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Ships within 48 hours · Estimated delivery Sep 11 - Sep 16
Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
Durable Construction: Built with a lightweight 3/4 aluminum body and resilient NBR seating for long-term service in air and inert gas applications
OEM Compatibility: Exact fit for Lochinvar Knight WH199 and corresponding A
OEM Standards: Guaranteed to meet Trane factory specifications for fitment and electrical load handling
or motor stalls without relying on inaccurate voltage-based sensing
For newer "Series 6" bodies (identifiable by a small bump on the cover)
Trane VAL4468 TXV 320819-301 Durable Construction: Built with aMaintain precise system balance with the Trane VAL4468, a high performance thermostatic expansion valve (TXV) engineered specifically for 4 ton cooling applications. As an OEM Trane replacement part, this valve is critical for regulating R 22 refrigerant flow into the evaporator coil, ensuring the system operates at peak thermal efficiency without risking liquid slugging in the compressor. The VAL4468 is a standard setting component in HVAC
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