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The V4055D1043 is a direct functional equivalent to the V4055D1043/U and is primarily compatible with low-pressure V5055C or V5097C series valve bodies
depending on the occupancy and environmental pollutant levels
Reduced Vibration: Factory-balanced blades eliminate mechanical noise and protect sealed motor bearings
Maintains factory-certified performance standards for industrial steam regulators
Field-proven for its long service life
Trane VAL9890 Service Valve 323055-751 The V4055D1043 is a directThe Trane VAL9890 is a high performance 1 3 8" Right Hand Service Valve engineered for heavy duty commercial and residential condensing units. This HVAC refrigeration service valve is a critical OEM Trane replacement part designed to provide a reliable isolation point for refrigerant during system commissioning or routine maintenance. With a 1. 38 ID connection, it ensures minimal pressure drop across the line while maintaining a leak proof seal under