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Vintage Mercoid Control Bourdon Tube Pressure Switch:
$40.00
Key Technical DetailsManufacturer: The Mercoid Corporation (Chicago, IL).Function: It monitors fluid/gas pressure and triggers internal electrical contacts when preset high or low-pressure points are reached. These vintage models typically utilize an internal hermetically sealed tilting mercury switch capsule to complete or break the circuit.Electrical Ratings:10 Amps at 120V AC/DC5 Amps at 240V AC/DCMotor Rating: 3/4 HP (120V–240V AC)Identification Codes: The number you provided (3D683142) is the specific factory serial number uniquely stamped onto this unit.
