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The Intermatic T7801B comes with 7 ON/OFF tripper pairs
as these are common external issues that mimic board failure
Exact OEM Fit: Guaranteed compatibility with specific Aaon heating units
this service valve assembly allows technicians to perform system maintenance or component replacement without full system depressurization
Siemens DDC 540-100N Control R-134A The Intermatic T7801B comes withThe Siemens 540 100N is a high performance Terminal Box Controller designed for precise pressure independent Variable Air Volume (VAV) system management. Operating on a Direct Digital Control (DDC) architecture, this unit provides HVAC professionals with advanced control over zone level routines, including VAV cooling, heating, and fan powered applications. It features six solid state digital outputs rated for 24 VAC at 0. 5 A per channel, ensuring
