Product Details: The Haldex DRYest™ 24V Air Dryer is the perfect choice for system purge applications. This extended service air dryer features a multi-treatment cartridge with five stages of cleaning to ensure dry system air. The integrated turbo protection and built-in heater prevents freezing and damage to the dryer, while the integrated governor option increases the dryer's performance and reduces application costs. The integrated muffler allows for superior quiet operation, and the dryer is designed to withstand temperatures from -40 °F to 170 °F and a maximum working pressure of 150 psi with a safety relief pressure of 160 psi. FleetPride is your First Click in Heavy Duty®.