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High-Temperature Durability: Constructed from professional-grade elastomeric materials to withstand the rigors of high-efficiency heating cycles
preventing common nuisance trips often found with generic aftermarket switches
provided the terminal dimensions match your electrode set
verify total VA draw before installation
Lennox 26G78 Limit Switch High-Temperature Durability: Constructed from professional-gradeThe Lennox 26G78 is a high performance 185F AUTO limit switch engineered for critical temperature regulation in residential and commercial HVAC units. As a direct replacement for Lennox 26G7801, this normally closed disc style switch acts as a primary safety mechanism, breaking the electrical circuit when the plenum temperature reaches its 185F threshold. Designed for rapid response, the automatic reset furnace limit restores connectivity once