Description
Robertshaw 41-590 Silicon Carbide Hot Surface Ignitor
The Robertshaw 41-590 is a silicon carbide hot surface ignitor engineered for dependable, consistent furnace ignition. Designed as a direct replacement for compatible residential and light commercial heating systems, this ignitor delivers the fast heat-up performance and long service life that HVAC professionals demand. Silicon carbide construction provides excellent thermal shock resistance and durability, making it a trusted choice for routine maintenance and emergency replacement applications.
Key Features
- Silicon carbide element for superior thermal shock resistance and long service life
- Hot surface ignition design eliminates the need for standing pilots, improving system efficiency
- OEM-quality construction for reliable, repeatable ignition performance
- Designed for direct replacement in compatible furnace applications
- Trusted Robertshaw quality — a leading name in HVAC ignition and control components
Application
The Robertshaw 41-590 is suited for use in residential and light commercial gas furnaces that utilize hot surface ignition systems. Always verify compatibility with the specific furnace model and manufacturer specifications before installation.
Why Choose Robertshaw?
Robertshaw has been a trusted manufacturer of HVAC controls and ignition components for decades. Their ignitors are built to meet or exceed OEM standards, ensuring a reliable fit and long-lasting performance in the field.







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