The Lennox 27P27 105357-02 Sensor Kit PCO3S (108191-01) is a reliable replacement sensor assembly engineered for precision performance in Lennox HVAC systems. Designed to meet OEM standards, this sensor kit ensures accurate temperature and pressure monitoring to support efficient operation and system safety. Whether you’re servicing residential furnaces, air handlers, or packaged units, this genuine-quality sensor kit helps maintain optimal performance and prolong equipment life.

This replacement sensor kit directly corresponds to Lennox part numbers 105357-02 and 108191-01, making it ideal for technicians, contractors, and homeowners seeking dependable field-tested components. Easy to install and fully compatible with the specified Lennox models, it restores correct sensing function that drives accurate control logic and system diagnostics.

 

Key features include robust construction, precise sensing accuracy, and compatibility with Lennox control systems configured for PCO3S sensor input. Keep your HVAC equipment operating within design specifications and reduce call-backs with this high-quality replacement sensor kit.

 

Suitable For:
• Lennox HVAC systems requiring PCO3S sensor
• Replacement of Lennox OEM numbers 105357-02 / 108191-01
• Professional service, maintenance, and HVAC repair

Benefits:
• Accurate temperature/pressure detection for reliable system performance
• OEM-equivalent fit and function
• Supports system diagnostics and safe operation
• Simplifies field replacement with direct compatibility