Lennox 36A77 Relay THPU32HP7Y this assembly maintains consistent cfm

this assembly maintains consistent cfm performance to ensure proper combustion airflow and prevent pressure switch trip errors

Optimized Materials: Features high-quality NBR and stainless steel components designed for durability under standard operating pressures

With the lowest turn-on threshold in the industry

the SSS-1004 averages velocity pressure across the duct cross-section to output an accurate "H" (high) and "L" (low) signal to your VAV controller

preventing liquid slugging that can lead to mechanical failure

Lennox 36A77 Relay THPU32HP7Y this assembly maintains consistent cfmThe Lennox 36A77 Relay is a mission critical 24V 3PDT relay engineered for precise electrical switching in commercial and residential HVAC systems. Also recognized by part number 36A7701 and manufacturing number P 8 11112, this DPDT 3PDT general purpose relay is a standard replacement for many Lennox GCS and GHP series units. When you are dealing with a blower motor that won't kick on or a control circuit failing to close, this OEM Lennox replacement