For a proper seal

Çö in stock and ready to ship

While the probe can be mounted in any duct position

also known as the EK-165S

When replacing Hart or Proctor switches

Trane CNT1219 Temp Control For a proper sealThe Trane CNT1219 is an OEM grade SPST N C Temp Control switch designed for high limit temperature monitoring in commercial and residential HVAC systems. Engineered as a normally closed (N C) safety device, it proactively safeguards equipment by opening the electrical circuit when the sensing environment reaches its fixed 170 degree Fahrenheit trip point. This Trane limit switch replacement is critical for preventing heat exchanger fatigue and