Feature 1Applicable Models: Designed replacement for Freightliner 2002 to 2021, replacement for Thomas 2004 to 2015, please check carefully to make sure it is compatible with your vehicle. 2Part Number: Reference replacement part number are 599 008, 599008, A22 57054 001, 577.46754K, A22 57054 001, A22 57054 004, A22 57054 005, A22 57054 006, etc. 3Effortless Installation: AC climate control module is equipped with unique software that automatically configures the device to the vehicle once powered on, eliminating the need for manual settings. 4Professional Design: Crafted from premium materials that meet OEM standards, this module restores the main functions of the original equipment. Maintains the factory module's appearance for a seamless match and retained authenticity. 5Easy Operation: Equipped with intuitive controls, this switch offers easy, user friendly operation. Fine tune your vehicle's internal climate with just the turn of a knob or press of a button. Item Type: Heater AC Climate Control Module Material: Metal, ABS Operation Mode: OFF-NONE-ON Rated Current: 2 Amps Operating Voltage: 120 Volts Touch Type: 10pdt Connector Type: Clamp Interchange Part Number: 599-008, 599008, A22 57054 001 OEM Part Number: 577.46754K, A22 57054 001, A22 57054 004, A22 57054 005, A22 57054 006, A2257054003, A2257054007 Fitment: Replacement for Freightliner 2002-2021 Replacement for Thomas 2004-2015 Package List 1 x AC Climate Control Module Note Please double check the part number of your item, matching information is for reference only.