Description
Rheem-Ruud 47-23117-03 General Purpose Limit Switch Overview
The Rheem-Ruud 47-23117-03 is an OEM general purpose limit switch engineered for precise temperature control in residential and light commercial HVAC applications. Color-coded in purple for quick field identification, this switch provides dependable overheat protection and automatic reset functionality to keep your system running safely and efficiently.
Key Specifications
- Fixed Close Temperature: 75°F
- Fixed Open Temperature: 85°F
- Switch Type: SPST (Single Pole, Single Throw) Normally Closed
- Reset Type: Auto Reset
- Color Code: Purple
- Application: General Purpose Limit Switch
- Compatible Brand: Rheem / Ruud
- OEM Part Number: 47-23117-03
Features & Benefits
- Fixed-temperature operation eliminates the need for manual adjustment, ensuring consistent and repeatable performance
- Auto reset design automatically restores circuit continuity once temperatures return to safe operating range, reducing service calls
- SPST normally closed configuration opens the circuit upon reaching the 85°F trip point, providing reliable high-temperature protection
- Purple color coding enables fast visual identification during installation and maintenance
- Direct OEM replacement for Rheem and Ruud systems, ensuring proper fit and function
- Protects heating equipment from overheating conditions that could cause damage or unsafe operation
Application
This limit switch is designed for use in Rheem and Ruud furnaces and heating equipment as a general purpose temperature limit control. It monitors system temperatures and opens the circuit when the 85°F threshold is reached, shutting down the heating element or burner to prevent overheating. Once temperatures drop back to 75°F, the switch automatically resets and restores normal operation — no manual intervention required.
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