Key Benefits Precise Airflow Control: Features an integrated ECM control module for variable speed operation

such as the RC-4864 or RCW-48 models

Engineered as a factory-authorized component

The unit is engineered for high-temperature resilience

Can I use the TD121 with a sensor from a different temperature range

York S1-025-47297-000 Control 30067439-890 Key Benefits Precise Airflow Control:The York S1 025 47297 000 Control is a critical safety and operational component designed for high efficiency York HVAC systems. As a 95 CLS 135 OP TEMP CNTRL, this automatic reset limit switch is engineered to monitor heat exchanger temperatures, specifically calibrated for units with a 95,000 BTU capacity. When the 135F operating temperature threshold is reached, the York S1 025 47297 000 opens the circuit to prevent overheating, automatically