Description
Rheem-Ruud 47-19554-45 General Purpose Limit Switch Overview
The Rheem-Ruud 47-19554-45 is an OEM general purpose limit switch engineered for reliable temperature control and overheat protection in furnaces and other heating equipment. Color-coded red for quick field identification, this switch is a direct-fit replacement designed to maintain safe operating temperatures and protect heat exchangers from thermal damage.
Key Features
- Fixed Close Temperature: 160°F — switch closes circuit at or below this temperature
- Fixed Open Temperature: 200°F — switch opens circuit to shut down burner at this temperature
- SPST (Single Pole, Single Throw) Normally Closed configuration
- Auto Reset operation — automatically resets once temperature drops below the close setpoint
- Red color coding for fast, accurate identification during installation and service
- General purpose limit switch suitable for a wide range of Rheem and Ruud heating applications
- OEM replacement part — ensures compatibility and performance to original equipment specifications
Application
This limit switch is designed for use in Rheem and Ruud furnaces and heating systems where precise high-limit temperature control is required. It acts as a safety device, interrupting the burner circuit when supply air temperatures reach unsafe levels, then automatically resetting when normal operating temperatures are restored.
Product Specifications
- Part Number: 47-19554-45
- Brand: Rheem-Ruud
- Fixed Close Temperature: 160°F
- Fixed Open Temperature: 200°F
- Switch Type: SPST Normally Closed
- Reset Type: Auto Reset
- Color Code: Red
- Application: General Purpose Limit Switch
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