CE Compliant certified

CE Compliant

1K Ohm Resistors Carbon Film 1 Watt

Browse our comprehensive selection of motorized potentiometers and rheostats featuring 1K ohm carbon film resistors with 1-watt power ratings. These precision control devices combine high-quality potentiometers with reliable AC or DC motors, designed for automating analog-driven equipment in industrial applications. Engineered with slip clutch protection and available in wirewound and conductive plastic configurations, our products deliver exceptional durability with life expectancies ranging from 500,000 to 50 million turns.

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

Our Range of Products
3 turn hybrid - 1 Watt - 1K to 100K - 7/8″Dia x 4 3/4″ L

3 turn hybrid - 1 Watt - 1K to 100K - 7/8″Dia x 4 3/4″ L

  • Hybrid element for longer life
  • 10 million turn durability
  • High impact housing design
Single turn conductive plastic - 2 Watt - 500 ohm to 100K - 2″ square x 4 1/4″ L

Single turn conductive plastic - 2 Watt - 500 ohm to 100K - 2″ square x 4 1/4″ L

  • Circuit board with components
  • Slip clutch protection
  • Starting capacitor included
Single turn conductive plastic - 1 Watt - 500 ohm to 20K Standard - 1.5″ x 5″ L

Single turn conductive plastic - 1 Watt - 500 ohm to 20K Standard - 1.5″ x 5″ L

  • 20 million turn life
  • Circuit board with terminals
  • AC motor 115 VAC reversible
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 systems
  • 10 turn wirewound element
  • Heavy duty motor construction
Single turn Conductive plastic - 1 Watt - 500 ohm to 100K - 1 1/4″Dia X 5.4″L

Single turn Conductive plastic - 1 Watt - 500 ohm to 100K - 1 1/4″Dia X 5.4″L

  • 10 million turn life expectancy
  • Japanese motor geartrain
  • DC 24 VDC operation
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 turn durability
  • Black anodized housing
  • Slip clutch protection

Showing 1 to 6 of 33 results

Frequently Asked Questions

What is a 1k ohm resistor?

A 1K ohm resistor is a passive electrical component that provides 1,000 ohms of resistance to control current flow in circuits. In motorized potentiometers, it enables precise voltage division and signal control.

What is the difference between wirewound and conductive plastic potentiometers?

How do I select between AC and DC motorized potentiometers?

What is the purpose of the slip clutch in motorized potentiometers?

Can motorized potentiometers be repaired or rebuilt?

What life expectancy should I expect from these products?

Are custom resistance values and configurations 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

Motorized potentiometers enable precise automated control of analog equipment, process variables, and positioning systems in manufacturing facilities.

Process Control

Process Control

Critical for maintaining precise setpoints in chemical, pharmaceutical, and food processing applications requiring reliable analog control.

Medical Equipment

Medical Equipment

High-precision motorized potentiometers control critical medical devices, diagnostic equipment, and patient monitoring systems requiring exceptional reliability.

Aerospace & Defense

Aerospace & Defense

Rugged motorized potentiometers provide precise control in aircraft simulators, helicopters, and military equipment where reliability is paramount.

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 Professionals Choose On Line Controls, Inc.

Four Decades of Manufacturing Excellence

Since 1980, we've engineered precision motorized potentiometers with proven reliability. Our products deliver 10-20+ year lifespans with minimal maintenance requirements.

USA-Made Quality You Can Trust

All products manufactured at our Massachusetts facility with rigorous quality standards. Every unit includes a comprehensive 3-year warranty and unlimited technical support.

Precision Engineering for Critical Applications

Designed for demanding industrial environments with slip clutch protection, exceptional durability, and life expectancies ranging from 500,000 to 50 million turns.

Get Expert Guidance on Motorized Potentiometers & Rheostats

Connect with our technical specialists to discuss your automation requirements. We'll help you select the right configuration and provide detailed specifications.

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