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Does this assembly include the plastic or metal housing
Field Calibration: Integrated zero and span potentiometers allow for immediate site-specific tuning
this specific relay is rated for 375V/60Hz operations
Key Benefits: Precise 220°F Trip Point: Engineered for accurate thermal response to stop the heating cycle the moment safe thresholds are exceeded
Trane ZZONEPNLAC52ZB Control 320819-301 Does this assembly include theFor technicians scaling ComfortLink II systems, the Trane ZZONEPNLAC52ZB Zone Expander Control is the requisite 4 zone panel assembly for high performance variable speed indoor units. This HVAC zone control system integrates seamlessly with Trane and American Standard air handlers and gas furnaces, utilizing a 24V architecture to manage up to four independent environmental zones. Engineered with an advanced microprocessor, this digital HVAC controller
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