York S1-024-39715-000 Switch 320734-701 The TRR0665 provides a significantly

The TRR0665 provides a significantly higher 250VA capacity

compatible with both 24VAC and 24VDC power sources for two-position or floating control logic

it handles media temperatures up to 150°F

Adjustable Low Fire: Includes a bypass setting to maintain a constant minimum firing rate for consistent ignition and flame stability

this controller ensures long-term reliability in harsh boiler room environments

York S1-024-39715-000 Switch 320734-701 The TRR0665 provides a significantlyThe York S1 024 39715 000 Switch is a critical OEM pressure switch designed for precision monitoring in HVAC induction systems. As an essential safety component, this switch is calibrated with a fixed 1. 00" WC set point, ensuring the inducer motor establishes a proper draft before allowing the ignition sequence to proceed. It is a direct replacement for legacy part numbers S1 02435778000 and S1 02435796000, providing seamless integration with York