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The York 031-01781-001 I/O Expansion Board enhances system functionality by providing additional input and output capabilities. This board connects to a main control board and allows for the connection of various sensors, actuators, and peripheral devices. It improves automation and control in compatible systems by increasing the number of connected devices.
The I/O Expansion Board enhances the performance of HVAC systems, enabling better integration and control of multiple components.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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