Description
Supco TH181955 Thermocouple — 24″ Replacement
The Supco TH181955 is a 24-inch thermocouple designed as a dependable replacement for gas-fired heating appliances, including furnaces, boilers, water heaters, and other standing-pilot systems. Engineered to deliver consistent and accurate pilot flame sensing, this thermocouple helps ensure safe, reliable operation by generating the millivolt signal needed to keep the gas valve open when a pilot flame is present.
Key Features
- 24-inch lead length for flexible installation in a wide range of appliances
- Designed for use with standing pilot gas systems
- Generates a millivolt output signal to hold the gas valve open during normal operation
- OEM-quality construction for long-lasting, dependable performance
- Direct replacement for compatible Supco and cross-referenced thermocouple applications
- Durable materials withstand the high-temperature environment of pilot burner assemblies
Applications
- Gas furnaces with standing pilot ignition
- Residential and commercial water heaters
- Boilers and hydronic heating systems
- Gas fireplaces and space heaters
- Other gas appliances with millivolt pilot safety systems
Why Choose Supco?
Supco is a trusted name in HVAC and appliance replacement components, known for producing high-quality, reliable parts that meet or exceed OEM specifications. The TH181955 thermocouple is no exception, offering technicians a straightforward, confidence-inspiring replacement solution that minimizes callbacks and downtime.
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