
25 watt with DC motor
- High precision proportional control
- Slip clutch protection system
- DC motor with 1-2 RPM options



CE Compliant
Precision-engineered 25W rheostats and high-power wirewound potentiometers designed for industrial automation and process control applications. These motorized rheostats combine variable resistance control with DC and AC motor systems, providing reliable proportional control for high-wattage analog devices with slip clutch protection and smooth operation.



What is the purpose of a rheostat?
A rheostat provides precise variable resistance control for industrial automation and process control applications. These 25W motorized rheostats enable high-precision proportional control of automated manufacturing processes, analog devices, and control systems through adjustable resistance settings.
Does a rheostat reduce voltage?
What motor configurations are available for these 25W rheostats?
How does the slip clutch protection system work?
What wattage options are available beyond the 25W model?
Can these rheostats be customized for specific resistance values?
What tolerance level do these 25W rheostats maintain?
What warranty and service support is provided?
Talk to our experts for custom solutions and tailored guidance.

Precise variable resistance control for automated manufacturing processes and control systems

High-precision analog device automation for chemical, pharmaceutical, and manufacturing processes

Variable resistance settings for OEM equipment requiring convenient analog control interfaces
Talk to our experts for custom solutions and tailored guidance.



Proven track record since 1980 with over four decades of precision manufacturing experience in industrial control systems.
All products manufactured domestically with rigorous quality standards and 3-year warranty coverage for reliable performance.
Expert engineering support and custom specifications available globally with direct sales and comprehensive service backing.
Connect with our technical team for custom specifications and pricing. Expect prompt response from engineers with 35+ years experience.
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
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