About This REFERENCE OEM NUMBER: Q21-6012 FITMENT: The climate control panel compatible with 2006-2007 Peterbilt 357/2006-2010 Peterbilt 378 379/2006-2015 Peterbilt 385 386/2006-2020 Peterbilt 365 367 388/2006-2024 Peterbilt 389/2008-2015 Peterbilt 384/2011-2020 Peterbilt 325 330/2011 -2020 Peterbilt 335 337 348 FUNCTION: This vehicle HVAC control module features knobs for fan speed adjustment air direction control A/C settings cabin recirculation and air conditioning cooling EASY INSTALLATION: This climate control module is designed for straightforward vehicle installation. Simply plug it in and it auto-configures to your vehicle’s specifications eliminating the need for manual adjustments HIGH QUALITY MATERIAL: This air conditioning module is crafted from ABS material featuring excellent wear resistance corrosion resistance and high sensitivity. It withstands extreme temperatures and vibrations while maintaining consistent performance reducing maintenance and repair costs Overview Operation Mode : OFF-NONE-ON Current Rating : 10 Amps Operating Voltage : 0.01 Volts Contact Type : Normally Closed Connector Type : Plug In Brand : dokoyeo Switch Type : Push Button Terminal : Through Hole Material : Plastic Item dimensions L x W x H : 8 x 4 x 4 inches