When replacing Hart or Proctor switches

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Visual Identification: Pink color-coding allows for immediate identification of the pressure rating during field inspections

maintaining the integrity of the heat exchanger and surrounding electronic controls

Trane CNT1219 Temp Control When replacing Hart or ProctorThe 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