CE Compliant certified

CE Compliant

RFU Potentiometer Replacement for Legacy Rudder Feedback Units

RFU Potentiometer Replacements offer precision feedback control for legacy rudder systems in aviation and marine applications. These motorized potentiometers feature dual and triple gang configurations with wirewound and conductive plastic elements, providing high-resolution position feedback with life expectancies from 500,000 to 50 million turns. Available in AC and DC motor configurations with multiple resistance values and RPM options, they serve as direct replacements for obsolete feedback units while maintaining original system specifications.

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

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 feedback configuration
  • 2 million turn life expectancy
  • Slip clutch protection included
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

  • Circuit board with capacitor
  • Heavy duty AC motor design
  • Dual gang feedback system
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

  • 1 million turns rated life
  • Dual gang for feedback
  • Reversible 115 VAC motor
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 configuration
  • 2 million turn durability
  • Multiple resistance options
DC Motorized Potentiometer

DC Motorized Potentiometer

  • Swiss-made motor & geartrain
  • 10 million turns (plastic)
  • Compact efficient package
AC Motorized Potentiometers

AC Motorized Potentiometers

  • Starting capacitor included
  • Dynamic braking diode
  • Circuit board options

Showing 1 to 6 of 27 results

Frequently Asked Questions

How do I know what potentiometer to use?

Match your existing unit's specifications: resistance value, wattage, motor voltage, RPM, and gang configuration. Contact our technical team with your legacy unit model number for direct cross-reference assistance.

What is the difference between dual gang and triple gang potentiometers?

Can these potentiometers replace obsolete ETI Systems units?

What life expectancy can I expect from these units?

Are AC or DC motor versions better for rudder feedback?

Do these units require calibration after installation?

What warranty and technical support is available?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Aviation

Aviation

Precision rudder feedback control for aircraft flight systems requiring high reliability and extended operational life in demanding conditions.

Marine Systems

Marine Systems

Durable potentiometer replacements for ship rudder positioning systems, providing accurate feedback in harsh saltwater environments.

Robotics

Robotics

High-resolution feedback potentiometers for robotic actuator positioning, offering precise angular control with long-life conductive plastic elements.

Simulators

Simulators

Reliable feedback control for flight and vehicle simulator systems requiring accurate position sensing for realistic control surface response.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

You might also like

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 | Rudder Feedback Potentiometers for Marine Steering Systems

Rudder Feedback Potentiometers for Marine Steering Systems

Rudder feedback potentiometers are precision electromechanical devices that provide accurate position feedback in marine steering systems. These motorized potentiometers combine high-resolution sensing elements with robust construction, delivering reliable performance in demanding maritime environments. Available in wirewound and conductive plastic configurations with single, dual, or triple gang options, they offer exceptional durability with life expectancies ranging from 500,000 to 50 million turns.
DC Motorized Potentiometer | Industrial Potentiometers Panel

Industrial Potentiometers Panel

Industrial potentiometer panels featuring precision motorized potentiometers for automating analog devices. These high-quality units combine potentiometers with AC/DC motors for precise proportional control in industrial automation, process control, and feedback systems. Available in wirewound and conductive plastic elements with various turn configurations.
AC Motorized Potentiometers | Obsolete Potentiometer Replacement Solutions for Legacy Systems

Obsolete Potentiometer Replacement Solutions for Legacy Systems

On Line Controls offers comprehensive obsolete potentiometer replacement solutions for legacy industrial control systems. Our motorized potentiometers provide drop-in replacements for discontinued ETI Systems and other legacy models, supporting AC and DC motor configurations with wirewound, conductive plastic, and hybrid elements. Engineered for industrial automation, process control, and feedback systems with lifespans up to 50 million turns.

Why Aviation & Marine Engineers Choose On Line Controls, Inc.

44+ Years of Precision Engineering

Since 1980, we've delivered reliable motorized potentiometers for critical control applications. Our legacy feedback replacements meet exacting specifications with proven durability.

Direct Manufacturing & Support

All products manufactured in Massachusetts, USA with three-year warranty. Our engineering team provides unlimited phone support for specification matching and technical guidance.

Extended Life Components

From 500,000 to 50 million turn life expectancies across our product range. Swiss-made motors and precision elements ensure long-term reliability in demanding feedback applications.

Need Help Matching Your Legacy RFU Specifications?

Our engineers will help identify the correct replacement potentiometer for your rudder feedback system. Submit your specifications for expert guidance and a detailed quote.

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