The LG PDRYCB400 is a versatile dry contact interface designed for broader integration with LG HVAC systems. It allows for remote on/off control using third-party devices such as thermostats, occupancy sensors, keycard switches, or automation systems.

Unlike the PDRYCB100, the PDRYCB400 supports more advanced applications and is compatible with a wider range of system types, making it ideal for commercial, hospitality, and high-end residential installations.

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Key Features:

• Enables third-party control of LG indoor units

• Supports on/off, mode, and fan speed control (depending on system compatibility)

• Designed for advanced integration needs

• Compatible with LG Multi V and select ducted/ductless systems

• Compact, easy to install

• Ideal for hotels, offices, BMS setups, and automation projects