CE Compliant certified

CE Compliant

Variable Resistor Manufacturers and Suppliers Directory

Comprehensive directory of variable resistor manufacturers and suppliers specializing in motorized potentiometers, rheostats, and precision control devices. Our featured products include DC and AC motorized potentiometers with wirewound and conductive plastic elements, offering high-precision proportional control for industrial automation applications.

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

Our Range of Products
DC Motorized Potentiometer

DC Motorized Potentiometer

  • Built-in slip clutch protection
  • Swiss-made motors & geartrains
  • Multiple configuration options
AC Motorized Potentiometers

AC Motorized Potentiometers

  • Circuit board installation
  • AC motor with capacitor
  • Dynamic braking diode
10 turn wirewound - 2 Watt - 100 ohm to 100K - *

10 turn wirewound - 2 Watt - 100 ohm to 100K - *

  • High precision wirewound
  • Reversible 115 VAC motor
  • Long life expectancy
Motorized Rheostats

Motorized Rheostats

  • High wattage options up to 100W
  • Linear taper winding
  • Panel mount design
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

  • Dual gang for feedback
  • Circuit board included
  • Heavy duty motor
10 turn wirewound - 5 Watt - 10 ohm to 100K - 2″ square x 8.5″ L

10 turn wirewound - 5 Watt - 10 ohm to 100K - 2″ square x 8.5″ L

  • Snap action switches
  • Manual adjustment capability
  • Starting capacitor included

Showing 1 to 6 of 32 results

Frequently Asked Questions

What types of variable resistors are available for industrial applications?

Motorized potentiometers, rheostats, and precision control devices with wirewound or conductive plastic elements for industrial automation.

What power ratings are available for motorized potentiometers?

What is the typical life expectancy of these variable resistors?

Are both AC and DC motor options available?

What certifications do these products have?

Can these devices be customized for specific applications?

What industries commonly use these variable resistors?

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 for precise proportional control in automated manufacturing and process systems

Process Control

Process Control

Variable resistors for feedback control systems and precision setpoint adjustments in process industries

Medical Equipment

Medical Equipment

High-precision motorized potentiometers for medical device positioning and control applications

Aerospace & Defense

Aerospace & Defense

Reliable variable resistors for aircraft, helicopters, simulators, and defense control systems

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Variable Resistors for Industrial Control Systems

Professional-grade variable resistors designed for precise industrial control applications. Our motorized potentiometers and rheostats deliver exceptional accuracy and reliability for automation systems, featuring slip clutch protection, high-resolution control, and extended operational life. Manufactured in the USA with CE compliance for worldwide deployment.

Why Industrial Manufacturers Choose On Line Controls, Inc.

44+ Years Manufacturing Excellence

Over four decades of precision manufacturing experience with industry-leading expertise in motorized potentiometers and control systems.

Worldwide Service & Support

Global reach with technical support, repair services, and unlimited phone support backed by comprehensive warranties.

Precision Engineering Standards

High-quality Swiss-made components and rigorous quality control ensuring reliable operation and long product lifespan.

Get Expert Guidance on Variable Resistor Solutions

Connect with our technical specialists for personalized product recommendations and competitive pricing on motorized potentiometers.

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