CE Compliant certified

CE Compliant

USA-Made Motorized Potentiometer Manufacturer

On Line Controls manufactures precision motorized potentiometers and rheostats designed for automating analog-driven devices across industrial applications. Our USA-made products feature Swiss-engineered motors, slip clutch protection, and life expectancies ranging from 500,000 to 50 million turns. Available in AC/DC configurations with wirewound, conductive plastic, and hybrid elements, our motorized potentiometers deliver reliable proportional control for automation, feedback systems, and process control applications worldwide.

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

Our Range of Products
AC Motorized Potentiometers

AC Motorized Potentiometers

  • 115 VAC reversible motor
  • Starting capacitor included
  • Circuit board options available
DC Motorized Potentiometer

DC Motorized Potentiometer

  • Swiss motors & geartrains
  • Built-in slip clutch protection
  • Up to 10M turns life
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
  • Gold plated terminals
  • Dual gang configurations
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 - 7/8″ Dia x 4 3/4″ L

  • 2 million turns durability
  • Space-saving design
  • Multiple RPM options
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 1/4″Dia x 4 3/4″ L

  • Rugged open-frame cage design
  • 2 million turns life expectancy
  • Manual adjustment capable
Single turn conductive plastic - 1 Watt - 500 ohm to 20K Standard - 1.5″ x 4 3/4″ L

Single turn conductive plastic - 1 Watt - 500 ohm to 20K Standard - 1.5″ x 4 3/4″ L

  • 20 million turns life
  • Anodized aluminum housing
  • AC motor operation

Showing 1 to 6 of 33 results

Frequently Asked Questions

What is the typical life expectancy of motorized potentiometers?

Life expectancy ranges from 500,000 turns for wirewound elements to 50 million turns for conductive plastic elements, depending on the configuration and application.

Can motorized potentiometers be adjusted manually?

What voltage options are available for motorized potentiometers?

What is the difference between wirewound and conductive plastic elements?

What RPM options are available?

Are custom resistance values available?

What is the purpose of the slip clutch?

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

Motorized potentiometers automate analog-driven devices in manufacturing, providing proportional control for precision positioning and process control.

Process Control

Process Control

Used in feedback control systems for speed controls, flow meters, and tensioning motors requiring precise analog control and positioning.

Power Generation

Power Generation

Applied in power plants for precision control systems managing voltage, current, and equipment positioning in critical infrastructure.

Medical Equipment

Medical Equipment

Provide reliable proportional control for medical devices requiring precise positioning and adjustment capabilities with long service life.

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 Leaders Choose On Line Controls, Inc.

Swiss-Made Motor Excellence

Our motorized potentiometers feature premium Swiss-engineered motors and geartrains, delivering superior quality and reliability for demanding industrial applications with proven longevity.

Exceptional Product Longevity

With life expectancies ranging from 500,000 to 50 million turns and products lasting 10-20+ years, our motorized potentiometers provide unmatched durability and long-term value.

USA Manufacturing & Support

All products are designed and manufactured in our Massachusetts facility. We provide unlimited technical support, custom configurations, and worldwide repair services backed by 44 years expertise.

Request a Quote for Motorized Potentiometers

Get expert guidance on selecting the right motorized potentiometer configuration. Our team responds 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