JD-2 can be used for Differential, Pressure, and Vacuum applications.

The JD-2 has a sensitive diaphragm,single pole double throw snap action electrical switch,visible on-off indicator in an aluminum housing.Springs are adjustable and have duel scales calibrated in mm or inches of water.

Available Models:

• Blue: .07″ to 1.7″ W.C. 801111301(2mm to 43 mm W.C.)
• Grey: 0.1″ to 4″ W.C. 801111302(3mm to 102mm W.C.)
• Purple: 0.1″ to 10″ W.C. 801111310(3mm to 250mm W.C.)
• Red: 0.1″ to 24″ W.C. 801111303 (3mm to 600mm W.C)
• Orange: 5″ to 35″ W.C. 801111315 (125 mm to 875mm W.C.)

Specifications:

• Manufactured by Crossroads Controls, formerly by Antunes Controls
• Max. Operating Pressure: 35″ W.C.
• Max. Pressure Surge: 3 PSIG
• Max. Ambient Operating Temperature: 140F (60C)
• Min. Ambient Operating Temperature: -20F (-28C)
• Shipping Weight: 1 lb. (.45 kg)

Accessories:

• Single Switch Mounting Bracket

Resources:

• Crossroads Control JD-2 Air Pressure Switch Datasheet
  
• Crossroads Controls JD-2 Air Pressure Switch Installation Instructions
• Former Antunes Controls Literature:
• JD-2 Air Pressure Switch Datasheet
• JD-2 Air Pressure Switch Installation Instructions