Red Dot RD-5-3827-0P Air Operated Control Switch | Pneumatic Toggle Valve 1/8" NPT | Replaces 72R0200, MEI 2027 & Mack 20QE39311 | Black Flat Handle

The Industry Standard Air Control Toggle.The Red Dot RD-5-3827-0P is the trusted pneumatic switch found in thousands of heavy-duty truck dashboards. If you have an air leak behind your dash or a toggle switch that hissed and failed, this is the direct OEM replacement.Air, Not Electric: This component is a mechanical air valve. It takes air from your truck's supply tank and sends it to accessories like Fan Clutches, Winter Fronts, or PTOs. It features a "Flat Black" handle, making it the perfect match for many modern truck interiors.Technical Specifications:Part Number: RD-5-3827-0PIndustry ID: 72R0200Function: Pneumatic On/Off ControlPorts: 1/8" NPT (Female)Mounting: 15/32" Stem (Standard Switch Hole)Handle Style: Flat Paddle (Black)Max Pressure: 150 PSIReplaces Part Numbers:Replaces Red Dot: 72R0200, RD5-3827-0Replaces MEI Airsource: 2027Replaces Truck Air: 19-2627Replaces Mack: 20QE39311, 4379-RD538270Replaces Alliance: ABP N83 322070Replaces Kysor: 229900

• PNEUMATIC AIR CONTROL: Genuine Red Dot RD-5-3827-0P Air-Operated Toggle Switch. Designed to control pneumatic accessories in heavy-duty trucks, including fan clutches, radiator shutters, sliding fifth wheels, and air horns. (Note: This is an Air Valve, not an electrical switch).
• UNIVERSAL DASHBOARD FITMENT: Features a standard 15/32"-32 thread mounting stem (fits standard dashboard switch cutouts). Equipped with a "Flat Black" paddle handle to match OEM dashboard aesthetics in Freightliner, Kenworth, Peterbilt, and Mack interiors.
• 1/8" NPT PORTS: Engineered with 1/8" NPT (National Pipe Taper) supply and delivery ports for secure connection to 1/4" or 5/32" nylon air lines. Features internal venting (3-Way action) to exhaust air pressure when switched to the "Off" position, ensuring immediate disengagement of the accessory.
• PROFESSIONAL CROSS-REFERENCE: The OEM upgrade which directly replaces Red Dot 72R0200. Also replaces MEI Airsource 2027, Truck Air 19-2627, Alliance ABP N83 322070, and Mack 20QE39311 / 4379-RD538270.
• DURABLE CONSTRUCTION: Built with a corrosion-resistant body and a heavy-duty polymer handle designed to withstand the high-vibration environment of Class 8 commercial vehicles.