element
  • Gold plated terminals
Single turn wirewound - 0.5 Watt - 1K/1K, 2K/2K, 3K/3K, 5K/5K, 5K/10K, 10K/10K - 1.5″ x 5.25″ L

Single turn wirewound - 0.5 Watt - 1K/1K, 2K/2K, 3K/3K, 5K/5K, 5K/10K, 10K/10K - 1.5″ x 5.25″ L

  • Single turn wirewound design
  • Dual gang feedback system
  • 115 VAC reversible motor
10 turn wirewound - 2 Watt - 1K/1K, 2K/2K, 3K/3K, 5K/5K, 5K/10K, 10K/10K - 1.5″ x 6″ L

10 turn wirewound - 2 Watt - 1K/1K, 2K/2K, 3K/3K, 5K/5K, 5K/10K, 10K/10K - 1.5″ x 6″ L

  • High resolution wirewound element
  • Circuit board with capacitor
  • Heavy duty AC motor

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Frequently Asked Questions

What is a valve position transmitter?

A valve position transmitter converts valve stem position into an electrical signal for monitoring and feedback control in automated systems.

How to determine valve position?

What is a valve position indicator?

What's the difference between AC and DC motorized potentiometers?

How long do motorized potentiometers last?

Can motorized potentiometers be adjusted manually?

What resistance values are available?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Industrial Automation

Industrial Automation

Precise valve positioning and feedback control for automated manufacturing processes and production lines

Process Control

Process Control

Continuous monitoring and adjustment of flow rates in chemical processing and refinement operations

Oil & Gas

Oil & Gas

Remote valve control and position feedback for oil rigs, refineries, and pipeline flow management systems

Power Generation

Power Generation

Critical valve positioning for steam control, fuel management, and turbine regulation in power plants

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Industrial Automation Engineers Choose On Line Controls, Inc.

Four Decades of Precision Engineering

Over 44 years manufacturing motorized potentiometers with Swiss-made motors and geartrains. Our products deliver proven reliability with life expectancies up to 50 million turns.

Made in USA with Worldwide Support

All products manufactured at our Shrewsbury, MA facility with direct worldwide sales. Three-year warranty on parts and labor with unlimited technical phone support.

Built-In Protection & Customization

Every unit features slip clutch protection to prevent damage and allow manual adjustment. Available in AC/DC motors, single/dual/triple gang configurations, and custom specifications.

Get Expert Guidance on Valve Position Potentiometers

Request a quote and our experienced team will help you select the optimal configuration for your application. Expect a response within 24 hours with technical specifications and pricing.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 978-562-5353. You can also send us a quick email at olc@onlinecontrols.com