This is a non-adjustable thermal expansion valve

Precise Flow Control: The 11

capable of handling 3 HP loads at 480-600 Vac without requiring external contactors

This is necessary for accurate superheat control in 30-ton systems where pressure drop is common

this component is designed to detect flame roll-out or excessive flue gas temperatures

International Environmental 90000396 Blower Housing 322057-301 This is a non-adjustable thermalThe International Environmental 90000396 Blower Housing with integrated wheel is a critical OEM replacement component designed specifically for IEC fan coil units and direct drive blower coils. Built to heavy duty industrial standards, this assembly ensures optimal air distribution while maintaining the precise static pressure requirements of commercial HVAC systems. The housing is constructed from high grade materials to mitigate vibration and