United Electric Controls J402-156 Pressure Controller

Description:

The United Electric Controls J402-156 Pressure Controller is used in industrial process control, hydraulic systems, pneumatic equipment, pumps, and compressors to monitor pressure and provide automatic pressure-actuated switching for control and equipment protection. Commonly installed in power generation facilities, chemical processing plants, manufacturing systems, utility services, and industrial automation equipment requiring dependable pressure regulation and monitoring. Maintenance teams and system integrators use this part for repair, retrofit, expansion, or replacement of existing pressure control systems.

Applications:

The United Electric Controls J402-156 Pressure Controller is commonly used in compressor control circuits, pump protection systems, hydraulic power units, pneumatic control systems, process automation equipment, and industrial monitoring installations. The controller converts pressure changes into electrical switching actions for alarms, shutdown functions, interlocks, and automatic process control, helping maintain safe and efficient operation of critical industrial systems.

Technical Specifications:

• Brand: United Electric Controls
• Part Number: J402-156
• Product Type: Pressure Controller
• Series: 400 Series
• Controller Type: Electromechanical Pressure Controller
• Function: Pressure Monitoring and Control
• Pressure Sensing Element: Diaphragm/Piston Actuated Mechanism
• Output Contacts: Dual SPDT Snap-Action Switches
• Control Action: Adjustable Pressure Setpoint
• Setpoint Adjustment: External Reference Dial
• Electrical Rating: 15A @ 125/250/480 VAC Resistive
• Repeatability: Industrial Process Control Accuracy
• Enclosure Type: NEMA 4X Weatherproof / Industrial-Duty Housing
• Housing Material: Epoxy-Coated Die-Cast Aluminum
• Process Connection: Pressure Port Connection
• Suitable for Air, Water, Oil, and Compatible Non-Corrosive Fluids
• Designed for Alarm and Shutdown Applications
• Compatible with Pumps, Compressors, and Hydraulic Equipment
• Intended for OEM Equipment and Replacement Installations
• Suitable for Maintenance, Retrofit, and Repair Projects
• Engineered for Continuous-Duty Industrial Service

Common Replacements:

• United Electric Controls J300-453 Pressure Controller
• United Electric Controls J302 Pressure Controller
• United Electric Controls H300 Pressure Controller