United Electric Controls H54S-15591 Vacuum Pressure Switch

Description:

The United Electric Controls H54S-15591 Vacuum Pressure Switch is used in industrial vacuum and pressure monitoring systems to provide automatic electrical switching when preset vacuum or pressure levels are reached. Commonly installed in vacuum pumps, filtration systems, process equipment, packaging machinery, HVAC systems, and industrial automation applications requiring reliable vacuum sensing and equipment protection. Maintenance teams and system integrators use this part for repair, retrofit, expansion, or replacement of existing vacuum and pressure control systems.

Applications:

The United Electric Controls H54S-15591 Vacuum Pressure Switch is commonly used in vacuum pump protection systems, filtration monitoring equipment, pneumatic conveying systems, process vacuum controls, HVAC applications, and industrial safety interlocks. The switch utilizes a bellows-actuated sensing mechanism to detect vacuum or pressure changes and actuate electrical contacts for alarms, shutdown functions, interlocks, and automatic process control, helping maintain safe and efficient operation of critical industrial equipment.

Technical Specifications:

• Brand: United Electric Controls
• Part Number: H54S-15591
• Product Type: Vacuum Pressure Switch
• Series: H54S Series
• Switch Type: Electromechanical Vacuum/Pressure Switch
• Function: Vacuum and Pressure Monitoring
• Sensing Element: Bellows-Actuated Mechanism
• Output Contacts: SPDT Snap-Action Switch
• Contact Rating: 15A @ 125/250/480 VAC
• Setpoint Adjustment: Adjustable Vacuum/Pressure Setpoint
• Deadband: Adjustable Differential
• Enclosure Type: Weatherproof Industrial Housing
• Housing Material: Epoxy-Coated Die-Cast Aluminum
• Electrical Connection: Conduit Entry
• Process Connection: NPT Pressure Port
• Suitable Media: Air and Compatible Non-Corrosive Gases
• Repeatability: High Accuracy Industrial Switching
• Designed for Alarm and Shutdown Applications
• Compatible with Vacuum Pumps, Filters, Compressors, and Process Equipment
• Intended for OEM Equipment and Replacement Installations
• Suitable for Maintenance, Retrofit, and Repair Projects
• Engineered for Continuous-Duty Industrial Service
• Industrial Process Control Compatible

Common Replacements:

• United Electric Controls H54-24 Pressure Switch
• United Electric Controls H100-218 Vacuum Pressure Switch
• United Electric Controls J7X358 Vacuum Pressure Switch