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The AU-VE-CO PRODUCTS 11419 is a plastic four-way automotive vacuum connector designed to join and route vacuum lines in vehicle HVAC and emissions control systems. Each port measures 3/16 inches, making this a uniform four-port fitting suited for splitting or combining vacuum circuits without adapters. The plastic construction keeps weight minimal at 0.01 pounds per unit. Automotive HVAC technicians and emissions specialists install this connector when servicing or rebuilding vacuum-operated control systems on cars, trucks, and vans.
This fitting is commonly used in automotive climate control systems that rely on vacuum signals to actuate mode doors, blend doors, and other vacuum-driven actuators. It is also applicable in emissions-related vacuum routing where multiple lines must terminate at a single junction point. The uniform 3/16-inch port size on all four outlets simplifies installation and eliminates the need for reducing adapters in matching-diameter circuits.
Designed as a replacement or service fitting for automotive vacuum systems using 3/16-inch vacuum line tubing, including climate control, HVAC mode selection, and emissions-related vacuum circuits.
This fitting is typically installed by automotive HVAC technicians or general service technicians during vacuum system diagnosis or repair. Disconnect the vehicle battery and relieve any vacuum pressure before removing existing connectors. Ensure all four lines are fully seated on each barbed port to maintain a leak-free circuit. Inspect vacuum lines for cracks or brittleness before reuse and replace as needed.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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