United Controls P38-1 cabin temperature selector

Product Description

United Controls P38-1 Aviation Cabin Temperature Selector/Controller

This is a United Controls P38-1, a vintage aircraft cabin temperature selector or controller used in general aviation and smaller commercial aircraft environmental control systems. This unit allowed pilots or crew to set and regulate cabin temperature by interfacing with heating, cooling, and mixing valves. Sold AS IS for restoration, parts salvage, or experimental aviation projects.

Key Features (Based on Era & Function):

• Manufacturer: United Controls Corporation (historic aviation controls manufacturer)

• Function: Temperature selection/control for aircraft cabin environmental system

• Design: Likely includes rotary knob, temperature scale, and electrical contacts or potentiometer

• Connections: Multi-pin aviation connector (Cannon plug, D-sub, or similar)

• Mounting: Panel-mounted in cockpit or cabin control panel

• Era: 1960s–1980s aviation technology

Potential Uses:

• Vintage Aircraft Restoration: Donor part for restoring a period-correct United Controls-equipped aircraft.

• Experimental/Homebuilt Aircraft: Integration into a custom environmental control system (requires extensive knowledge).

• Component Salvage: High-quality potentiometer, switches, connectors, and panel hardware.

• Aviation Display/Simulation: For museum display, flight simulator builds, or educational training aids.

Important Notes:

• Not Airworthy As-Is: This unit has no current certification and would require full testing, overhaul, and FAA approval for installation in a certified aircraft.

• Experimental Use Only: Suitable for homebuilt/experimental aircraft where owner-performed installation is permitted.

• Technical Knowledge Required: Understanding of aircraft environmental systems and avionics wiring is essential.