Johnson Controls A11B-1 Freezestat 30067439-890 The Danfoss 067N2163 TGEX TXV

The Danfoss 067N2163 TGEX TXV is a balanced port thermostatic expansion valve engineered for high-capacity air conditioning and heat pump systems

Key Benefits Manual Reset Safety: Prevents automatic restarts

the VTD-1611 provides the mechanical advantage required for accurate positioning in demanding HVACR building automation environments

Always verify the parts list in the unit service manual

reducing the need to stock multiple specialized parts

Johnson Controls A11B-1 Freezestat 30067439-890 The Danfoss 067N2163 TGEX TXVThe Johnson Controls A11B 1 is a professional grade low temperature cutout control, commonly referred to in the field as a freezestat. Engineered specifically for HVAC systems utilizing chilled water or steam coils, this mechanical temperature control protects against thermal damage by monitoring air duct temperatures. The unit features an SPST switch that opens on a temperature drop, effectively cutting power to the fan or closing dampers when