Honeywell PA404A1025 Pressuretrol For Steam Boilers 3-15 PSI, Price/each

• Pressure Controller
• Type Additive/Subtractive Differential
• Operator Type Diaphragm
• Operating Pressure Rating 3 to 15 PSI
• Differential Pressure Rating 1 to 5 PSI
• Pressure Media Steam
• Contact Configuration SPST 2 Circuit
• Contact Rating 0.25 Amp at 0.25 to 12 Volt DC, 8.3 Amp (Resistive) at 120/240 Volt AC, 7.2 Amp at 277 Volt AC
• Connection Type 1/4 Inch Female Threaded
• Application Safety Control for Steam Heating Boiler
• Approval UL, CSA
• Overall Dimension 3-3/8 Inch Width x 2-1/4 Inch Depth x 4-15/32 Inch Height
• Case Finish Gray Enamel

Features / Benefits

• The Pa404A is a Pressure Actuated High Limit, Safety Control for Steam Heating Boilers
• It Breaks an Electrical Circuit to Shut Down the Burner If Steam Pressure Rises Above a Safe Level
• The Pa404B is Used with Suspension-Type Unit Heaters to Make the Fan Circuit When a Pressure Rise Indicates the Presence of Steam
• Each Model Contains an SPST Micro Switch Snap Acting Switch
• Sensitive Pressure-Actuated Diaphragm Expands or Contracts with Pressure Variations, Moving a Lever Mechanism Which Operates the Snap Switch
• A Screw on Top of the Case Allows Set Point Adjustment without Removing the Cover
• Differential is Adjusted by Means of a Dial Located Inside the Case