Q21-1122 AC Heater Control Panel, OEM Replacement for Peterbilt Trucks, Sleeper HVAC Control Module Unit with Temperature, Fan & Mode Adjustment Replaces Q211122 Q21-6119 Q21-1089
Perfect OEM Replacement & Vehicle Compatibility: Designed as a direct OEM replacement for part number Q21-1122 (also compatible with Q211122, Q21-1089, Q21-6119), this air conditioning heater control panel is specifically engineered for Peterbilt trucks, including the Peterbilt 579 with high roof sleeper models. It matches the original fit, form and function, ensuring seamless integration with your truck's HVAC system without any modifications
Comprehensive Function Control: Equipped with all essential controls to manage your truck's climate efficiently: temperature control knob (blue for cool, red for warm), 4-speed fan control, ventilation mode selector (face, face/foot, foot, foot/defrost, defrost), A/C button, and inner/outer circulation button. Easily adjust the cabin temperature and airflow to maintain optimal comfort during long hauls
Durable Construction & Reliable Performance: Crafted with high-quality materials that meet OEM standards, this control panel features a sturdy design to withstand the harsh conditions of truck cabins, including vibration, temperature fluctuations and frequent use. It ensures stable performance, accurate control response, and long service life, reducing the need for frequent replacements
Easy Installation & Plug-and-Play: Precision-engineered to fit directly into the original mounting position, this control panel features a plug-and-play design that requires no complicated wiring or professional tools, saving both time and labor costs
Essential for Cabin Comfort & Safety: This HVAC control panel is a critical component for maintaining a comfortable and safe driving environment. It allows quick adjustment of cooling and heating to adapt to different weather conditions, while the defrost mode effectively clears the windshield for better visibility. It also features memory function for air circulation mode, ensuring consistent comfort after vehicle restart