AMANA PBTCK01 Low Voltage Thermostat Interface Kit (PBTCK01) The Amana through-the-wall (TTW) model's field installed thermostat control conversion kit (PBTCK01) is a system that assists in connection to the low 24 voltage thermostat which controls and operates the main TTW unit. Kit Includes: Conversion Board Cover Conversion Board Base Tapping Screw (2) Conversion Board We are counting upon you to know what you are buying and if this item will suit your needs. This is being sold AS-IS. No returns because you ordered the wrong item. Please only purchase this if you agree to those terms. We take our reputation seriously, we buy and sell online, so we understand the value of trust! Thanks for looking at our listing and supporting our small family business! SHELF: B